Chapter 4 Computer Review
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