Explore topic-wise MCQs in Current Affairs.

This section includes 2995 Mcqs, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.

151.

The part of a machine level instruction which tells the central processor what has to be done is known as

A. opcode
B. address
C. CPU
D. monitor
E. None of these
Answer» B. address
152.

A system that is designed to make a tape or disk sense from copying is

A. protocol
B. protection
C. queue
D. All of these
E. None of these
Answer» C. queue
153.

Name the hardware equipment that a computer is made up of……..

A. monitor, the central processing unit (CPU), the keyboard, mouse, software and network
B. monitor, the central processing unit (CPU), the keyboard, mouse, programs and network
C. monitor, the central processing unit (CPU), the keyboard, mouse, printer and modem
D. monitor, the central processing unit (CPU), the keyboard, mouse, applications and network
E. None of these
Answer» D. monitor, the central processing unit (CPU), the keyboard, mouse, applications and network
154.

Any hardware component that allows youto enter data or instructions into a computer is called a(n)…………..

A. printer
B. storage device
C. output device
D. system unit
E. input device
Answer» F.
155.

GIF images can have only upto …………. colors

A. 128
B. 256
C. 512
D. 1024
E. None of these
Answer» C. 512
156.

The altering of data so that it is not usable unless the changes are undone is……….

A. Biometrics
B. Compression
C. Encryption
D. Ergonomics
E. None of these
Answer» D. Ergonomics
157.

Which of the following is a displayed listing of program option that users can select?

A. Menu
B. Block
C. Data item
D. File
E. None of these
Answer» B. Block
158.

Before a package can be used in a java program it must be ………..

A. executed
B. referenced
C. imported
D. declared
E. None of these
Answer» D. declared
159.

A…………is an example of an input device.

A. Keyboard
B. Monitor
C. Mouse
D. CPU
E. Both (a) & (c)
Answer» F.
160.

What happens when you click on insert>Picture>Clip Art

A. It inserts a clipart picture into document
B. It lets you choose clipart to insert into document
C. It opens Clip Art taskbar
D. It insets symbols
E. None of these
Answer» D. It insets symbols
161.

Expansion cards are inserted into :

A. slots
B. peripheral devices
C. the CPU
D. the back of the computer
E. pegs
Answer» B. peripheral devices
162.

A set of formats that has a name and can be quickly applied to selected text is called a(n)………

A. font
B. style
C. feature
D. finish
E. None of these
Answer» C. feature
163.

Why is the Caps Lock key refered to as a toggle key?

A. Because its function goes back and forth every time it is pressed
B. Because it cannot be used for entering numbers.
C. Because it cannot be used to delete
D. Because it cannot be used to insert
E. None of these
Answer» B. Because it cannot be used for entering numbers.
164.

A phenomenon in virtual memory schemes in which the processor spends most of the time swapping pages rather than executing instructions is :

A. loading
B. swapping
C. thrashing
D. aging
E. digging
Answer» D. aging
165.

You can use the………..bar to type a URL and display a Web page, or type a keyword to display a list of related Web pages.

A. Menu
B. Title
C. Search
D. Web
E. Address
Answer» F.
166.

Which of the following is a list-processing high-level language?

A. APL
B. LISP
C. PROLOG
D. ADA
E. None of these
Answer» C. PROLOG
167.

Which of the following is an example of a binary number?

A. 6AH1
B. 100101
C. 005
D. ABCD
E. 23456
Answer» C. 005
168.

The name of the location of a particular piece of data is its:

A. address
B. memory name
C. storage site
D. data location
E. None of these
Answer» B. memory name
169.

AutoCorrect was originally designed to replace………..words as you type.

A. Short, repetitive
B. Grammatically incorrect
C. Misspelled
D. All of these
E. None of these
Answer» D. All of these
170.

An assembler is used to translate a program written in………..

A. a low level language
B. machine language
C. a high level language
D. assembly language
E. None of these
Answer» E. None of these
171.

Menus are a part of the

A. hardware
B. monitor
C. Status Bar
D. user interface
E. None of these
Answer» E. None of these
172.

…………implies a combination of audio, video, text, animation and graphics.

A. Special media
B. Multiplexer
C. Multiple
D. Message-media
E. Multimedia
Answer» F.
173.

Network topology, consisting of nodes attached in a ring, without a host computer, is known as

A. star
B. ring
C. bus
D. tree
E. None of these
Answer» C. bus
174.

Which function of a computer is responsible for permanent storage of data?

