TestOut PC Pro A+ Certification practice

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Which of the following are CRT monitor characteristics? (select two)

1) CRT monitors use an electron beam that hits phosphor dots inside of a vacuum tube 2) CRT monitors have a 4:3 aspect ratio which matches the display ratio of a T.V. set.

Which of the following are advantages of solid state storage compared to hard drives? (select two)

1) Lower power requirements 2) No moving parts

Which optical media has the greatest storage capacity?

Single-layer, single-sided Blu-ray disc.

You are in the process of configuring a new computer. The motherboard has four memory slots and supports duel channel memory. You install two memory modules. When you boot the computer, the BIOS recognizes both modules, but the memory is not configured to run in dual channel mode. What should you do?

Move the modules to the correct motherboard slots

You just purchased an external SCSI hard drive for your desktop workstation. What should you do before you connect it to the system?

Set the drive’s SCSI ID

Which of the following are true regarding a dual-channel memory bandwidth configuration? (select two)

1) The memory controller must support dual-channels. 2) Bandwidth is increased by 5-15%

Which of the following is true of LED monitors?

LED monitors use LED backlight technology.

Which of the following standards provides for data transfer rates up to 480 Mbps with a max cable length of 5 meters?

USB 2.0

Which of the following are characteristics of Bluetooth? (select two)

1) 2.4 GHz radio wireless 2) Ad hoc connections

You have installed a new computer with a dual core 64-bit processor, 6 GB of memory, and a PCIe video card with 512 MB of memory. After installing the operating system, you see less than 4 GB of memory available in Windows. What should you do?

Install a 64-bit version of the operating system

Which feature on Intel chips allows a single processor to run two threads in parallel, instead of processing single threads linearly?

Hyper-threading

When do you need to upgrade the system BIOS?

Whenever a BIOS update provides functionality not currently supported that is required by the OS or hardware

Which of the following use Centronics-type connectors?

Parallel

Which of the following is an advantage to purchasing a computer with video and audio integrated onto the motherboard?

Lower overall system cost

Which of the following would indicate when a system case cover is removed?

Chassis intrusion detection

A portable computer connected to a printer with an infrared interface works fine inside your office. However, when you go outside it works sporadically. How can you fix this? (select two)

1) Block any direct and reflected sunlight from the pathway between the PC and printer 2) Move the printer closer to the computer

Which of the following functions are not associated with a CNR?

Video

Which of the following drive configurations uses striping without fault tolerance?

RAID 0

You want to purchase a home theater. Which hardware selection criteria would be most important for this system? (select two)

1) Home Theater PC (HTPC) form factor 2) Video card with HDMI output

What is the approx bus speed of DDR2 memory rated at PC2-5300?

333 MHz

Which of the following types of SCSI termination uses voltage regulators in conjunction with resistors to terminate the SCSI bus?

Active Termination

Which of the following will most likely contain SODIMM memory?

Notebook computers

Which of the following statements are true about the DisplayPort interface for connecting video monitors to computers? (select two)

1) DisplayPort uses a lower voltage than DVI or HDMI 2) DisplayPort can send both video and audio signals over the same cable

You are purchasing a PC system that will be used as a file and print server in a small business. Which hardware selection criteria would be most important for this system? (select two)

1) 64-bit multi-core processor 2) RAID 1+0 array

Which of the following is an advantage of serial ports over parallel ports?

Serial ports can send data over longer distances

You need to connect a new USB scanner to the USB port on your computer. What should you do?

Install the scanner drivers, then connect the scanner to the USB port

You have three computers in your office. You would like to reduce the time it takes to move from one computer to the next, and you would like to use only one keyboard, monitor and mouse for all three computers. Which device allows this type of setup?

KVM

Two IDE devices share the same channel. One device is newer and faster. Which device should you set to master?

Set the newer, faster device to master

You have an existing computer that you’ve been using for years. You decide to upgrade the processor. You check the motherboard documentation and purchase the fastest processor that is supported by the motherboard. When you start the computer, it beeps regularly but nothing is shown on the screen and it doesn’t start. What should you do first?

Flash the BIOS

You are linking multiple video cards together to increase performance. Which of the following statements are true? (select two)

1) In most cases both cards should be identical 2) Scalable Link Interface (SLI) and CrossFire are two different methods for linking video cards

Which of the following functions are associated with an AMR riser card? (select two)

1) Modem 2) Audio

You would like to install Windows on a computer that previously had another OS installed on it, but you aren’t sure if the audio card is compatible. The installed audio card is a SoundMax D1371 (PCI). What should you do?

