Chapter 4: The Components of the System Unit

Current processors include advanced ____ cache, a type of L2 cache built directly on the processor chip.

B. Transfer

Most of today's computers improve processing times with ____.

B. Cache

ROM chips called ____ contain permanently written data, instructions, or information.

B. Firmware

____ is a type of nonvolatile memory that can be erased electronically and rewritten.

B. Flash memory

Memory ____ on the motherboard hold memory modules.

B. Slots

Some RAM chips, flash memory chips, and other types of memory chips use ____ technology, which uses battery power to retain information even when a computer is off.

A. CMOS

Some computer and chip manufacturers use the term ____ to refer to a personal computer processor chip.

A. Microprocessor

____ refers to memory chips storing permanent data and instructions.

A. ROM

The power ____ is the component of the system unit that converts the wall outlet AC power into the DC power a computer needs.

A. Supply

The first step in cleaning a computer is ____.

A. Turn it off, unplug it, and unplug all cables from the ports

A(n) ____, which is one billionth of a second, is used by some manufacturers to state access times.

A. ns

____ time is the amount of time it takes the processor to read data, instructions, and information from memory.

C. Access

Memory ____ helps speed the processes of the computer because it stores frequently used instructions and data.

C. Cache

A(n) ____ joins a cable to a port.

C. Connector

A(n) ____ equals approximately one billion bytes.

C. Gigabyte

Manufacturers claim that MRAM (magnetoresistive RAM) has greater storage capacity, consumes ____ access times than electronic RAM.

C. Less power, and has faster

A ____ connects other computers through telephone or cable television lines.

C. Modem card

The ____ interprets and carries out the basic instructions that operate a computer.

C. Processor

L2 cache is slightly ____.

C. slower than L1 cache but has a much larger capacity

Generally, home users running the latest version of Windows and using basic application software such as word processing should have at least ____ of RAM.

D. 1GB

Preventive maintenance of your computer requires a few basic products, including ____.

D. All of the above (lint-free antistatic wipes and swabs, screen cleaning solution, antistatic wristband)

A(n) ____ is an opening inside the system unit in which you can install additional equipment.

D. Bay

The pace of the system clock, called the ____ speed, is measured by the number of ticks per second.

D. Clock

RAM chips usually reside on a(n) ____ module, which is a small circuit board.

D. Memory

____ consists of electronic components that store instructions waiting to be executed by the processor, data needed by those instructions, and the results of processed data (information).

D. Memory