IT chap 2

System unit is the (a)   that contains and protects

the motherboard, internal hard drive, memory,

and other electronic components of the computer

from damage.

Devices outside the SU attaches to the SU by using

a (a)   .

Processors contain Two components work together to work together to perform processing operations.

What are the two components?.

• control unit (CU)

• Input devices

• arithmetic logic unit (ALU)

• output devices

A _______________ is a single

chip that contains two separate

processors

• multi-core processor

• dual-core processor

• quad-core processor

The ALU performs __________?

• arithmetic, comparison, and

  logical operations.

• aritomy, comparison, and

  logical operations.

• arithmetic, comparison, and

  unlogical operations.

Machine Cycle

Contains a set of 4 basic operations:
select all that correct.

• Fetching

• Executing

• Decoding

• Storing

• Main memory

(a)   generates regular electronic ticks that set the operating pace of components of the system unit.

What is GHz?

• gagahertz

• gigahertz

• gigzhertz

• gigohertz

RAM Also known as main memory/primary storage,

consists of memory chips that can be read from

and written to by the processor and other devices.

• True

• False

flash memory Also known as main memory/primary storage,

consists of memory chips that can be read from

and written to by the processor and other devices.

• True

• False