Check the manufacturer website for compatibility information

You have installed a new device in your system, and have run the Add A Device Control Panel applet. Under what circumstance would it be appropriate to continue with the wizard if the device was not discovered?

The device does not support Plug-and-Play

What is the role of the CMOS in a modern computer?

Saves information about system devices

You recently purchased a new sound card and installed it in a free PCI slot in your computer. You plug in your old speakers, but don’t get any sound. You checked all cable connections and they are secure. You have also ensured that the speaker volume is appropriately adjusted and isn’t muted. What should you do next?

Check the vendor’s web site for an updated driver

Lately your computer is spontaneously shutting down after only a few minutes of use. What is the most likely cause?

Overheated CPU

the PS/2 ports on a computer are used for which types of devices? (select two)

1) Mouse 2) Keyboard

What is a DB-15 connector on a sound card typically used for? (select two)

1) Joystick 2) MIDI port

Which of the following could be detrimental while flashing the BIOS?

Loss of power

Which of the following refers to placing two processors on a single processor chip or die?

Multi-core

Which memory rating identifies the fastest memory?

DDR3-2000

What kind of power connector does a floppy drive use?

Mini-molex power connector

Which of the following are optical storage devices? (select three)

1) Blu-ray Disk, or BD 2) CD 3) DVD

A D-shaped 25-pin female port on the back of a computer is a:

Parallel port

A user has called to complain that he can’t save a file to a floppy disk in his floppy drive. What should you do first? (select two)

1) Verify that the disk has been inserted and properly formatted 2) Make sure the write-protection tab on the disk isn’t set

Which of the following statements are true regarding power supply wattage? (select two)

1) The wattage requirement for each individual circuit uses this formula: W = V * A 2) A "watt" describes how much work or how much power can be supplied to various devices

What is the maximum transmission speed for Bluetooth devices?

3 Mbps

Which of the following processor features is used to dynamically reduce power consumption based on current operating conditions?

Throttling

You’re configuring devices on a SCSI bus. You’ve installed a SCSI adapter in an expansion slot. You’ve connected an external SCI tape drive to the external port on the adapter. you’ve connected two hard SCSI HDDs (sd0 and sd1) to two of the middle connectors on the interlan SCSI ribbon cable. The end connector on the internal SCSI ribbon cable is connected to a SCSI DVD drive. Where should termination be enabled on this bus? (select two)

1) On the external tape drive 2) On the DVD drive

Which interface is primarily used for internal HDDs in modern desktop PC systems?

SATA

Which of the following CRT monitors is capable of producing a picture with the least amount of flicker?

Non-interlaced

You have just installed a new IDE DVD drive in your computer to replace the one that stopped working. When you play a music CD, you cannot hear any sound coming from your computer speakers. When you try to play a file saved on the hard disk, everything works correctly. What should you do?

Connect the audio port on the DVD drive to the audio input on the sound card or motherboard

Your monitor displays a large black border around the main screen image. Where should you go to fix this problem?

Monitor hardware controls

You are installing a PCIe video card in a new computer. The video card has connectors for both monitors. The card has a fan, but the fan does not draw power from the PCIe bus to operate. Which of the following will be part of the installation?

Connect a 6 or 8-pin power connector to the video card

You want to be able to watch live TV on your computer and record TV shows from over-the-air digital TV stations. Your computer already has a video card, so you want to purchase an add-on card to provide the TV tuner input capabilities. Which of the following should be part of the configuration process? (select two)

1) Purchase a card that supports ATSC 2) Connect the TV input to the tuner card using coaxial cable and F-type connectors

A customer needs to use several applications. Currently, the computer cannot keep all the necessary applications open at the same time. Which of the following components should you consider upgrading?

Memory

You have just built a new computer running Windows. The motherboard has several built-in USB ports. You connect a device to one of these ports, but the device runs in USB 1.1 mode instead of 2.0 mode. What should you do?

Edit the CMOS settings to configure the USB ports to use USB 2.0

You have connected a USB hub to your computer. Connected to the hub is a scanner, a USB thumb-drive, and an external HDD. How many IRQs are needed for the USB devices?

1

Which of the following interfaces can be used to connect a keyboard and mouse?

PS/2

You have just finished upgrading the power supply in your desktop computer. Now the hard disk will not work. What should you do first?

