Latest Computers General Knowledge(GK) Questions and answers

1 .

Books in electronic formats are called

A)

e-books

B)

e-library

C)

e-learning

D)

i-books

Correct Answer : e-books

Books in electronic formats are called as "ebooks", "eBooks", "Ebooks", "e-Books", "e-journals", "e-editions", or "digital books". A device that is designed specifically for reading e-books is called an "e-reader", "ebook device", or "eReader".

2 .

Debugging is the process of

A)

Changing the design structure of a program

B)

Checking errors in a software program

C)

Rolling out a software program

D)

Modifying a software program

Correct Answer : Checking errors in a software program

Debugging is the process of detecting and removing of existing and potential errors (also called as ‘bugs’) in a software code that can cause it to behave unexpectedly or crash. To prevent incorrect operation of a software or system, debugging is used to find and resolve bugs or defects. When various subsystems or modules are tightly coupled, debugging becomes harder as any change in one module may cause more bugs to appear in another. Sometimes it takes more time to debug a program than to code it.

Description : To debug a program, user has to start with a problem, isolate the source code of the problem, and then fix it.

3 .

Which is the official language for Android development?

A)

Ada

B)

FORTRON

C)

COBOL

D)

Java

Correct Answer : Java

Java. Firstly Java was the official language for Android App Development (but now it was replaced by Kotlin) and consequently, it is the most used language as well. Many of the apps in the Play Store are built with Java, and it is also the most supported language by Google.

4 .

Speed of second generation computers was in ------ second.

A)

milli

B)

pico

C)

nano

D)

micro

Correct Answer : micro

Second generation computers were made to process information faster than the first computers. The first generation computers had a speed of 5mbps while the second generation computers had a speed of 10mbps (Oderog, A., 2010). From this it can be observed that second generation computers were twice as fast as the first generation computers with respect to processing of information and also carrying out of operations.

5 .

The process of communicating with a file from a terminal is

A)

Heuristic

B)

Interactive

C)

Interrogation

D)

All of the above

Correct Answer : Interrogation

The process of communicating with a file from a terminal is Interrogation.

Computer Assisted Interrogation (CAINT) is a system of computer programs for use in man-machine communications. Its principal function is to enable a computer to elicit information from a man by interrogating him-asking him a program of questions where the program follows a logical course depending both on information available before the interrogation started and on that gained during the interrogation. The information acquired is intended to be put to immediate practical use, in updating a data base, generating reports, or driving other interrogations.

6 .

The computer's processor consists of the following parts

A)

Control Unit and ALU

B)

CPU and Main Memory

C)

Hard Disk and Floppy Drive

D)

Main Memory and Storage

Correct Answer : Control Unit and ALU

7 .

Intersection of columns and rows is called a?

A)

Table

B)

Cell

C)

Data

D)

Schema

Correct Answer : Cell

8 .

Which of the following is an advantage to using fiber optics data transmission?

A)

Fast data transmission rate

B)

Resistance to data theft

C)

Few transmission errors

D)

Low noise level

Correct Answer : Fast data transmission rate

9 .

VSNL stands for ?

A)

Vigam System Nigar Ltd

B)

Very Soft Network Link

C)

Very Small Network Link

D)

Videsh Sanchar Nigam Ltd

Correct Answer : Videsh Sanchar Nigam Ltd

The Full form of VSNL is Videsh Sanchar Nigam Limited. Videsh Sanchar Nigam Limited, popularly known as VSNL was an Indian based telecommunication company. It was incorporated in 1986 as a public sector enterprise to cater to overseas communication services.

10 .

ISDN stands for ?

A)

Integrated System Digital Network

B)

International Standard Digital Network

C)

Integrated Service Digital Network

D)

International Subscriber Dialing Network

Correct Answer : Integrated Service Digital Network

ISDN or Integrated Services Digital Network is a circuit-switched telephone network system that transmits both data and voice over a digital line.