Computer awareness quiz with multiple choice questions and answers for competitive exams. Take the computer knowledge test now for free and view correct answers.

The candidate key which identifies the topples in a relation uniquely is called?

  1. Super key
  2. Primary key
  3. Foreign key
  4. Master key

Option B
Which computer memory is used for storing programs and data currently being processed by the CPU?

  1. Mass memory
  2. Internal memory
  3. Non-volatile memory
  4. PROM
  5. None of the above

Option B
A ___ is a collection of com-puters and device connected together.

  1. network
  2. memory card
  3. protocol
  4. central processing unit
  5. None of these

Option A
Which of the following can be used to store a large number of files in a small amount of storage space?

  1. File adjustment
  2. File copying
  3. File reading
  4. File compatibility

Option E
…………….appear on the scroll bar and can be clicked to scroll the document line by line.

  1. Contextual tabs
  2. Windows borders
  3. Scroll arrows
  4. Restore down buttons
  5. None of these.

Option C
A computer checks the _____ of user names and passwords for a match before granting access.

  1. Website
  2. Network
  3. Backup file
  4. Database
  5. None of these

Option D
The blinking symbol which indicates the next character will appear at which place, is called ____

  1. Delete key
  2. Control key
  3. Cursor
  4. Return key

Option C
A file extension is separated from the main file name with a(n) —- but no spaces

  1. Question mark
  2. Exclamation mark
  3. Underscore
  4. period

Option E
Who is known as the father of the java programming language?

  1. Bill board
  2. James gosling
  3. James smith
  4. Saber Bhatia

Option B
IBM stands for __________

  1. Important big machine
  2. Indian business machine
  3. International brand machine
  4. International business machine

Option D
Which of the following is NOT a type of Broadband internet connection?

  1. Wifi
  2. DSL
  3. Dial-up
  4. Satellite
  5. None of these.

Option C
Which of the following is allows you to print?

  1. Ribbon
  2. monitor
  3. go now
  4. Ctrl+P
  5. None of these

Option D
After turns on comp light the process of start is called

  1. Application
  2. System
  3. Boot strap
  4. Strap
  5. None of these

Option C
To centre a paragraph using shortcut keys, press

  1. Ctrl + C
  2. Ctrl + E
  3. Ctrl + L
  4. Ctrl + R

Option B
Which device is used to access your computer by other computer or for talk over phone

  1. RAM
  2. CD ROM Drive
  3. Modem
  4. Hard Drive

Option C
Worm is a type of ______

  1. Virus
  2. Hardware
  3. Software
  4. Firmware

Option A
Most of the common available personal computers/laptops have a keyboard popularly known as _________

  1. QWERTY
  2. QOLTY
  3. ALTER
  4. UCLIF

Option A
Which type of software manages the computer processes, functioning as an interface, connecting user, the application software and the hardware?

  1. System software
  2. Utility program
  3. Translator program
  4. Operating program

Option D
A(N) ________ camera is a peripheral device used to capture still images in a diagonal format that can be easily transferred into a computer and manipulated using graphics software.

  1. Digital
  2. Ana log
  3. Classics
  4. Film

Option A
The command used to remove text or graphics form a document through which the removed items are stored on clipboard?

  1. chop
  2. cut
  3. clip
  4. cart away
  5. None of these

Option B