Make sure the power connectors on the hard disk are plugged in all of the way

You are trying to troubleshoot a power supply issue with a voltmeter. Which of the following options are common voltages produced by a desktop power supply? (select two)

1) +/- 5v 2) +/- 12v

The display is using strange colors. Which of the following is a solution to this problem?

Increase the color depth

What is the major difference between the BTX and the ATX standards? (select two)

1) Improved thermal management 2) Processor slot rotated 45 degrees

You are looking at a female TRS connector on the computer. What devices use this connector?

Speakers

How would you view a list of all IRQs and the device using each IRQ?

In Device Manager, click View>Resources by type

Which of the following is inserted in an AMR slot to provide sound functions?

Daughterboard

You test adding a second CPU. You remove the terminating resistor from the second CPU slot, insert the CPU and perform your testing. Upon conclusion of the test you remove the second CPU and find that your system no longer boots up properly? How can you correct this situation?

Replace the terminating resistor in the slot that was occupied by the second CPU

What should you do (if possible) before flashing the BIOS?

Connect the computer to a UPS

Your computer has one single core processor installed. The motherboard supports processors with up to four cores. You want to upgrade your computer to a dual-core system. Which of the following will by part of your configuration?

Replace the existing processor

A customer has brought a computer in to be repaired. he has indicated that the sound board has stopped working as no audio is produced when music, video, or DVDs are played. What should you do first? (select two)

1) Verify that the volume isn’t muted 2) Verify that the speakers are plugged into the correct jack and are powered on

To test a power supply, you want to use a multimeter to measure the voltage on a Molex HDD connector. To do this, you need to turn the power on. Which pins on the 24-pin motherboard connector coming from the power supply can be shunted to turn the power on? (select two)

1) Pins 15 & 16 2) Pins 16 & 17

Which of the following connectors are part of the system case and connect to the header pins on the motherboard? (select two)

1) HDD LED light 2) Power Switch

Your CRT monitor flickers. What should you do?

Increase the refresh rate

Which RAM standard requires heat spreaders?

RAMBUS

Which expansion bus is best for high-speed, high-resolution, three-dimensional graphics?

PCIe

What is the function of the chipset on the motherboard?

Facilitate communication between the processor, memory components, and peripheral devices

What is the advantage of RAID 5 over RAID 1?

RAID 5 improves performance over RAID 1

Which of the following statements are true? (select two)

1) 32-bit processors use only the IA-32 instruction set (also referred to as x86) 2) 64-bit processors use the x86-64 instruction set (also referred to as x64)

Which of the following functions are performed by the TPM?

Create a hash of system components

Which of the following expansion buses is most commonly used for devices such as sound cards, modems, and network cards?

PCI

Which Blu-ray standard defines rewritable disks?

BD-RE

When you try to read a particular DVD-R, you receive an error message. Other discs work fine. Which of the following are the most likely problems? (select two)

1) Dirty or scratched disc 2) Incorrect disc format

Which of the following is an error detection technique that can detect errors with only ONE bit?

Parity

A manager wants you to install a Serial ATA HDD into his computer, but the motherboard does not have a Serial ATA connector. What should you do?

Install a Serial ATA host adapter in an expansion slot

You decide to upgrade your PC to use a faster processor. To do this, you ordered a new motherboard over the Internet that supports the processor you want to use. However, when it arrives, you discover that the motherboard uses the ATX form factor. Your existing PC’s case uses the BTX form factor. What options do you have in this situation? (select two)

1) Purchase an ATX form factor case 2) Return the motherboard and replace it with a BTX form factor motherboard

Which of the following standards provides for data transfer rates up to 800 Mbps with a max cable length of 100 meters?

IEEE 1394b

Which of the following devices would you add to a computer if you needed to take inventory at a retail store by scanning the UPC symbols on products?

Bar card reader

Which of the following are magnetic storage devices? (choose three)

1) Floppy disk 2) Tape drive 3) Hard disk

What is the purpose of the small cable that connects an IDE optical drive to the sound card?

Sends CD audio from the optical drive to the sound card

You have purchased a SXGA LCD monitor and connected it to the DVI-I port on your computer using a DVI-D cable. You configure the screen resolution at 1600 x 1200 with 24-bit color. The sceen display seems to be fuzzy at some spots. What should you do to correct the problem?

Change the screen resolution to the native resolution of the monitor

You want to add a second processor to your dual-processor system. Which of the following should you do?

Match the speed of the new processor with the speed of the existing processor

Which of the following objects should have thermal paste applied? (select two)

1) CPU 2) Heat sink

Which kind of power connector is used on PATA (IDE) internal HDDs and optical drives?

