Computer Questions for IBPS Clerk Mains 2019

1.

Which of the following is most oriented to scientific programming?

   A.) FORTRAN
   B.) COBOL
   C.) PYTHON
   D.) RUBY

Answer: Option 'A'

FORTRAN stands for Formula Translator.

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2.

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.

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3.

_____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. 

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4.

______is a scripting language, running on the server, which can be used to create web pages written in HTML. 

   A.) PHP (Hypertext Pre-Processor)
   B.) Javascript
   C.) Android
   D.) Adobe

Answer: Option 'A'

Created by Danish-Canadian programmer Rasmus Lerdorf in 1994, PHP was never actually intended to be a new programming language. Instead, it was created to be a set of tools to help Rasmus maintain his Personal Home Page (PHP). 

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5.

In 2014, Apple decided to invent their own programming language.What is the programming language called?

   A.) Cyanogen
   B.) Ruby
   C.) Swift
   D.) Oxygen

Answer: Option 'C'

Swift – a new programming language for iOS and OS X developers to create their Apps. 

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6.

____is the process of affecting the visibility of a website or a web page in a web search engine's unpaid results—often referred to as "natural", "organic", or "earned" results.

   A.) SEO
   B.) ESO
   C.) IEEE
   D.) HTTPS

Answer: Option 'A'

SEO is short for Search Engine Optimization

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7.

____ 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.

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8.

Which among the following is an important circuitry in a computer system that directs the operation of the processor?

   A.) Memory
   B.) Address Bus
   C.) Accumulator
   D.) Control Unit

Answer: Option 'D'

The Control Unit (CU) is digital circuitry contained within the processor that coordinates the sequence of data movements into, out of, and between a processor's many sub-units.

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9.

Which among the following is a recently debated principle that Internet service providers and governments regulating the Internet should treat all data on the Internet the same, not discriminating or charging differentially by user, content, website, platform, application, type of attached equipment, or mode of communication?

   A.) Comcast
   B.) Net Neutrality
   C.) Oblique-net
   D.) Net Fraternity

Answer: Option 'B'

Net Neutrality means an Internet that enables and protects free speech. It means that Internet service providers should provide us with open networks — and should not block or discriminate against any applications or content that ride over those networks.

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10.

A______is a combination of a private cloud combined with the use of public cloud services where one or several touch points exist between the environments. 

   A.) Hybrid Cloud
   B.) Dynamic cloud 
   C.) Sharing cloud
   D.) Compressed cloud

Answer: Option 'A'

The goal is to combine services and data from a variety of cloud models to create a unified, automated, and well-managed computing environment.

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11.

Which among the following is not an Object Oriented Programming Language?

   A.) Python
   B.) PASCAL
   C.) Java
   D.) C++

Answer: Option 'B'

Pascal is an imperative and procedural programming language, which Niklaus Wirth designed in 1968–69 and published in 1970, as a small, efficient language .Paradigm‎: ‎Imperative‎; ‎Structured

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12.

_____general purpose programming language, though it is best known for its use in web programming, and _____ serves as a framework for the Ruby Language. 

   A.) Java,IDE
   B.) C#,C++
   C.) Javascript,Java
   D.) Ruby,Rails

Answer: Option 'D'

Ruby on Rails has many positive qualities including rapid development, you don’t need as much code, and there are a wide variety of 3rd party libraries available

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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.

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14.

_____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.

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15.

What is DROPBOX?

   A.) Android Development platform
   B.) File hosting service
   C.) Web Browser
   D.) Operating System

Answer: Option 'B'

Dropbox is a file hosting service operated by American company Dropbox, Inc., headquartered in San Francisco, California, that offers cloud storage, file synchronization, personal cloud, and client software.

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16.

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. 

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17.

Which of the following is used to measure the speed of the processor?

   A.) Unit
   B.) Processing speed
   C.) Clock speed
   D.) Memory

Answer: Option 'C'

The operating speed of a computer or its microprocessor, expressed in cycles per second (megahertz) 

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18.

Which of the following is used to find a saved document in the computer’s memory and bring it up on the screen to view?

   A.) Rerun
   B.) reverse
   C.) retrieve
   D.) return

Answer: Option 'D'

Return function is a powerful command  

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19.

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.

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20.

Unix operating system was developed by

   A.) Walter Baatain
   B.) John Burdeen
   C.) Ken Thompson
   D.) All of the above

Answer: Option 'C'

UNIX, multiuser computer operating system. UNIX is widely used for Internet servers, workstations, and mainframe computers. UNIX was developed by AT&T Corporation's Bell Laboratories in the late 1960s as a result of efforts to create a time-sharing computer system. 

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21.

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. 

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22.

.bmp extension is used by

   A.) MS-Powerpoint
   B.) MS-Word 
   C.) MS-Excel
   D.) Paint

Answer: Option 'D'

The BMP file format, also known as bitmap image file or device independent bitmap (DIB) file format or simply a bitmap, is a raster graphics image file format used to store bitmap digital images, independently of the display device (such as a graphics adapter), especially on Microsoft Windows and OS/2 operating systems 

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23.

Which of the following is a non-volatile memory chip used for storage and for transferring data between  a  personal computer (PC) and digital devices?

