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Computer as a System

Description: Computer as Hardware and Software
Number of Questions: 15
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Tags: Computer as Hardware and Software Hardware Computer Knowledge Virus Software
Attempted 0/15 Correct 0 Score 0

Which of the following input/output devices is not associated with personal computers?

  1. Mouse

  2. Colour monitor

  3. Punched card

  4. Dot matrix printer


Correct Option: C
Explanation:

Punched card is not associated with personal computers. A punched card is a piece of stiff paper that contains either commands for controlling automated machinery or data for data processing applications.

Malicious software (like trojan horses, viruses, worms) is known as

  1. spyware

  2. adware

  3. spam

  4. malware

  5. None of these


Correct Option: D
Explanation:

 Option (4) is correct.

Which of the following is not a computing device?

  1. Notebook computer

  2. Cellular telephone

  3. Digital scanner

  4. Personal digital assistant

  5. None of these


Correct Option: C
Explanation:

Digital scanner is not a computing device.

Which of the following is an open source software?

  1. Windows

  2. Macintosh

  3. Linux

  4. NetWare


Correct Option: C
Explanation:

Linux is an open source software which is assembled under the model of free and open-source software development and distribution.

_______ is a set of computer programs used in a computer to perform tasks.

  1. An instruction

  2. Software

  3. Memory

  4. A processor

  5. Hardware


Correct Option: B
Explanation:

Software is a set of computer programs used in a computer to perform tasks.

Which of the following keyboards is the fastest?

  1. QWERTY

  2. Dvorak

  3. Alphanumeric

  4. Numeric


Correct Option: B
Explanation:

Dvorak is the fastest keyboard.

Which of the following is a collection of physical components that constitutes of a computer system?

  1. Hardware

  2. Software

  3. OS

  4. BIOS


Correct Option: A
Explanation:

Computer hardware is the collection of physical elements that constitutes a computer system.

____________ are specially designed computer chips that reside inside other devices such as your car or your electronic thermostat.

  1. Servers

  2. Embedded processor chip

  3. Joystick

  4. Robotic computers

  5. All of the above


Correct Option: B
Explanation:

It only performs pheripheral functions and it uses a computer chip.

Which of the following input devices uses switch contacts placed under a plastic pad, which may be inscribed with symbols?

  1. Touch pad

  2. Punched card

  3. Soft keyboard

  4. Mouse


Correct Option: A

Which of the following is not an internet software?

  1. Net scape navigator

  2. Internet explorer

  3. UNIX

  4. None of these


Correct Option: C
Explanation:

UNIX is not an internet software, it is a family of multitasking, multiuser computer operating systems that derive from the original AT&T.

Which of the following is not an application software?

  1. Word processor

  2. JAVA

  3. Database program

  4. Web browser


Correct Option: B
Explanation:

JAVA is not an application software; it is a programming language.

A peripheral output device that stores large amount of information up to 650 MB is

  1. a hard disk

  2. a floppy drive

  3. a CD ROM

  4. none of these


Correct Option: C

Which of the following printers cannot print graphics?

  1. Ink-jet

  2. Daisy wheel

  3. Laser

  4. Dot matrix

  5. None of these


Correct Option: B
Explanation:

Daisy wheel printer cannot print graphics.

The ________ of a system includes the programs or instructions.

  1. hardware

  2. icon

  3. software

  4. information

  5. none of these


Correct Option: C
Explanation:

The software of a system includes programs or instructions.

OMR stands for

  1. Optical Music Recogniser

  2. Optical Mark Recognition

  3. Optical Markup Reader

  4. None of these


Correct Option: B
Explanation:

OMR stands for Optical Mark Recognition.

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