Microprocessor Basics Questions

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51.

Which causes the microprocessor to immediately terminate its present activity

A

RESET signal

B

INTERUPT signal

C

Both

D

None of these

Correct Answer: A

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52.

Which is responsible for all the outside the world communication by the microprocessor

A

BIU

B

PIU

C

TIU

D

LIU

Correct Answer: A

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53.

INTR: it implies the _______ signal

A

INTERRUPT REQUEST

B

INTERRUPT RIGHT

C

INTERRUPT RONGH

D

INTERRUPT RESET

Correct Answer: A

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54.

which of the following are two main component of the CPU ?

A

Control Unit and Registers

B

Registers and Main Memory 

C

Control unit and ALU

D

ALU and bus

Correct Answer: C

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55.

Different components n the motherboard of a PG unit are linked together by sets of parallel electrical conducting lines. What are these line called ?

A

Conductors

B

 Buses

C

Connectors

D

Connsecutives

Correct Answer: B

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56.

The language that the computer can  understand and execute is called

A

Machine Language

B

Application Software

C

System Program

D

All of the above

Correct Answer: A

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57.

Which of the following is used as a primary storage device ?

A

Magnetic drum

B

PROM

C

Floppy disk

D

All of these

Correct Answer: B

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58.

Which of the following memories needs refresh ?

A

SRAM

B

DRAM

C

ROM 

D

All of above

Correct Answer: B

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59.

The memory which is programmed at the time is manufactured

A

PROM

B

RAM

C

PROM

D

EPROM

Correct Answer: A

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60.

Which of the following memory medium is not used as main memory system ?

A

Magnetic core

B

Semiconductor

C

Magnetic tape

D

Both a and b

Correct Answer: C

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