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MCQ Practice

Computer & IT MCQs

What are the components of a computer system?

  • A. Hardware
  • B. Software
  • C. Applications
  • D. Both A and B
Explanation:
A computer system consists of both hardware and software.

Compilers and interpreters are themselves ____.

  • A. High-level language
  • B. Codes
  • C. Programs
  • D. Mnemonics
Explanation:
Both compilers and interpreters are special programs.

Compiler is also ____.

  • A. Software
  • B. Program
  • C. Code
  • D. All of these
Explanation:
A compiler is a software program that translates code.

Compiler can check ____.

  • A. Syntax Error
  • B. Logical Error
  • C. Both Logical and Syntax Error
  • D. None of these
Explanation:
A compiler primarily detects syntax errors during compilation.

Communication between a computer and a keyboard involves ____ transmission.

  • A. Automatic
  • B. Half-duplex
  • C. Full-duplex
  • D. Simplex
Explanation:
Keyboard communication is simplex (one-way from keyboard to computer).

Comment put on Excel cell, which is displayed by taking the Mouse Pointer there, is called ____.

  • A. Smart tip
  • B. Soft Tip
  • C. Web Tip
  • D. Cell Tip
Explanation:
A comment in Excel is displayed as a Cell Tip when hovering the mouse.

Combination of two or more topologies are called ____.

  • A. Hybrid
  • B. Star
  • C. Bus
  • D. Ring
Explanation:
A hybrid topology combines two or more basic network topologies.

Combination of two or more networks is called ____.

  • A. Internetwork
  • B. WAN
  • C. MAN
  • D. LAN
Explanation:
An internetwork is a collection of two or more connected networks.

Columns dialog box can be opened from ____.

  • A. Press Alt + O + C
  • B. Format menu Columns submenu
  • C. Double-click on the column space in the ruler
  • D. All of these
Explanation:
All listed methods can open the Columns dialog in Word.

Collection of characters, numbers, and symbols is called ____.

  • A. Data
  • B. Keyboard
  • C. Monitor
  • D. Ram
Explanation:
Raw characters, numbers, and symbols together form data.