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PA Prerequisites

Authored by pratibha Patil

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PA Prerequisites
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The primary function of the CPU is to:

Perform arithmetic and logical operations

Store data permanently

Manage network connections

Control peripheral devices

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following connects the CPU, memory, and I/O devices in a computer system?

System Bus

ALU

Cache Memory

ROM

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The Harvard architecture differs from the Von Neumann architecture because it

Does not use a control unit

Separates memory for instructions and data

Has no arithmetic logic unit

Uses cache memory

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The first step of the instruction cycle is:

Fetch

Decode

Execute

Write-back

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

During the decode phase of the instruction cycle:

Instructions are fetched from memory

The CPU interprets the instruction

Results are stored in memory

Instructions are written to cache

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The Von Neumann architecture uses

Separate memory for instructions and data

A single memory for instructions and data

Only read-only memory

Parallel processing units

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The Program Counter (PC) holds:

Data to be processed

The memory address of the next instruction

Temporary results of calculations

Control signals

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