Molex

You would like to upgrade the processor in your system to a 64-bit processor. Which of the components will you most likely need to upgrade as well to take full advantage of the new processor?

Operating System

What method does an MMC card use for storing data?

Reprogrammable memory

You have been asked to implement a RAID 5 solution for an engineer’s desktop. What is the minimum number of hard drives disks that can be used to configure RAID 5?

3

Which of the following terms describes a PC card that you can insert and remove without rebooting the computer?

Hot-swappable

You have a system that has been overheating. Which of the following actions WILL NOT help to keep the system cool?

Removing the computer case

You have a CD-RW drive that advertises speeds of 32x/12x/48x. What is the read speed of the drive?

48x

You are installing an updated driver for a hardware device on your system. A dialog box displays indicating that Microsoft has digitally signed the driver you are installing. What benefits does driver signing provide? (select two)

1) The driver has been tested by Microsoft 2) The driver file has not been altered

You have connected a single drive to the primary IDE interface and a single drive to the secondary IDE interface. How should the drives be configured?

Both drives should be set to Master or Single Drive only

Where should the thermal paste go when installing a processor?

Between the heat sink and the CPU

You’ve noticed on your Windows workstation that sometimes your mouse cursor appears strange on the screen. In addition, images in Web pages you are viewing appear to be corrupt. How can you fix this problem?

Decrease your video adapter’s hardware acceleration.

Which of the following components converts AC to DC?

Power supply

You have an existing system that has a single DDR3 memory module installed. You would like to add more memory to the three remaining empty memory slots. What should you do to make sure you get the right memory for the system? (select two)

1) Purchase additional modules that are the same as what is currently installed 2) Check the motherboard documentation to find which modules are supported

You are looking at a high-density (three-row) female DB-15 connector on the computer. What device uses this connector?

VGA/SVGA monitors

Your company uses Windows as a desktop OS. You need to install a new Plug-and-Play print device on a user’s computer. The printer uses a parallel port interface. You connect the print device to the computer’s parallel port and turn the device on. You want to use the drivers provided by the manufacturer rather than those that ship with Windows. What should you do?

Run the setup program provided by the print device’s manufacturer

You need a type of wireless connection that can transfer data between your phone, PDA, and laptop. You are transferring sensitive information. Which would be the best choice?

Bluetooth

You have a desktop that you want to upgrade. You add several internal components and external components. You realize that you need to ensure that your power supply can support all of the new devices. What should you do?

Upgrade to a power supply that provides more watts

You have a computer with a dual core 64-bit processor that uses the x86-x64 instruction set. You want to install the 32-bit version of Windows Vista on the computer. What should you do?

Install the OS normally

Which of the following are considered input devices? (select two)

1) Touchscreen 2) Trackball

Which of the following expansion buses are most commonly used for video cards in modern computers? (select two)

1) PCI Express 2) AGP

What is the max cable length for the IEEE 1394a standard?

4.5 meters

What security measure uses a unique key that can be used for hardware system ID?

Trusted Platform Module (TPM)

You are trying to connect a new USB device to your computer. You install the driver, then connect the device to an open USB port. The device does not work. What should you do first?

Make sure the USB device is plugged in properly

What is the correct order for installing a processor for proper cooling?

CPU, thermal paste, heat sink, fan

What is the difference between UXGA and WUXGA displays?

WUXGA has a widescreen aspect ratio

You are in the process of installing a motherboard in a system case. Which of the following objects would you place between the motherboard and the system case?

Standoffs

What is the most important consideration when choosing a rewritable DVD drive?

Media compatibility

For a special project, you have been asked to recommend the lowest profile desktop computers available. You are attempting to put together the specs for these machines. Which of the following types of cards are attached to the motherboard to allow expansion cards to plug into them instead of the motherboard?

Riser

Which of the following is an error detection technique that can also correct the error?

ECC, or Error Checking and Correction

You have a video card with a DB-15 connector and a DVI-D connector. Which of the following combinations of monitors can you connect to the video card without additional conversion units? (assuming you have the necessary cables)

Analog CRT monitor and digital LCD monitor

You want to build a new desktop that is portable that you can easily take to your friends’ house for gaming parties. Which of the following form factors would you likely select?

Micro-ATX

One corner of the image on an SVGA monitor always has more purple tint than the rest of the image. What is the most likely problem?

