Question # 1

Which of the following is an imput device?

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Monitor

Printer

Keybord

Speaker

What does ADC represents?

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Analog Digital Conversation

Analog Digital Conversion

Analog Digital Convenient

All of these

Which term reers to the process of restoring data froma backup?

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Data Retrieval

Data Validation

Data Restoration

Data Synchronization

What role do device drivers play ina computer system.

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Enhane Graphic performance

Create presentations

Manage Files

Facilittate communication between hardware devices and the operating system

Comparison of two or more values are performed in?

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CU

UDP

LU

None of these

The smallest amout of data to be stored in computer's memory is a 0 OR 1 is called

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Byte

Bit

GB

KB

Which of the following protocol is used to transfer web pages from a web server in a web browser?

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FTP (File Transfer Protocol)

HTTP (Hyper text Transfer Protocol)

SMTP(Simple Mail Transfer Protocol)

SNMP (Simple Network Managemetn Protocol)

What is the dual of Booean expression A.0=0?

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A+1=1

A + 0 = A

A. 1 = A

A.O = 0

Which of the following is a example of preventive maintenance for a computer system.

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Replacing a faulty hard drive

Removing malware after infection

Restarting the sytem when it freezes

Applying software updaes regularly

Which of the following is NOT an example of an artificial system?

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Solar system

Traffic control system

Automated billing system

Railway reservation system

What are teh basic components of a system?

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Users, hardware , software

Objectives, components, environment, communication

Input, Output, processes

Sensors,actuators, controllers

What is the decmimal equivalent of the binary number 1101?

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13

11

12

14

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