Computer Quiz For LIC AAO Exam 2019

1.

The main directory of a disk is called the ____ directory.

   A.) root
   B.) sub
   C.) folder 
   D.) network

Answer: Option 'A'

In a computer file system, and primarily used in the Unix and Unix-like operating systems, the root directory is the first or top-most directory in a hierarchy. It can be likened to the trunk of a tree, as the starting point where all branches originate from.

2.

Which of the following is not permitted in an e-mail address?

   A.) Period (.)
   B.) Underscore (_)
   C.) Uppercase alphabets (A-Z)
   D.) Space ( )

Answer: Option 'D'

No blank spaces are allowed in an e-mail address and URL

3.

Ctrl, shift and alt are called _________ keys. 

   A.) adjustment
   B.) function
   C.) modifier
   D.) alphanumeric

Answer: Option 'C'

​modifier

4.

Closely related to the physical communication facilities?

   A.) Application 
   B.) Session
   C.) Network 
   D.) Data link

Answer: Option 'D'

The data link layer transform the physical layer, a raw transmission facility , to a link responsible for node to node communication.

5.

Which of the following is usually needed for a Web site?

   A.) dedicated server
   B.) virtual server
   C.) Off-Line Services
   D.) cache server

Answer: Option 'A'

dedicated server

6.

XML stand for ____.

   A.) Extra Markup Language 
   B.) Excellent Markup Language
   C.) Extensible Markup Language
   D.) Extended Marking Links

Answer: Option 'C'

Extensible Markup Language (XML) is a markup language that defines a set of rules for encoding documents in a format that is both human-readable and machine-readable. 

7.

AUI stands for ____

   A.) Artificial Intelligence User Interface
   B.) Arithmetic User Interface
   C.) Adjacent User Interface
   D.) Attachment User Interface

Answer: Option 'D'

Attachment User Interface

8.

Which of the following is a method of transferring information between digital devices, especially audio and video equipment?

   A.) USB
   B.) Integrated Drive Electronics (IDE)
   C.) Small Computer System Interface(SCSI)
   D.) Firewire

Answer: Option 'D'

Firewire

9.

Which of the following file name extension suggests that the file is Backup copy of another file?

   A.) TXT 
   B.) COM
   C.)
   D.) BAS 

Answer: Option 'E'

“.BAK” is a file name extension used to signify a backup copy of a file. This common ‘.bak’ naming scheme makes it possible to retrieve the original contents of the file.

10.

Which of the following device can understand difference between data & programs?

   A.) Input device
   B.) Output device
   C.) Memory
   D.) Microprocessor 

Answer: Option 'D'

Microprocessor 

11.

Which protocol assigns IP address to the client connected in the internet?

   A.) DHCP
   B.) IP
   C.) RPC
   D.) All of these

Answer: Option 'A'

DHCP

12.

Which one of the following is a key function of a firewall?

   A.) Monitoring 
   B.) Deleting 
   C.) Copying 
   D.) Moving 

Answer: Option 'A'

A firewall is a network security system that monitors and controls the incomingand outgoing network traffic based on predetermined security rules.

13.

A(n) ______ program is one that is ready to run and does not need to be altered in any way.

   A.) Interpreter
   B.) Executable
   C.) Compiler
   D.) High-level

Answer: Option 'B'

Executable

14.

Which of the following is not a computer programming language? 

   A.) Windows  
   B.) PASCAL 
   C.) BASIC 
   D.) COBOL 

Answer: Option 'A'

Windows is a type of operating system.

15.

When your computer stops working suddenly, it is referred to as a __________.

   A.) crash 
   B.) die
   C.) death 
   D.) penalty

Answer: Option 'A'

A crash (or system crash) in computing is when a computer program, such as a software application or an operating system, stops functioning properly. Often the program will exit after encountering this type of error.

16.

Which of the following is a cache memory that is used to speed up the process of storing and accessing data from the host hard disk?

   A.) Crashing
   B.) Disk Caching
   C.) RAID
   D.) File Compression

Answer: Option 'B'

Disk Caching

17.

__________is a software licensing and delivery model in which software is licensed on a subscription basis and is centrally hosted.

   A.) SaaS
   B.) OCR
   C.) MICR
   D.) ENAIC

Answer: Option 'A'

​SaaS

18.

A compiler translates a program written in a high-level language into ___.

   A.) Machine language
   B.) An algorithm
   C.) A debugged program
   D.) Java

Answer: Option 'A'

A Compiler is a computer program translate source code from a high-level programming language to a lower level language (assembly language or machine code). 
 

19.

_______ is the process of replacing a product with a newer version of the same product.

   A.) Upgrading
   B.) Downgrading
   C.) Upsizing
   D.) Downsizing

Answer: Option 'A'

Upgrading

20.

The signal that a computer is waiting for a command from the user is _______

   A.) prompt
   B.) event
   C.) time slice
   D.) interrupt

Answer: Option 'A'

prompt


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