Chapter 4 Computer Review

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each tick of a system clock equates to a

(gigahertz)

the _____ consists of electronics components that stores instructions waiting to be executed by the processor, data needed by the...

(memory)

unlike a serial port, a___ port interfaces more than one port at a time

(parallel)

generally home users running windows vista and using basic application software should have at least _____ megabytes of ram

512 MB

What is bluetooth technology?

Bluetooth is a wireless technology standard for exchanging data over short distances from fixed and mobile devices, and building personal area networks

________ is built directly into a processor chip and usually have a very little capacity

L1 cache

current processors include advanced transport cache, a type of (blank)built directly on a processor

L2 cache

___ is a cache separate from the processor chip on the motherboard

L3 cache

blank is the most common type of volatile memory

RAM

What is parallel processing?

a mode of computer operation in which a process is split into parts that execute simultaneously on different processors attached to the same computer.

What does memory store?

data/ information

in the machine cycle steps, (blank) is the refers to the process of translating instructions into signals the computer can understand

decoding

on ______, the electronic components and most storage devices are part of a system unit and other devices, such as keyboard, mouse, monitor, printer, USB flash drive, scanner, etc. they normally occupy space outside the system unit

desktop personal computer

in the machine cycle steps, (blank) is the process of carrying out commands

executing

in the machine cycle steps, (blank) is the process of attaining program instructions or data item from memory

fetching

a blank is equal to approximately 1 billion bytes

gigabyte

________ are installed internal bays

hard disk drive

instead of port, the term (blank) is sometimes used to identify audio and video ports

jack

a (blank) is equal to exactly 1,024 bytes, but computer users usually round it down to 1,000 bytes

kilobyte

together four operations, fetching, decoding, executing... makes (blank) cycle

machine

a (blank) is equal to approximately 1 million bytes

megabyte

some computers and chip manufacturers use the term (blank) to refer to a personal computer processor chip

microprocessor

the (blank) processor that is a chip with two or more separate cores

multi-core processor

the method known as.... simultaneously. when 2 different processors are running at the same time

parallel

blank is the component of the system unit that converts the wall outlet, ac power into the dc power a computer requires

power supply

the blank interprets and carries out the basic instructions that operate a computer

processor/CPU

the processor relies on small quartz crystal circuit

system clock

the (blank) unit is a space that contains electronic components...

system unit

the first step cleaning a computer is

turn it off

______ is a coding scheme that capable of representing world's... historical languages

unicoding

a blank is an opening inside the system unit in which additional equipment can be installed

bay

one gigahertz equals (blank) ticks of the system clock per second

billion

a nanosecond (ns) is one (blank) of a second

billionth

the (blank) digit is the smallest unit of data that computer can process

binary

the (blank) system is a number system that has two unique digit called bits

binary

within the circuitry of computer each channel along which bits transfer called a blank allows various devices to connect..

bus

a (blank) is a basic storage unit and memory

byte

when 8 bits are grouped as as a unit

byte


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