CPU design Questions

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1.

CPU consists of following parts

A

CU and main memory

B

CU and ALU

C

main memory and storage

D

operating system and application

Correct Answer: B

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2.

component of CPU which is the responsible for comparing the content of two pieces of data is

A

ALU

B

CU

C

memory 

D

register

Correct Answer: A

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3.

In a computer, CU stand for

A

control unit

B

cache unit

C

calculating unit

D

communication unit

Correct Answer: B

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4.

When arithematic, logic and control unit of a computer are combine into a single unit, it is known as

A

central processing unit

B

memory unit

C

I/O unit

D

operating unit

Correct Answer: A

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5.

Brain of computer is called

A

CPU

B

Software

C

Hard Disk

D

Memory

Correct Answer: A

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6.

A normal CPU operates on ___.

A

Multiple scalars

B

Multiple vectors

C

Vector

D

One scalar at a time

Correct Answer: D

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7.

In this mode, the instruction specifies a register in the CPU that contains the address of the operand and not the operand itself.

A

Register Indirect Mode

B

Auto-increment or Auto-decrement Mode

C

Register Mode

D

Immediate Mode

Correct Answer: A

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8.

In pipelining, the CPU executes each instruction in a series of following stages: Instruction Fetching (IF)

A

Linear pipelines

B

Non-linear pipelines

C

Structural hazards

D

Memory access (MEM)

Correct Answer: D

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9.

The core element of parallel processing is ___.

A

Data sequencing.

B

CPU

C

Instruction execution

D

Printer

Correct Answer: B

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10.

The smallest unit of memory that the CPU can read or write is ___.

A

Word

B

Mode

C

Cell

D

Field

Correct Answer: C

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