Basic Computer Knowledge Test 500 + Questions and Answers


The term ‘user interface’ refers to

   A.) how the operating system responds to user commands
   B.) what the user sees on the screen and how they can interact with it
   C.) the means by which the user interacts with the peripheral devices on the computer
   D.) the monitor that is available for the computer

Answer: Option 'B'

what the user sees on the screen and how they can interact with it


VLSI technology is used in __________ generation computers.

   A.) First
   B.) Second
   C.) Third
   D.) Fourth

Answer: Option 'D'



What feature adjusts the top and bottom margins so that the text is centered vertically on the printed page?

   A.) Vertical justifying
   B.) Vertical adjusting
   C.) Dual centering
   D.) Horizontal centering

Answer: Option 'A'

Vertical justifying


 __________ technological barrier designed to prevent unauthorized or unwanted communications between computer networks or hosts

   A.) Virus
   B.) Software
   C.) Programs
   D.) Firewall

Answer: Option 'D'



Granting an outside organisation access to internet web pages is often implemented using a(n)________.

   A.) Hacker
   B.) Extranet
   C.) Intranet
   D.) Internet

Answer: Option 'B'



A USB communication device that supports duty encryption for scare wireless loss communication for notebook users is called

   A.) wireless switch
   B.) router
   C.) wireless hub
   D.) USB wireless is not work adaptor

Answer: Option 'B'



Do you know that SEO engineers ensure that your website comes on the top in list of search engine? Expand SEO

   A.) Search engine optimization
   B.) Search engine officials
   C.) Search engine optimizers
   D.) Search engine officers

Answer: Option 'A'

Search engine optimization


GUID stands for ____

   A.) Globally Unique Identifier
   B.) Globally Universal Id
   C.) Globe Unique Identifier
   D.) Global Universal Id

Answer: Option 'A'

Globally Unique Identifier


Which of the following device enables the microprocessor to read data from the external devices?

   A.) printer
   B.) joystick
   C.) reader
   D.) display

Answer: Option 'B'



A _______ is not a form of biometrics.

   A.) Retina Scan
   B.) Iris Recognition
   C.) Palm Print
   D.) All are form of biometrics

Answer: Option 'D'

All are form of biometrics

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