The rule of thumb that predicts that the number of transistors on a CPU will double every two years is called ________ Law.
Moore’s
Which of the following is the lightest computer?
ultrabook
The processor market for desktop and laptop computers is dominated by ________.
Intel
Which of the following does NOT determine a CPU’s processing power?
Speed of the motherboard
Which of the following activities is carried out by the ALU?
Perform arithmetic calculations
All of the following are part of the machine cycle EXCEPT ________.
encode
The CPU consists of which two parts?
The control unit and the arithmetic logic unit
The control unit is one component of the ________.
CPU
Running the CPU at a faster speed than the manufacturer recommends is called ________.
oVERCLOCKING
Cache memory levels are based on proximity to ________.
Processor
________ provides high-speed information processing by enabling a new set of instructions to start before the previous set is finished.
Hyperthreading
Some of the cache memory of a CPU is ________.
inside the CPU, itself
RAM is an example of ________ storage.
volatile
The amount of RAM storage is measured in ________.
gigabytes
Windows uses a memory-management technique known as ________ to monitor which applications you use most frequently an d then preloads them into your system memory.
SuperFetch
Select the best way to determine your RAM allocation.
Monitor RAM usage in performance monitor and calculate an average of RAM used over 10 random periods.

List all programs you would run simultaneously and the amount of RAM each needs and add together.

Divide the number of used memory slots by the number of total memory slots.

Count the number of available slots on the motherboard.

List all programs you would run simultaneously and the amount of RAM each needs and add together
When referring to hard drives, access time is measured in ________.
milloseconds
A ________ uses electronic memory and has no motors or moving parts.
solid-state drive
How do optical discs store data?
A laser burns tiny pits onto a disc
Which of the following is NOT a permanent storage option?
random access memory
The ________ has the largest capacity of any storage device.
solid state drive
Which of the following ports is NOT considered to be exclusively a video port?

DVI
HDMI
DisplayPort
USB

USB
To speed up the display of graphics, a(n) ________ is integrated into some video cards.
GPU
A(n) ________ enables the computer to drive the speaker system.
SOUND CARD
How many channels are in a Dolby 7.1 surround sound system?
7
Running the Disk Defragmenter utility will ________.
Make the hard drive work more efficiently
Running the Disk Cleanup utility is a quick way to ________.
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 came from the factory.
refresh
Which statement pertaining to system reliability is FALSE?
You can clean out unnecessary programs from your Startup folder.

When you defrag your hard drive, it works more efficiently.

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.

An accumulation of temporary Internet files has no effect on your computer’s overall performance.
To securely erase data, the U.S. Department of Defense suggests that data be ________.
overwitten seven times
BLANK Law predicts that the number of transistors in a CPU will double about every two years.
moore’s
The CPU is located on the
motherboard
A CPU’s processing power is determined by the combination of the clock speed, the number of cores, and the amount of BLANK
memory.
CACHE
The BLANK of a CPU dictates how many instructions the CPU can process each second.
clock speed
The CPU is composed of two units, the control unit and the
.
arithmetic logic unit
The process the CPU performs for each program instruction is called the
.
machine cycle
BLANK is a feature of a CPU that allows it to begin to fetch the next instruction before it has finished executing the current one.
Hyperthreading
Running the CPU at a faster speed than the manufacturer recommends is called BLANK
overclocking
BLANK is the type of RAM memory used most often in today’s lower-end computers.
DDR
The CPU’s BLANK
memory is a form of RAM that gets data to the CPU for processing much faster than bringing the data in from the computer’s RAM.
cache
RAM is an example of BLANK
storage because when the power is turned off, RAM is cleared out.
volatile
The time it takes a storage device to locate stored data and make it available for processing is called BLANK
time.
access
The BLANK
has the largest capacity of any storage device.
hard drive
BLANK
drives are 100 times faster than mechanical hard drives.
solid-state
BLANK
drives run with no noise and very little heat, and require very little power.
solid-state
Optical drives use a(n) BLANK
to read and write data.
LASER
A(n) BLANK
moves over the spinning platters to retrieve data from a hard disk.
read/write head
A stoppage of the hard drive that often results in data loss is called a(n)
.
head crash
BLANK
improves disk writing performance because data is written across two drives.
Stripping
BLANK
automatically duplicates your data and saves it on two identical drives.
RAID 0
A video card can deliver output to multiple
.
monitors
GPU stands for
Graphic Processing Unit
BLANK
sound is a type of audio system where the listener hears the sound as if it were coming from multiple speakers.
surround
The audio subsystem consists of the speakers and a(n)
.
sound card
macOS X uses BLANK
software to automatically backup and restore data.
time machine
Many computer manufacturers offer BLANK
programs to reduce the amount of computers in landfills.
recycling
T/F
Solid state hybrid drives are a combination of a mechanical hard drive and an SSD drive.
T
T/F
Desktop computer systems are less reliable than laptop computers.
F
T/F
Level 3 cache memory is faster than Level 1 and Level 2 cache.
F
T/F
The use of multiple cores on one CPU chip allows the execution of two or more sets of instructions at the same time.
F
T/F
Cache memory is a form of ROM.
F
T/F
Level 1 cache usually contains the least amount of storage of the cache memory levels.
T
T/F
Accessing data from the hard drive to send to the CPU is faster than accessing data from RAM.
F
T/F
The heads of a hard disk drive touch the surface of the platter to read or write the data.
F
T/F
RAM prices tend to be very stable.
F
T/F
Optical discs store data using tiny pits and lands burned by a laser.
T
T/F
Video cards are designed with their own RAM storage.
T
T/F
When using multiple monitors, you must have multiple video cards.
F
T/F
3D sound is different from surround-sound.
T
T/F
Dolby Digital 7.1 requires a total of eight speakers.
F
T/F
RAID 0 automatically duplicates your data and saves it on two identical drives.
F
T/F
If you reformat the hard drive on a computer, it erases all personal information from your computer and makes it safe to donate.
F
time needed for correct sector to spin to the read/write head
latency
pie-shaped wedges on the surface of a hard drive
sectors
concentric circles on a hard drive
tracks
time required for the read/write head to move to move to the correct track
seek time
round, thin plates of metal within a hard drive
platters
volatile storage
RAM
simultaneous execution of more than one instruction
clock speed
measure of CPU speed
hyperthreading
a CPU with 4 cores
quad-core processor
permanent storage
ROM
can be accessed more quickly than regular RAM
virtual memory
the amount of RAM contained on memory modules
physical memory
temporary storage space
random access memory
space on the hard drive for data that doesn’t fit in RAM
cache memory
used by a video card
video memory
processor
CPU
performs arithmetic calculations
ALU
closest memory to the CPU
CACHE
strategy for using more than one drive in a system
RAID
uses electronic memory and has no moving parts
SSD
x

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