Computer Questions for Federal Bank Officers Scale 1 & clerks 2018

1.

What type of technology allows you to use your finger, eye, or voice print to secure your information resources?

   A.) Haptics
   B.) Biometrics     
   C.) RFID
   D.) All of above

Answer: Option 'B'

Biometrics is the measurement and statistical analysis of people's physical and behavioral characteristics. The technology is mainly used for identification and access control, or for identifying individuals that are under surveillance. 

2.

An input device that utillses a light-sensitive detector to select objects on a display screen is known as _________.  

   A.) Optical scanner
   B.) Touch screen
   C.) Light Pen
   D.) Mouse

Answer: Option 'C'

A light pen is a pointing device that uses a photoelectric (light-sensitive) cell to indicate a position on the display screen.

3.

Which communication mode allows both the sender and the receiver to transmit data at the same time over a single communication channel?  

   A.) Simplex mode
   B.) Half-duplex mode
   C.) Full-duplex mode
   D.) Semi-duplex mode

Answer: Option 'C'

In the simplex mode, communication is always unidirectional, for example television. In the half-duplex mode, communication is bidirectional but one at a time, which means only one of the parties can send data at a time. Walkie-talkie is an example of half duplex communication. In the full-duplex mode, communication is bidirectional, which means both the parties can transmit data simultaneously. Telephone is an example of full-duplex communication. The semi-duplex mode is not and type of communication mode.

4.

Which among the following is the most suitable type of network spread over large span that phone lines would use?

   A.) WAN
   B.) WWAN
   C.) PAN
   D.) SAN

Answer: Option 'A'

Wide Area Network (WAN) usually uses telephone lines for connectivity, as WAN is spread over a large area and offers Internet-related services such as browsing, email, chatting, etc.

5.

_____ is usually recorded and played, displayed, or accessed by information content processing devices, which as computerized and electronic devices, but can also be part of live performance. 

   A.) Virus
   B.) BIOS software
   C.) Multimedia
   D.) C++

Answer: Option 'C'

Multimedia is the field concerned with the computer-controlled integration of text, graphics, drawings, still and moving images (Video), animation, audio, and any other media where every type of information can be represented, stored, transmitted and processed digitally.

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