Computer Quiz For LIC AAO Exam 2019

1.

_______ is the integration of digital information with the user’s environment in real time.

   A.) Virtual Reality
   B.) Augmented Reality
   C.) Mixed Reality
   D.) All of these

Answer: Option 'B'

Augmented Reality

2.

A parallel port is most often used by?

   A.) Monitor
   B.) Mouse
   C.) Printer
   D.) External storage device

Answer: Option 'C'

Printer

3.

Which of the following can be determined only from the meaning of the attributes in the entity type______.

   A.) Domain
   B.) Cardinality 
   C.) Key 
   D.) Relation

Answer: Option 'C'

A key is an attribute or a collection of attributes whose value uniquely identify an entity an entity in the entity set, keys can be determined only from the meaning of the attributes in the entity type.

4.

The simultaneous' processing of two or more programs by multiple processors is ____.

   A.) multiprogramming
   B.) multitasking 
   C.) time-sharing
   D.) multiprocessing 

Answer: Option 'D'

The simultaneous' processing of two or more programs by multiple processors is multiprocessing. 
Note: Multiprocessing is the use of two or more central processing units (CPUs) within a single computer system. The term also refers to the ability of a system to support more than one processor and/or the ability to allocate tasks between them.

5.

Which type of software is similar to an accountant’s worksheet?

   A.) Word processing
   B.) Database 
   C.) Spreadsheets
   D.) Graphics 

Answer: Option 'C'

A spreadsheet is an interactive computer application for organization, analysis and storage of data in tabular form.Spreadsheets are developed as computerized simulations of paper accounting worksheets.

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