The rule of thumb that predicts that CPU capacity will double every 2 years is called _______ Law. a) Moore’s |
Moore’s |
Which os the following is the lightest computer? a) Ultrabook |
Tablet |
The processor market for desktop and laptop computers is dominated by _______. a) Intel |
Intel |
Which of the following does NOT determine processor power? a) Speed of the motherboard |
Speed of the motherboard |
Which of the following activities is carried out by the ALU? a) Render video images. |
Perform arithmetic calculations. |
All of the following are part of the machine cycle EXCEPT _______. a) store |
encode |
The CPU consists of which two parts? a) The arithmetic logic unit and the front side bus |
The control unit and the arithmetic logic unit. |
The control unit is one component of the _______. a) cache |
CPU |
Running the CPU at a faster speed than the manufacturer recommends is called _______. a) latency |
overclocking |
There are _______ levels of cache memory a) five |
three |
_______ provides high-speed information processing by enabling a new set of instructions to start before the previous set is finished. a) Multitasking |
Hyperthreading |
The speed of a level of cache memory is impacted by _______. a) the chip’s proximity to the CPU |
The chip’s proximity to the CPU |
RAM is an example of _______ storage. a) volatile |
volatile |
The amount of RAM storage is measured in _______. a) GB |
GB |
In most current systems, _______ is the type of RAM used. a) DRAM |
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 |
SuperFetch |
When referring to hard drives, access time is measured in _______. a) megahertz |
milliseconds |
A _______ uses electronic memory and has no motors or moving parts. a) solid-state drive |
solid-state drive |
Which optical disc has the greatest storage capacity? a) DVD |
Blu-ray |
Which of the following is NOT an optical disc format? a) Read-erasable (RE) |
Read-erasable (RE) |
The _______ has the largest capacity of any storage device. a) mechanical hard drive |
mechanical hard drive |
Which of the following ports is NOT used to connect to a video card? a) DVI |
USB |
To speed up the display of graphics, a(n) _______ is installed on some video cards. a) CPU |
GPU |
A _______ enables the computer to drive the speaker system a) sound card |
sound card |
In Dolby Digital 7.1, the 1 indicates a _______ speaker. a) tweeter |
subwoofer |
Running the Disk Defragmenter utility will _______. a) clean out your Startup folder |
Make the hard drive work more efficiently. |
Running the Disk Cleanup utility is a quick way to _______. a) remove spyware program |
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 |
Refresh |
Which statement pertaining to the system reliability is FALSE? a) Having the latest version of software products can make your system more reliable. |
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 |
seven |
Hard drives have been growing in storage capacity by about 50% each year. True or False? |
True |
Desktop computer systems are less reliable than laptop computers True or False? |
False |
Level 3 cache memory is faster than the other cache memory levels True or False? |
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? |
True |
Cache memory is a form of ROM. True or False? |
False |
Level 1 cache contains the least amount of storage of the cache memory levels. True or False? |
True |
Accessing data from the hard drive to send to the CPU is faster than accessing data from RAM. True or False? |
False |
The heads of a hard disk drive touch the surface of the platter to read and write the data. True or False? |
False |
Optical discs store data using tiny pits and lands. True or False? |
True |
Video cards include their own RAM. True or False? |
True |
When using multiple monitors, you must have multiple video cards. True or False? |
False |
3-D sound is different from surround-sound. True or False? |
True |
RAID 0 automatically duplicates your data and saves it on two identical drives. True or False? |
False |
Thunderbolt can carry three channels of information on the same connector. True or False? |
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? |
False |
Technology in Action – Chapter 6
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