Data cable

All other things equal, which of the following processor sizes will consume the least amount of power?

32 nm

Which of the following components is an example of firmware?

BIOS

What method does an SDHC card use for storing data?

Reprogrammable memory

A SCSI HDD has three jumpers that are used to set the SCSI ID. Shunts have been placed on the first and third jumpers. What SCSI ID has been assigned to this device?

5

Which of the following is the most common disk interface used for optical drives on home and office computers?

SATA

Which of the following is an advantage of SATA over PATA?

Faster data transfer speeds

You just installed a new floppy drive. After booting, the drive light stays lit. What is the most likely problem?

The ribbon cable is connected backwards

What is the max data transfer rate of an IEEE 1394a device?

400 Mbps

A customer complains that a recently purchased monitor no longer displays a picture. You verify that the monitor is powered on and that the video cable is securely fastened to the video port. Which of the following actions should you direct the customer to take?

Adjust the monitor’s settings using controls on the monitor

What is the max range for the Bluetooth 2.0 specs for Class 1 devices?

100 M

Which of the following are terms used to identify memory modules?

DIMM

You decided to upgrade your PC to use a faster processor. To do this, you ordered a new motherboard over the internet that supports the processor you want to use. However, when it arrives, you discover that the motherboard uses the mini-ATX form factor. Your existing PC’s case uses the ATX form factor. What should you do?

Use the mini-ATX motherboard in the ATX case

Your desktop workstation system uses a SCSI bus to connect storage devices. The SCSI host adapter is assigned an ID of 7, the SCSI HDD is assigned an ID of 5, the SCSI tape drive is assigned an ID of 3, and the SCSI DVD drive is assigned an ID of 0. Which device has the highest priority on the SCSI bus?

Host adapter

You want to use a wireless printer at home. The printer will be used by two computers in two different rooms. Which interfaces could be used to do this? (select two)

1) Bluetooth 2) Wireless Ethernet

To test a power supply, you use a multimeter to measure the voltage on a Molex hard disk drive connector. You note that the yellow wire in the connector provides 10 volts DC. What should you do?

Replace the power supply. It is failing

What is a ZIF socket?

A special socket for inserting and securing a processor

Which connectors on the back of a computer are commonly used to attach a mouse to a modern PC system? (select two)

1) USB A 2) Mini-DIN

Which of the following statements is true regarding single- and double-sided memory?

Single-sided memory uses half the number of memory modules as double-sides memory of the same capacity

You need to replace the power supply in your desktop. As you choose the replacement power supply, which of the following specifications are the most likely to affect your choice? (choose three)

1) Form factor 2) Processor connector 3) Output wattage

Which of the following is the most common method for removing RAM from a motherboard?

Move the tabs holding the RAM out of the way; pull straight up to remove the RAM

Which of the following motherboard power connectors typically connect directly to the motherboard? (select two)

1) 4-pin CUP power 2) 24-pin motherboard power

During the POST, you recieve a message stating: Keyboard not present. Press F1 to continue. What are the most likely causes of this error message? (select two)

1) A poor keyboard connection 2) A stuck key on the keyboard

Which of the following terms describes the different between white and black in an LCD monitor?

Contract ratio

Due to a blackout, power is no longer coming from the wall outlet and your computer is now off. You do not have a UPS and you need to remove a disc out of the DVD drive. What is the easiest method to retrieving the disk?

Push an unbent paper clip into the hole on the front of the drive

You use a laptop running Windows that has a single type III PCMIA slot. You have started Windows and have been using a Firewire card in the PCMIA slot. Now you want to remove the Firewire card and replace it with an 802.11n wireless NIC that uses the PCMIA slot. How should you make the change?

On the System Tray, double-click the Safely Remove Hardware icon. Shut down the Firewire card, then remove it. Insert the NIC

You have been tasked with designing a workstation that will run VMware Workstation hypervisor software. It will be used by a software engineer to run virtual machines for app testing. Which criteria should be included in your design for this system? (select two)

1) RAM configured to run in triple-channel mode 2) 64-bit processor with 6 cores

Your new computer has a single parallel port integrated on the motherboard. You need to configure the parallel port to use ECP mode to support custom features of a printer. How do you do this?

Edit the parallel port mode in the BIOS

Which of the following functions are not associated with a CNT?

Video

Which of the following video card connectors provides digital video output? (select two)

1) DVI-D 2) HDMI

How many PATA devices can be installed on a typical modern ATX motherbord?

2

What should you do before flashing the BIOS?

