Computer Organization and Architecture (GATE Computer Science): Questions 1 - 7 of 36

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Question number: 1

» Computer Organization and Architecture » Machine Instructions and Addressing Modes

MCQ▾

Question

Which combinational circuit can implement any Boolean expression?

Choices

Choice (4) Response
a.

Multiplexer

b.

Comparator

c.

Multiplier

d.

Encoder

Question number: 2

» Computer Organization and Architecture » Machine Instructions and Addressing Modes

MCQ▾

Question

The ALE line of an 8085 microprocessor is used to?

Choices

Choice (4) Response
a.

Executes the instruction supplied by external device through the INTA signal

b.

Execute an RST by hardware

c.

Executes an instruction from memory location 20 H

d.

Executes a NOP

Question number: 3

» Computer Organization and Architecture » Input-Output Interface (Interrupt and DMA Mode)

MCQ▾

Question

A bidirectional 4-bit shift register is storing the nibble 1101. Its input is HIGH. The nibble 1011 is waiting to be entered on the serial data-input line. After three clock pulses, the shift register is storing ________.

Choices

Choice (4) Response
a.

1100

b.

0111

c.

0001

d.

1101

Question number: 4

» Computer Organization and Architecture » Secondary Storage

MCQ▾

Question

The computer size was very large in:

Choices

Choice (4) Response
a.

Third Generation

b.

Second Generation

c.

First Generation

d.

Fourth Generation

Question number: 5

» Computer Organization and Architecture » Machine Instructions and Addressing Modes

MCQ▾

Question

Which of the following is the largest manufacturer of Hard Disk Drives?

Choices

Choice (4) Response
a.

IBM

b.

Seagate

c.

Micromax

d.

3M

Question number: 6

» Computer Organization and Architecture » Machine Instructions and Addressing Modes

MCQ▾

Question

A computer-intensive problem runs on a ________.

Choices

Choice (4) Response
a.

mainframe

b.

super PC

c.

server

d.

super computer

Question number: 7

» Computer Organization and Architecture » Machine Instructions and Addressing Modes

MCQ▾

Question

All the deleted files go to

Choices

Choice (4) Response
a.

Tool Bar

b.

My computer

c.

Task Bar

d.

Recycle Bin

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