Technology in Action – Chapter 6

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The rule of thumb that predicts that CPU capacity will double every 2 years is called _______ Law.

a) Moore’s
b) Boyle’s
c) Intel’s
d) Charles’


Which os the following is the lightest computer?

a) Ultrabook
b) Tablet
c) Laptop
d) Desktop


The processor market for desktop and laptop computers is dominated by _______.

a) Intel
b) IBM
c) Microsoft
d) Apple


Which of the following does NOT determine processor power?

a) Speed of the motherboard
b) Clock speed
c) Amount of cache memory
d) Use of multiple cores

Speed of the motherboard

Which of the following activities is carried out by the ALU?

a) Render video images.
b) Perform arithmetic calculations.
c) Create virtual memory.
d) Move read/write heads

Perform arithmetic calculations.

All of the following are part of the machine cycle EXCEPT _______.

a) store
b) execute
c) fetch
d) encode


The CPU consists of which two parts?

a) The arithmetic logic unit and the front side bus
b) The control unit and cache memory
c) The control unit and the arithmetic logic unit
d) The control unit and the front side bus

The control unit and the arithmetic logic unit.

The control unit is one component of the _______.

a) cache
b) clock
c) front side bus
d) CPU


Running the CPU at a faster speed than the manufacturer recommends is called _______.

a) latency
b) overclocking
c) hyperthreading
d) fetching


There are _______ levels of cache memory

a) five
b) four
c) two
d) three


_______ provides high-speed information processing by enabling a new set of instructions to start before the previous set is finished.

a) Multitasking
b) Cache memory
c) Overclocking
d) Hyperthreading


The speed of a level of cache memory is impacted by _______.

a) the chip’s proximity to the CPU
b) the size of the hard drive
c) the physical size of the chip
d) the amount of storage space on the chip

The chip’s proximity to the CPU

RAM is an example of _______ storage.

a) volatile
b) nonvolatile
c) mobile
d) permanent


The amount of RAM storage is measured in _______.

a) GB
b) MHz
c) GHz
d) Hz


In most current systems, _______ is the type of RAM used.

b) DDR2
d) DDR3


Windows uses a memory-management technique known as _______ to monitor which applications you frequently use and preload them into your system memory.

a) SuperFetch
b) SuperTake
c) SuperGet
d) SuperRetrieve


When referring to hard drives, access time is measured in _______.

a) megahertz
b) kilobytes
c) bps
d) milliseconds


A _______ uses electronic memory and has no motors or moving parts.

a) solid-state drive
b) Blu-ray disc
c) digital video disc
d) mechanical hard drive

solid-state drive

Which optical disc has the greatest storage capacity?

a) DVD
b) CD
c) Blu-Ray
d) Flash


Which of the following is NOT an optical disc format?

a) Read-erasable (RE)
b) Read-only (ROM)
c) Rewritable (RW)
d) Recordable (R)

Read-erasable (RE)

The _______ has the largest capacity of any storage device.

a) mechanical hard drive
b) CD
c) SSD
d) DVD

mechanical hard drive

Which of the following ports is NOT used to connect to a video card?

a) DVI
b) USB
d) DisplayPort


To speed up the display of graphics, a(n) _______ is installed on some video cards.

a) CPU
b) SSD
c) GPU
d) ALU


A _______ enables the computer to drive the speaker system

a) sound card
b) PCI bus
d) display port

sound card

In Dolby Digital 7.1, the 1 indicates a _______ speaker.

a) tweeter
b) digital
c) cross-over
d) subwoofer


Running the Disk Defragmenter utility will _______.

a) clean out your Startup folder
b) detect and remove spyware
c) mark bad memory cells
d) make the hard drive work more efficiently

Make the hard drive work more efficiently.

Running the Disk Cleanup utility is a quick way to _______.

a) remove spyware program
b) clean out your Startup folder
c) clear out unnecessary files
d) defrag your hard drive

clear out unnecessary files.

To remove all the changes made to your system, the Windows _______ utility returns your computer to the state it was in when it come from the factory.

a) Erase
b) Backup
c) Refresh
d) Restore


Which statement pertaining to the system reliability is FALSE?

a) Having the latest version of software products can make your system more reliable.
b) An accumulation of temporary Internet files has no effect on your computer’s overall performance.
c) When you defrag your hard drive, it works more efficiently.
d) You can clean out unnecessary programs from your startup folder.

An accumulation of temporary Internet files has no effect on your computer’s overall performance.

To securely erase data, the U.S Department of Defence suggests that the data be overwritten _______ times.

a) two
b) five
c) ten
d) seven


Hard drives have been growing in storage capacity by about 50% each year.

True or False?


Desktop computer systems are less reliable than laptop computers

True or False?


Level 3 cache memory is faster than the other cache memory levels

True or False?


The use of multiple cores on one CPU chip allows the execution of two or more sets of instructions at the same time.

True or False?


Cache memory is a form of ROM.

True or False?


Level 1 cache contains the least amount of storage of the cache memory levels.

True or False?


Accessing data from the hard drive to send to the CPU is faster than accessing data from RAM.

True or False?


The heads of a hard disk drive touch the surface of the platter to read and write the data.

True or False?


Optical discs store data using tiny pits and lands.

True or False?


Video cards include their own RAM.

True or False?


When using multiple monitors, you must have multiple video cards.

True or False?


3-D sound is different from surround-sound.

True or False?


RAID 0 automatically duplicates your data and saves it on two identical drives.

True or False?


Thunderbolt can carry three channels of information on the same connector.

True or False?


If you reformat the hard drive on your computer, it erases all personal information from your computer and makes it safe to donate.

True or False?


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