Computer Questions for NICL AO Mains for 2019

1.

HTTP is a/an ________ protocol.

   A.) application layer
   B.) transport layer
   C.) network layer
   D.) Physical Layer

Answer: Option 'A'

The HyperText Transfer Protocol, or HTTP, is the most widely used Application layer protocol in the world today. It forms the basis of what most people understand the Internet to be—the World Wide Web. Its purpose is to provide a lightweight protocol for the retrieval of HyperText Markup Language (HTML) and other documents from Web sites throughout the Internet. Each time you open a Web browser to surf the Internet, you are using HTTP over TCP/IP.

2.

DBMS ensures data integrity by managing transactions through ACID test. What does ACID stands for in computer science?

   A.) Artistic, collaborative, inference, durability
   B.) analytic, consistency, inference, duration
   C.) Atomicity, consistency, isolation, durability
   D.) Atomicity, collaborative, inference duration

Answer: Option 'C'

ACID (Atomicity, Consistency, Isolation, and Durability) is a set of properties of database transactions.

3.

The word “Computer” comes from the word “compute”, which means ______.  

   A.) To assume 
   B.) To input 
   C.) To combine 
   D.) To calculate 

Answer: Option 'D'

Compute means to calculate.

4.

A nibble refers to: 

   A.) 4 bits 
   B.) A value equal to a kilobyte 
   C.) A value equal to a megabyte 
   D.) The smallest unit of digital information 

Answer: Option 'A'

Nibble= 4 Bits

5.

Which of the following is not a DBMS software?

   A.) dBASE
   B.) FoxPro
   C.) Oracle
   D.) Database2000

Answer: Option 'D'

Database2000 is not a DBMS Software.

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