Backup CMOS settings

What is true of processor cache? (select two)

1) L3 is shared between all cores 2) L1 is typically unique to a processor core

Which of the following is the correct order for installation of a new USB device and the driver files that shipped with it?

Install the device driver using the manufacturer’s installation instructions. Attach the device. Complete the Add a Device wizard when it pops up

What is the biggest advantage of 64-bit processors over 32-bit processors?

The ability to use over 4 GB of memory

You have a legacy non-Plug-and-Play device that must be installed under Windows. What interface do you use to manage the configuration of this device after is has been installed?

Device Manager

What is the most common interface for peripheral devices?

USB

You are configuring a new system and want to use a RAID 0 array for the OS using SATA disks and the RAID functionality built into the motherboard. Which of the following actions will you take as part of the configuration?

Load the RAID drivers during the OS installation

Which of the following memory ratings identifies the fastest memory?

DDR3-1600

You just installed a new video card in a user’s Windows workstation. However, when you power the system on, the screen is displayed in 16 colors at 640×480 resolution. Which of the following will resolve this problem?

Download and install the latest driver from the video card manufacturer’s web site

You have just replaced the motherboard in your PC. Now your PC will not start. You press the power button on the system case, but nothing happens; there are no sounds or lights. What should you do?

Connect the power button to the motherboard

Which of the following actions is not recommended for keeping your system cool?

Removing unused expansion card slot covers

Which of the following objects is installed between the system case and the motherboard back panel I/O ports (such as sound, video, and USB ports)

Faceplate

Which of the following is an advantage of parallel ports over serial ports?

Parallel ports have higher data transfer rates

You have an AMD processor and an Intel processor, both of which have the same speed rating and both of which use the same front-side bus rate. Which of the following statements is true about the relative performance of both processors?

Performance will depend on other factors such as cache and other features

Your computer currently runs Windows 7 Enterprise edition. You want to create a RAID5 array using three newly-installed SATA disks. When you go to Disk Management, the option to create the RAID5 array is not available. What should you do?

Install an add-on RAID controller

You are installing a floppy drive. You want the floppy drive to be the A: drive. How do you do this?

Install the drive after the twist in the ribbon cable

Which of the following expansion buses is most commonly used for devices such as sound cards, modems, and NICs?

PCI

How many pins are on a VGA connector?

D-shaped with 15 pins

You have a computer that has four DDR2 memory slots. Currently there are two 512 MB memory modules installed. You check the motherboard documentation and find that the system has a 4 GB memory limitation. You want to add as much memory as possible without replacing the existing modules. What is the maximum amount of RAM that can be installed in the system?

3 GB

You are in the process of building a new computer. You would like to configure your computer to use SLI to improve performance when playing your favorite game. Which of the following will be part of the configuration process? (select two)

1) Connect a monitor to one DVI port 2) Purchase a motherboard with two (or more) PCIe x16 slots

You have a computer with an onboard LAN adapter. The LAN adapter has failed and you are unable to connect the computer to the network. What should you do?

Add a NIC using a PCI slot

Which ribbon cable is used by an ATA/133 HDD?

40-pin / 80-wire

Which of the following requires that either all memory slots are populated with memory modules or a continuity module?

Rambus

You want to build a new system that supports 6 GB of memory. Which of the following will be the most important consideration when building the computer?

64-bit processor

Which of the following features is typically available through TRS ports on a sound card? (select two)

1) Microphone In 2) Speaker Out

A computer has a HDD and a DVD drive installed on the primary IDE channel. You decide to move the DVD drive to the secondary IDE channel. The secondary IDE interface will have no other device. What setting should you configure on the DVD drive?

Master or Single

You have a computer with three HDDs. A RAID0 volume uses space on Disk 1 and Disk 2. A RAID1 volume uses space on Disk 2 and Disk 3. Disk 2 fails. Which of the following is true?

Data on the RAID 1 volume is accessible; data on the RAID 0 volume is not

You have a computer system with two IDE channels built into the motherboard. You add a PCI expansion card that provides an additional four IDE channels. What is the maximum number of IDE devices that can be added to the system?

12

You are installing the first SATA drive into a desktop, but you do not have the drivers for the motherboard’s integrated SATA controller. Which of the following tasks will be required in the configuration process?

Set the drive type in the BIOS to IDE

You have purchased new components to build a new computer. While assembling the computer, you notice that the motherboard faceplate doesn’t have any parallel ports. You need these ports to support some devices that you need to use with the computer. You check the motherboard documentation and find that parallel ports are not included on the motherboard. Which of the following would be the cheapest solution?

