Computer Questions for IBPS Clerk Mains 2019

1.

Which key is used to search any data in a computer?

   A.) F1
   B.) F2 
   C.) F3 
   D.) F4 

Answer: Option 'C'

F1: Opens the help page of the working program. F2: Renames a highlighted icon or file. Alt + Ctrl + F2 and Ctrl + F2 give some more functions. F3: Search feature for many programs including web browsers. 

2.

____ cloud is a type of cloud computing that delivers similar advantages to public cloud, including scalability and self-service, but through a proprietary architecture. 

   A.) Private
   B.) public
   C.) distributed
   D.) hybrid

Answer: Option 'A'

Unlike public clouds, which deliver services to multiple organizations, a private cloud is dedicated to a single organization.

3.

__________ are created using computers and, more generally, the representation and manipulation of image data by a computer with help from specialized software and hardware.

   A.) Computer graphics
   B.) CorelDraw
   C.) Photoshop
   D.) All of these

Answer: Option 'A'

Computer graphics are pictures and movies created using computers – usually referring to image data created by a computer specifically with help from specialized graphical hardware and software.

4.

Since viruses are only a form of software, they primarily infect

   A.) Data
   B.) Hardware
   C.) Peripherals
   D.) Programs 

Answer: Option 'D'

In 1982, a program called "Elk Cloner" was the first personal computer virus to appear "in the wild"—that is, outside the single computer or lab where it was created. Written in 1981 by Richard Skrenta, it attached itself to the Apple DOS 3.3 operating system and spread via floppy disk. 

5.

_____is the  a relatively new programming language designed by Microsoft for a wide range of enterprise applications that run on the .NET Framework. 

   A.) RUBY on RAILS
   B.) PYTHON
   C.) JAVA
   D.) C#(pronounced C-sharp)

Answer: Option 'D'

An evolution of C and  C++, the C# language is simple, modern, type safe and object oriented. 

6.

Codes consisting of light and dark marks which may be optically read, is known as_______. 

   A.) mnemonic
   B.) bar code
   C.) decoder
   D.) All of these

Answer: Option 'B'

Barcode consist of light and dark marks which may be optically read. 

7.

_____is the the scripting language of the World Wide Web and is built right into all major web browsers including Internet Explorer, FireFox and Safari.

   A.) HTML
   B.) Flash player
   C.) Javascript
   D.) Python

Answer: Option 'C'

JavaScript – not to be confused with Java – is another one of the world’s most popular and powerful programming languages, and is used to spice up web pages by making them interactive.For example, JavaScript can be used to add effects to web pages, display pop-up messages or to create games with basic functionality.

8.

In database, a field is a

   A.) table of information
   B.) label 
   C.) group of related records
   D.) category of information

Answer: Option 'B'

In a database table, a field is a data structure for a single piece of data. Fields are organized into records, which contain all the information within the table relevant to a specific entity

9.

The command that is used to format a drive through command prompt is

   A.) scandisk
   B.) chkformat
   C.) x format
   D.) format

Answer: Option 'D'

Format drive name is used to format a drive through command prompt.

10.

An optical input device that interprets pencil marks on paper media is________. 

   A.) OMR
   B.) punch card reader
   C.) optical scanners
   D.) magnetic tape

Answer: Option 'A'

(OMR) Optical Mark Reader interprets pencil marks on paper. OMR sheets are also used in many exams it makes the checking easy and transparent. 

11.

Common gateway interface is used to

   A.) generate executable files from web content by web server
   B.) generate web pages
   C.) stream videos
   D.) none of the mentioned

Answer: Option 'A'

generate executable files from web content by web server

12.

What is a flowchart?

   A.) It represents process
   B.) It represents algorithm.
   C.) It represents process or algorithm.
   D.) It represents mathematical subtraction.

Answer: Option 'C'

Flowchart is a man-made diagram on paper, to represent algorithm and process both.

13.

Python is a general purpose programming language . Python is simple and incredibly readable since closely resembles the English language.
Who developed Python?

   A.) Guido van Rossum
   B.) Jack python
   C.) Elon Musk
   D.) Dennis Ritchie

Answer: Option 'A'

Python is based on object oriented programming concepts.

14.

All Android phones and iPhones have access to a SQL (pronounced ‘sequel’) database called_______

   A.) SQLite
   B.) MySQL
   C.) PostgreSQL 
   D.) Microsoft SQL 

Answer: Option 'A'

SQLite is an in-process library that implements a self-contained, serverless, zero-configuration, transactional SQL database engine. The code for SQLite is in the public domain and is thus free for use for any purpose, commercial or private. SQLite is a compact library.

15.

Simple mail transfer protocol (SMTP) utilizes ____ as the transport layer protocol for electronic mail transfer.

   A.) TCP
   B.) UDP
   C.) DCCP
   D.) SCTP

Answer: Option 'A'

TCP

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