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Hardware MCQ

A user's forearms should extend ____ to a keyboard.

Down slightly

26 to 28 inches

Desktop ATX case

All of this

Answer

Correct Answer: Down slightly

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Cpu clock speed is the _______________ at a predetermined rate.

Number of instructions processed

Number of electronic pulses created

Number of files created

Number of memory pages loaded

Answer

Correct Answer: Number of electronic pulses created

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Just as vehicles travel on a highway, bits travel on a(n) ______.

Bus

Midi

Bit

Word

Answer

Correct Answer: Bus

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Peripherals such as the scanner pictured here are considered _____ devices.

Output

Storage

Input

Processing.

Answer

Correct Answer: Input

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The character d is the literal-type character for the ____ data type.

Single

Double

Integer

Decimal

Answer

Correct Answer: Decimal

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The ________ may be used to write information to a file.

Cout object

Pen object

Stream insertion operator <<

FileWrite() function

Answer

Correct Answer: Stream insertion operator <<

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The ________ may be used to read information from a file.

Cout object

Pen object

Stream insertion operator <<

FileWrite() function

Answer

Correct Answer: Stream insertion operator <<

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_______ is any data or instructions that are used by a computer.

Digital

Output

Information

Input

Answer

Correct Answer: Input

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A(n) ________ chart is also known as a structured chart.

Flow

Hierarchy

Data

Organizational

Answer

Correct Answer: Hierarchy

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A(n) ______ demands payment to stop an attack.

Cyberextortionist

Script kiddie

Hacker

Cracker

Answer

Correct Answer: Cyberextortionist

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The size of commonly used floppy disk is

None of these

3.25

5.5

3.5

4.5

Answer

Correct Answer: 3.5

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Which of the following is not an advantage of magnetic disk storage?

None of these

Disk storage is longer lasting than magnetic tape

The access time of magnetic disk is much less than that of magnetic tape

Disk storage is less expensive than tape storage

Answer

Correct Answer: None of these

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A light sensitive device that converts drawing, printed text or other images into digital form is

None of these

OMR

Plotter

Scanner

Keyboard

Answer

Correct Answer: Scanner

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Which network protocol is used to send e-mail?

None of these

SMTP

FTP

POP3

Ssh

Answer

Correct Answer: SMTP

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The memory sizes in mainframe computers and advanced technology micro computer are expressed as

None of these

Kilobytes

Bits

Bytes

Megabytes

Answer

Correct Answer: Megabytes

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Time during which a job is processed by the computer is:

Waiting Time

Execution Time

Real Time

Delay Time

None of these

Answer

Correct Answer: Execution Time

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The 'IC' chip, used in computers, is made of

Chomium

Silicon

None of these

Silica

Iron Oxide

Answer

Correct Answer: Silicon

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Dot-matrix, Deskjet, Inkjet and Laser are all types of which computer peripherals?

Software

Monitors

Printers

Keyboards

Answer

Correct Answer: Printers

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An error is also known as:

Debug

Bug

None of these

Icon

Cursor

Answer

Correct Answer: Bug

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Which of the following memory is volatile

RAM

ROM

EPROM

PROM

Answer

Correct Answer: RAM

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In order to tell Excel that we are entering a formula in cell, we must begin with an operator such as

Answer

Correct Answer: =

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AVI(Audio Video Interleave) format was developed by?

Adobe

IBM

Microsoft

Apple

Macromedia

Answer

Correct Answer: Microsoft

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Which of the following operating systems is produced by IBM?

DOS

OS-2

Unix

Windows

Answer

Correct Answer: OS-2

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Microsoft Word is an example of

Application software

Processing device

An operating system

System software

E: An input device

Answer

Correct Answer: Application software

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