Explanation of Important Questions of ICT|| paper-1 || NTA NET EXAM BY DIMPLE

1.      

1.     1. Which of the following is not a characteristics of a domain name?

A. They are separated by a dot.

B. They contain underscores

C.  Domain name is website name

D.Domain name is always unique

 

vExplanation:

• If we talk about Internet, domain names are like the real estate of the internet. ...
• Secondly good domain names are easy to remember. ...
• Good domain names are easy to spell. ...
• Good domain names have a .com extension. ...
• They are descriptive. ...
• They are brandable. ...
• They do not contain hyphens or numbers.

 

2.     2. Personal data is often transmitted over the internet One method of securing the data before transmission is:

A. Filtering

B. Using encryption

C.  Using Firewall

D.Steaming

 

Explanation:

Personal data is often transmitted over the internet One method of securing the data before transmission is called encryption. The other end opposite of it called a decryption.

3. A machine that connects two or more electronic mail system (including dissimilar mail system) and transfers messages between them is called______.

A. Mail gateway

B. Mail explorer

C.  Message transfer agent

D.Message handing system

Explanation:

 A machine that connects two or more electronic mail system (including dissimilar mail system) and transfers messages between them is called mail gateway

 

 

 

 

4.     4.   What is the name of device where data arrives from one/more directions and sent to one/more directions?

A. Gateway

B. Bridge

C.  Hub

D.Router

vExplanation:

Hub is the device where data arrives from one/more directions and sent to one/more direction

5.  Statement 1: Tab key is used to switch between applications.

Statement 2: Esc key is usually used to provide space between the sentences.

Which of the following statements is/are true?

A. Only statement 1

B. Only statement 2

C.  Both the statements are correct

D.Both the statements are incorrect.

 

vExplanation:

Tab key is used to switch between applications

Esc key has the opposite effect of the end key and is used to cancel the current process or running program.

   So only statement 1 

6.  Which among the following is not Secondary storage device?

A. CD-ROM

B. ZIP Drives

C.  Tape Drives

D.Hard Disk

 

vEXPLANATION:

 

 

7.     7. Assertion (A): ICT based teaching support approach to facilitate and enhance learning through computer and communication technology.

Reason (R): It enables static learning where just-in-time, effective and efficient learning.

A. Both (A) and [R] are true, and [R] is the correct explanation of (A).

B. Both (A) and [R] is not the correct explanation of (A).

C.  (A) is true, but [R] is false

D.(A) is false, but [R] is true.

 

Explanation:

ICT based teaching support approach to facilitate and enhance learning through computer and communication technology

ICT helps facilitate the transaction between producers and users by keeping the students updated and enhancing teachers capacity and ability fostering a live contact between the teacher and the student through e-mail, chalk session, e-learning, web-based learning including internet, intranet, extranet, CD-ROM, TV audio ...

It enables flexible learning where just-in-time, effective and efficient learning

 

8.     8. Which of the following statements is/are correct with reference to an E-mail?

1.  The domain name part of an email addresses is a case sensitive.

2.  Email address does not have space

3.  The user name part of an email address is a case insensitive.

4.  Junk mail folder is also known as the Spam folder.

Option:

A. 1 and 2 only

B. 2 and 4 only

C.  1, 2 and 3 only

D.2, 3 and 4 only

 

vExplanation:

The domain name part of an email addresses is a case insensitive

Email address does not have space (xyz@gmail.com)

The user name part of an email address is a case sensitive.

Junk mail folder is also known as the Spam folders

9.  Which of the following statements are correct regarding LAN?

1.  LAN stands for Logical Area Network.

2.  LAN use the cable to connect a number of computers with in the same location or in close proximity.

3.  It is larger than WAN.

Options:

A. 1, 2 and 3

B. 2 and 3

C.  1 and 2

D.Only 2

 

vExplanation:

         LAN stands for Local Area Network

LAN use the cable to connect a number of computers with in the same location or in close proximity.

It is smaller than the WAN

 

10. Arrange these in terms of access speed from fastest to slowest memory.

1.  Cache

2.  Hard disk drive

3.  CPU registers

4.  RAM

Options:

A. 1, 2, 3 and 4

B. 1, 4, 2 and 3

C.  2, 4, 1 and 3

D.3, 1, 4 and 2

 

vEXPLANATION:

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