Computer Awareness Questions for NIACL Assistant

1.

Which of the following threads is used in an operating system?

   A.) User-level thread
   B.) Kernel-level thread
   C.) Hardware-level thread
   D.) Both (a) and (b)

Answer: Option 'D'

There are only two types of threads present in an operating system. One is user-level thread and the other is kernel-level thread. User-level threads are the threads which are controlled and managed by the user of the computer system. Kernel-level threads are the threads which are controlled and created by the operating system. These threads are at the kernel level of the computer system. Kernel is the one who creates the threads.

2.

__________ ensures secure transfer of data over an unsecured network, such as the Internet.

   A.) Antivirus
   B.) Hacking
   C.) Cracking
   D.) Cryptography

Answer: Option 'D'

In cryptography, data are sent in such a way that they look completely different from the original data. Thus, cryptography ensures secure transfer of data over an unsecured network.

3.

The ______________ folder retains copies of messages that you have started but are not yet ready to send.

   A.) Drafts
   B.) Outbox
   C.) Address Book
   D.) Sent Items

Answer: Option 'A'

Draft document is a type of technical report that is a work in progress, a preliminary form of a possible future document. 

4.

Which of the following is the type of software that controls the internal operations in the computer and controls how the computer works with all its parts?

   A.) Shareware
   B.) Public domain software
   C.) Application software
   D.) Operating system software

Answer: Option 'D'

An operating system (OS) is a program or software that manages and coordinates the functions of all the components of a computer. It also acts as an interface between the user and the hardware of a computer.

5.

What does BASIC stands for? 

   A.) Beginner’s All-purpose Simple Instruction Code
   B.) Beginner’s All-purpose Symbolic Intention Code  
   C.) Beginner’s All-purpose symbolic Instruction code 
   D.) Beginner’s All-purpose Symbolic Instruction Cell 

Answer: Option 'C'

BASIC stands for Beginner’s All-purpose symbolic Instruction code.

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