Install a PCI card to provide the necessary ports

When you boot the computer, it hangs after asking you for the current time and date. What is the most likely problem?

The CMOS battery has failed

Which of the following devices typically has both Type A and Type B USB ports?

USB-compatible hub

You have just finished the upgrading the CPU in your desktop system. After running the system for about 15 minutes, the system locks up and automatically restarts. What should you do first to troubleshoot the problem? (select two)

1) Make sure there is thermal paste between the heat sink and the CPU 2) Check the CPU fan power

You are building a new computer from both new and used parts. The video card is a PCIe video card that requires an 8-pin power connector. However, your power supply doesn’t haven an 8-pin PCIe power connector. Which solution would be the least expensive option for your system?

Use an adapter cable to connect two 4-pin Molex connectors to the 8-pin PCIe connector

Which of the following are true of the SXGA screen resolution? (select two)

1) 5:4 aspect ratio 2) 1280 x 1024

What is the purpose of cache memory?

Allows a processor to access data more quickly

Which statement is true regarding IDE master and slave settings?

If two IDE devices share the same channel, one device must be set to master and the other must be set to slave

What are two major disadvantages to overclocking the CPU? (select two)

1) Increased heat output 2) Voided warranty

Which of the following is NOT an example of wireless networking communications?

DSL

Which of the following types of printer connections would connect to LPT:1?

Parallel

A D-shaped, 25-pin female port on the back of a computer is a:

Parallel port

Which RAID configuration level provides increased performance using only two disks?

RAID 0

What is the advantage of hot-swapping for storage devices?

The OS automatically detects hot-swappable storage devices, configures drivers, and enabled the devices

You have a computer system with a Pentium IV processor that operates at 2 GHz. You would like to upgrade to a faster processor, but you don’t want to replace the motherboard. Which of the following should you do first?

Read the motherboard documentation to identify which processors are supported

Which of the following is NOT an advantage of SSDs over HDDs?

Inexpensive

You are providing telephone support for a user who is swapping out an old CRT SVGA monitor with a new LCD SVGA monitor. He’s not sure which connector on the back of the PC is used for the monitor. How would you describe the connector that he should look for?

D-shaped with 15 pins

Which of the following media types is not hot swappable?

DVD drive with an IDE interface

What is the maximum range of the Bluetooth 2.0 specification for Class 1 devices?

100 M

After installing two memory modules, you power on the system to check for errors. You find that the BIOS program recognizes only one of the memory modules. What should you do first?

Make sure that both modules are seated properly in their slots

Which of the following terms refers to increasing the clock speed of a component in an effort to increase performance?

Overclocking

You are installing a PCIe video card in a new computer. The video card has connectors for two monitors. The card has a fan, but the fan does not draw power from the PCIe bus to operate. Which of the following will be part of the installation?

Connect a 6- or 8-pin power connector to the video card

You have a desktop PC that you have been using for 3 years in the United States. You are going on a study-abroad program for one semester and want to take your computer with you. After some research, you find that the country where you will be staying uses different voltage than what is used in the United States. What should you do so that the computer can be compatible with the electrical power in Europe?

Move the switch on the power supply to a different voltage

You want to upgrade all memory in your system with the fastest memory available. Which of the following would you choose?

Choose the type of memory that is supported by your motherboard

Your motherboard has sockets for 184-pin DIMM RAM. Which type of RAM should you install?

DDR-SDRAM

What is the maximum data transfer speed for USB 3.0 devices?

5 Gbps

You have just finished installing a new hard disk in your computer. Now the DVD drive won’t work. What should you do first?

Make sure the DVD drive cables are connected

You have just purchased a new plug-and-play sound card that uses a PCI slot. What should you do before installing the device in your Windows system? (select two)

1) Check the HCL to make sure the device is compatible with the version of Windows running on your system 2) Download the latest driver from the manufacturer’s web site

You have a motherboard with 4 built-in SATA connectors. What is the maximum number of SATA devices you can connect to the motherboard using the integrated ports?

4

Assuming the same operating frequency, what are the advantages of DDR3 over DDR2? (select two)

1) DDR3 uses less power than DDR2 2) DDR3 doubles the data transfer rate of DDR2

Select the voltages provided by an ATX power supply (select three)

1) 3.3 2) 5 3) 12

Of the following, which would most likely cause a random system lockup?

