Computer Quiz For LIC AAO Exam 2019

46.

Computer mouse is also known as __________.

   A.) Pointing Device
   B.) Scanning Device
   C.) Sensing Device
   D.) Moving Device

Answer: Option 'A'

A computer mouse is a pointing device (hand control) that detects two-dimensional motion relative to a surface. This motion is typically translated into the motion of a pointer on a display, which allows a smooth control of the graphical user interface.

47.

Which of the following is a temporary register where the contents of the last memory fetch is stored?

   A.) Instruction Register
   B.) Memory Buffer Register(MBR)
   C.) Instruction Buffer Register(IBR)
   D.) All of the Above

Answer: Option 'B'

Memory Buffer Register(MBR)

48.

Pressing CTRL + 9 in Excel _____.

   A.) Prints 9
   B.) Prints 
   C.) Prints 9 followed by spaces
   D.) Hides the current row

Answer: Option 'D'

In Excel, move somewhere in a row you want to hide and press Ctrl+9. The entire current row is hidden and you don’t need to select the entire row, just have your cursor somewhere in the row.

49.

The scrambling of code is known as_____.

   A.) encryption
   B.) a firewall
   C.) scrambling 
   D.) password - proofing

Answer: Option 'A'

The scrambling of code is known as encryption. It is the process of converting information or data into a code, especially to prevent unauthorized access.

50.

The operating system that is self-contained in a device and resident in the ROM is ____.

   A.) Batch Operating System
   B.) Real-time Operating System 
   C.) Embedded Operating System
   D.) Multi - Processor Operating System

Answer: Option 'C'

The operating system that is self-contained in a device and resident in the ROM is Embedded Operating System. An embedded operating system is a specialised OS for use in the computers built into larger systems. 
Note: An embedded system is a computer that is part of a different kind of machine.

51.

Which of the following technologies allows you to send voice communications over the Internet and avoid the toll charges traditionally incurred by consumers?

   A.) Telecommunication
   B.) Data communication
   C.) VoIP
   D.) Cellular and mobile computing

Answer: Option 'C'

Voice over Internet Protocol (Voice over IP, VoIP and IP telephony) is a methodology and group of technologies for the delivery of voice communications and multimedia sessions over Internet Protocol (IP) networks, such as the Internet.

52.

Microsoft’s Access and Corel’s Paradox are both examples of which type of software?

   A.) Network database systems
   B.) Relational database systems
   C.) Flat-file database systems
   D.) Hierarchical database systems

Answer: Option 'B'

Relational database systems

53.

FTP is better than HTTP because _____.

   A.) It uses separate channels for data transmission and flow control
   B.) It transfers data from the web server
   C.) It transfers data from the file server
   D.) It copies files to the user's hard disk in the destination specified by the user

Answer: Option 'A'

FTP is better than HTTP as it has built in flow control. The control channel and data channels are independent of each other two separate TCP connections. 
Note: FTP is the two-way systems as files are transferred back and forth between fie server and workstation. Whereas http is a one-way system as files are transported only from the web server onto the workstation’s browser.

54.

_________ are words that a programming language has set aside for its own use.

   A.) Control worlds
   B.) Reserved words
   C.) Control Structures
   D.) Reserved Keys

Answer: Option 'B'

In a computer language, a reserved word is a word that cannot be used as an identifier, such as the name of a variable, function, or label .
Note: It is "reserved from use".

55.

What type of internet technology sends information to you without you requesting that information?

   A.) Push
   B.) Adware
   C.) J2SE SDK
   D.) Wiki

Answer: Option 'A'

Push

56.

A table consists of?

   A.) Fields and columns
   B.) Rows and columns
   C.) Rows and cells
   D.) Felids and cells

Answer: Option 'B'

Rows and columns

57.

What is the full form of RTF?

   A.) Richer Text Formatting 
   B.) Rich Text Format 
   C.) Right Text Fishing
   D.) Right Text Font

Answer: Option 'B'

RTF (Rich Text Format) is a text file format used by Microsoft products, such as Word and Office and developed by Microsoft in 1987 for use in their products and for cross-platform document interchange. RTF files support text style formatting, as well as images within the text. 
Note: RTF files can be converted into a different format by changing the formatting selection when saving the word document.

58.

A hard copy would be prepared on a

   A.) Line printer
   B.) Dot matrix Printer
   C.) Typewriter terminal
   D.) All of the above 

Answer: Option 'D'

All of the above are types of printing devices.

59.

A set of information that defines the status of resources allocated to a process is________.

   A.) Process Control
   B.) Process Description
   C.) ALU
   D.) Register Unit 

Answer: Option 'B'

A "process description" is defined as a general description of how a process happens, step by step. It does not tell the reader what to do; rather, it describes how something happens.

60.

What is the full form of SIM?

   A.) Station Identity Module
   B.) System Identity Module
   C.) Subscriber Identity Module
   D.) Subscriber Trunk Dialling

Answer: Option 'C'

A subscriber identity module (SIM) is an integrated circuit that is intended to securely store the international mobile subscriber identity (IMSI) number and its related key, which are used to identify and authenticate subscribers on mobile telephony devices.

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