   A.) Flash memory
   B.) RAM
   C.) Cache memory
   D.) Registers

Answer: Option 'A'

Flash memory has the ability to be electronically reprogrammed and erased. It is often found in USB flash drives, MP3 players, digital cameras and solid-state drives. It is a type of (EEPROM), but may also be a standalone memory storage device such as a USB drive 

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24.

Which network of architecture is defined in IEEE 802.3 format?

   A.) Coaxial Cable
   B.) FDDI
   C.) Fiber
   D.) All of the above

Answer: Option 'D'

IEEE 802.3 is a working group and a collection of IEEE standards produced by the working group defining the physical layer and data link layer's media access control (MAC) of wired Ethernet. This is generally a local area network technology with some wide area network applications

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25.

Which command is given to ‘run’ or ‘switch off’ the computer?

   A.) Ctrl+Alt
   B.) Ctrl+Alt+Del
   C.) Alt+Del
   D.) Alt+Shift+Del

Answer: Option 'B'

In a personal computer with the Windows operating system, Ctrl-Alt-Delete is the combination of keyboard keys that the computer user can press at the same time to terminate an application task or to reboot the operating system (have it shut down and restart itself).

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26.

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

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27.

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.

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28.

These are the features present in IPv4 but not in IPv6.

   A.) Fragmentation
   B.) Header checksum
   C.) Options
   D.) All of the mentioned

Answer: Option 'D'

All of the mentioned

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29.

IPv6 does not use ______ type of address

   A.) Broadcast
   B.) Multicast
   C.) Anycast
   D.) None of the mentioned

Answer: Option 'A'

Broadcast

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30.

Which of the following is not correct?

   A.) Web cache doesn’t has its own disk space
   B.) Web cache can act both like server and client
   C.) Web cache might reduce the response time
   D.) Web cache contains copies of recently requested objects.

Answer: Option 'A'

Web cache doesn’t has its own disk space

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31.

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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32.

A ______is an interconnected network of computers infected with malware without the user's knowledge and controlled by cybercriminals. They're typically used to send spam emails, transmit viruses and engage in other acts of cybercrime.

   A.) internet
   B.) Botnet
   C.) Dotnet
   D.) D-Net

Answer: Option 'B'

Botnet

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33.

Firewalls are often configured to block

   A.) UDP traffic
   B.) TCP traffic
   C.) Both (a) and (b)
   D.) None of the mentioned

Answer: Option 'A'

UDP traffic

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34.

WPA2 is used for security in

   A.) ethernet
   B.) bluetooth9
   C.) wireless fidelity(wi-fi)
   D.) none of the mentioned

Answer: Option 'C'

wireless fidelity(wi-fi)

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35.

An attempt to make a computer resource unavailable to its intended users is called

   A.) denial-of-service attack
   B.) virus attack
   C.) worms attack
   D.) botnet process

Answer: Option 'A'

denial-of-service attack

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36.

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

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37.

In DOS, which of the following command is used to delete all the files as well as sub-directories of a directory?

   A.) DELETE
   B.) DEL
   C.) DELTREE
   D.) MOVE

Answer: Option 'C'

Is a command line command in some operating systems that recursively deletes an entire subdirectory of files. 

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38.

What is/are the feature(s) of a Multi-processor?

   A.) it increases reliability
   B.) it distributes tasks
   C.) it saves money compared to multiple single system
   D.) All of the above

Answer: Option 'D'

A multiprocessor is a computer system with two or more central processing units (CPUs)-
Benefits of using a multiprocessor include:
Enhanced performance
Multiple applications
Multiple users
Multi-tasking inside an application
High throughput and/or responsiveness
Hardware sharing among CPUs

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39.

__________ is not the category of operating system’s task.

   A.) Virus protection
   B.) Processor management
   C.) Memory management
   D.) File management

Answer: Option 'A'

Virus protection is not the category of operating system task. 

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40.

What is also known as service program? (this type of program perform(s) specific tasks related to managing computer resources)

   A.) Operating system
   B.) Language translator
   C.) Utility program
   D.) Device driver

Answer: Option 'C'

Utility software is system software designed to help analyze, configure, optimize or maintain a computer. 

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41.

“GUI” stands for-  

   A.) Graphical Universal Interface
   B.) Graphical User Interface
   C.) Graphical Uninstall/install
   D.) General Utility Interface

Answer: Option 'B'

a graphical user interface (GUI), is a type of user interface that allows users to interact with electronic devices through graphical icons and visual indicators 

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42.

The first electronic digital computer contained _________?

   A.) Electronic valves 
   B.) Neural Networks
   C.) Fuzzy Logic 
   D.) Semiconductor memory 

Answer: Option 'A'

The first electronic digital computer contained electronic valves.

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43.

A set of instructions telling the computer what to do is called- 

   A.) Mentor 
   B.) Instructor 
   C.) Complier 
   D.) Program 

Answer: Option 'D'

A program is a set of instructions that govern functioning of a computer.

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44.

Programs designed specifically to address general purpose applications and special purpose applications are called-

   A.) Operating system
   B.) System software
   C.) Application software
   D.) Management information system

Answer: Option 'C'

Programs designed specifically to address general purpose applications and special purpose applications are called Application software. 

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45.

__________ 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.

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46.

Which of the following could be digital input devices for computers?

   A.) Digital camera
   B.) Microphone
   C.) Scanner
   D.) All of the above

Answer: Option 'D'

Digital camera, Microphone and scanner all are the digital input device. 

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47.

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. 

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48.

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. 

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