An overheated processor

Which of the following stores important system information related to the starting of a computer?

CMOS memory

You are in the process of building a new computer. You would like to configure your computer to use Crossfire to improve performance when playing your favorite game. Which of the following will be part of the configuration process?

Purchase two identical video cards

How many devices does a single IEEE 1394 bus support?

63

Which of the following form factors does not have expansion card slots on the motherboard but rather uses a riser card for expansion cards?

NLX

Which of the following components is necessary to save system settings when you power off the computer?

CMOS battery

You place a new disc in an optical drive then double-click the drive in the operating system’s file browser interface. An error message appears stating that the drive is not accessible. What should you do?

Wait. Then try again

What is the name for the routine that tests the motherboard, memory, disk controllers, video, keyboard, and other system hardware?

POST

You have a laptop with a dual core processor with the following characteristics:

* 1024 MB L2 cache
* 125 Watts
* 45nm process size

You want to upgrade the processor to one that uses less power. Which of the following characteristics would most likely identify a processor that uses less power?

90 Watts

You are helping a customer over the phone who needs to connect to a monitor that uses a digital interface. Which port should you instruct her to look for on the back of her PC?

DVI

Which one of the following situations is most likely to require a system BIOS upgrade?

You are upgrading a processor

When would you use the degauss feature on a CRT monitor? (select two)

1) The monitor displays strange colors 2) The monitor displays distorted images

Which storage device types use magnetic film or aluminum platters for storing data? (select two)

1) Hard disk 2) Floppy disk

A system board has four 32-bit RIMM slots. You have installed one RIMM. Which of the following are correct? (select two)

1) You can complete the installation by installing three continuity modules 2) You can complete the installation by installing three more RIMMs

You have purchased a used computer from a computer liquidator. When you boot the computer, you find that there has been a password set on the BIOS. You need to clear the password so that you can edit the CMOS settings. You want to keep all other CMOS settings. What should you do?

Move the motherboard jumper

Which of the following is a characteristic of a multi-processor system?

Multiple processor sockets on the motherboard

Your computer has a sound card installed in a PCI slot. The sound card has stopped working, so you decide to use the sound card on the motherboard until you can replace the PCI sound card. You remove the card from the PCI slot. When you reboot, you have no sound and the built-in sound card does not show in Device Manager. What should you do?

Edit the CMOS settings and enable the onboard sound

Which port should you use to connect a non-amplified microphone to a sound card?

Mic In

You want to purchase a motherboard that has a built-in digital audio output. Which port would you likely find on the motherboard faceplate that indicates digital audio support?

S/PDIF

You have an existing computer running Windows 7 Enterprise. You want to configure a RAID1 array in the computer. You install two new SATA drives, then use the RAID controller integrated in the motherboard to define a RAID1 array using them. When you boot the computer, Windows does not show the logical RAID drive. What should you do?

Install the drivers for the RAID controller

Which of the following tasks would you complete as part of a SATA installation?

Use the 15-pin power connector

You have a power supply configured to receive 110 volts AC. How can you configure the power supply to receive 220 volts AC?

Move the power switch on the power supply to a different voltage

You want to use a wireless keyboard and mouse with your laptop computer. Which method should you choose?

Bluetooth

Which of the following is typically used for large data backups of servers?

DLT tape

You recently upgraded a client’s older workstations from Windows XP to Windows 7. The client has called to complain that the interface is very slow. For example, after clicking on the Start button, the Start Menu slowly appears on the screen. How can you fix this problem without upgrading the hardware itself?

Set the visual effects for best performance

You want to configure your computer so that a password is required before the OS will load. What should you do?

Configure a user password in the BIOS

You have a computer with a Pentium IV CPU and two PC-2400 DDR modules. The motherboard has room for two additional memory modules, and you’d like to install two PC-4000 modules. Which of the following statements is true?

All memory will operate at 300 MHz

You have a motherboard that requires a 24-pin connector from a power supply. What types of power supply could you use with this motherboard? (select two)

1) A power supply with 20-pin and 4-pin connectors 2) A power supply with a 24-pin connector only

You are purchasing several PC systems that will be used as thin clients in a large organization. Which hardware selection criteria would be most important for this system?

Gigabit Ethernet adapter

What does an ATX power supply do?

Converts AC to DC

How many PATA devices can be installed on a typical modern ATX motherboard?

2

You want to purchase a motherboard that has built-in digital audio output. Which port would you likely find on the motherboard faceplate that indicates digital audio support?

S/PDIF

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