REMOVAL 2

A central processing unit on a single-chip

• microcomputer

• microprocessor

• microcontroller

• calculator

What is true about microprocessor?

• Microprocessor is a controlling unit of a micro-computer

• It is fabricated on a small chip capable of performing ALU (Arithmetic Logical Unit) operations

• It also communicate with the other devices connected to it.

• All of the above

Which of these statements are correct? (Choose more than 1)

• A microprocessor is the brain of a computer.

• A microprocessor has only one kind even several years passed.

• A microprocessor can work on its own.

• A microprocessor instructs, directs, supervises and controls the whole computer system.

Which of these are the parts of a processor? (Choose more than 1)

• Central Unit

• Control Unit

• Algorithm Local Unit

• Arithmetic Logic Unit

What is false about microprocessor?

• The microprocessor is of small size chip, hence is not portable.

• microprocessor chips are available at low prices

• microprocessors are versatile

• failure rate of an IC in microprocessors is very low

A microprocessor is only the CPU of a computer.

• True

• False

A microcontroller is a _____.

small chip made of silver

• small CPU made of transistors and conductors of heat and sound sensor

• small computer on a single integrated circuit containing a processor core, memory, and programmable input/output peripherals

• small chip made of silver

• portable circuits capable of making other circuits

IC (instruction cycle), FC (fetch cycle) and EC (executive cycle) are related as

• IC = FC - EC

• IC = FC + EC

• IC = FC + 2EC

• EC = IC + EC

Which of the following computer memories is fastest?

• Cache

• Primary

• Mass storage

• Off line back up

During processing the instructions, data, intermediate results and final results in a computer are held in

• CPU

• ALU

• Primary memory

• Secondary memory