A. storage
B. output
C. CPU
D. memory
E. None of these
Answer» B. output
175.

An integrated circuit is :

A. A complicated circuit
B. An integrating device
C. Much costlier than a single transistor
D. Fabricated on a tiny silicon chip
E. None of these
Answer» E. None of these
176.

The patterns of printed lines on most products are called…………

A. prices
B. striping
C. scanners
D. OCR
E. barcodes
Answer» F.
177.

Restarting a computer that is already on is referred to as……….

A. shutdown
B. cold booting
C. warm booting
D. logging off
E. None of these
Answer» D. logging off
178.

Plotters print

A. with ball point pens
B. with ink pens
C. electrostatically
D. All of these
E. None of these
Answer» E. None of these
179.

Which Excel feature enables predefined layouts to selected tables in the worksheet?

A. Autoformat
B. Header and Footers
C. Undo and Redo
D. Spelling and Grammar
E. Autograph
Answer» B. Header and Footers
180.

Which was the world’s first mini-computer and when was it introduced?

A. PDP-I, 1958
B. IBM System/36, 1960
C. PDP-II, 1961
D. VAX 11/780, 1962
E. None of these
Answer» B. IBM System/36, 1960
181.

How much megabyte of data is typically stores in bubble device?

A. 6
B. 1
C. 10
D. 4
E. None of these
Answer» C. 10
182.

Which operation is not performed bycomputer

A. Inputting
B. Processing
C. Controlling
D. Understanding
E. Thinking
Answer» E. Thinking
183.

Computers process binary numbers, which are composed of…………

A. 1s and 2s
B. 2s and 4s
C. 1s and 10s
D. 2s and 3s
E. 0s and 1s
Answer» D. 2s and 3s
184.

Arithmetic operations……….

A. involve matching one data item to another to determine if the first item is greater than, equal to, or less than the other item.
B. sort data items according to standard, predefined criteria in ascending order or descending order
C. use conditions with operators such as AND, OR and NOT
D. include addition, subtraction, multiplication and division
E. None of these
Answer» E. None of these
185.

A prewritten program that is said to perform a common task is called an application

A. system software
B. package
C. utilities
D. program
E. None of these
Answer» C. utilities
186.

_ is an “umbrella” activity that is applied throughout the software engineering process.

A. Debugging
B. Testing
C. Designing
D. Software Quality Assurance
E. None of these
Answer» E. None of these
187.

Spool stands for

A. Serial Printer Object Oriented Language
B. Simultaneous Peripheral Output On-Line
C. System Protocol Optimization Outliner
D. Single Program Operating System Operation
E. None of these
Answer» C. System Protocol Optimization Outliner
188.

‘ITS’ stands for

A. Intelligent Teaching Systems
B. International Tutoring Systems
C. Intelligent Tutoring Systems
D. All of these
E. None of these
Answer» D. All of these
189.

A Laptop or Notebook marked 802.11n in its feature, it means device support

A. Bluetooth
B. WiMAX
C. USB
D. Wi-Fi LAN
E. 3G
Answer» E. 3G
190.

A storage device which is used to store data and information external to the main storage is known as

A. buffer
B. backing storage
C. PROM
D. accumulator
E. None of these
Answer» C. PROM
191.

Which one of the following is termed acombination input-output device?

A. VDT
B. Keyboard
C. Printer
D. Laser Jet
E. None of these
Answer» B. Keyboard
192.

A GUI is

A. hardware
B. language interpreter
C. software interface
D. an operating system
E. None of these
Answer» D. an operating system
193.

A………..is the term used when a search engine returns a Web page that matches the search criteria.

A. blog
B. hit
C. link
D. view
E. success
Answer» D. view
194.

Copying a process from memory to disk to allow space for other processes is called :

A. Swapping
B. Deadlock
C. Demand Paging
D. Page Fault
E. None of these
Answer» B. Deadlock
195.

The process of preparing a floppy diskette for use is called :

A. assembling
B. translating
C. parsing
D. formatting
E. None of these
Answer» E. None of these
196.

What is the full-form of ROM?

A. Random Opaque Modulator
B. Relative Overlay Module
C. Real Optical Media
D. Read Only Memory
E. Red Orange Magenta
Answer» E. Red Orange Magenta
197.

In order to change page margins in a word document

A. Drag the scr ll box on the scroll bars.
B. Delete the margin boundaries on the ruler
C. Right Click on the ruler
D. Drag the margin boundaries on the ruler
E. None of these
Answer» E. None of these
198.

The process of converting analog signals into digital signals so they can be processed by a receiving computer is referred to as :

A. modulation
B. demodulation
C. synchronizing
D. digitizing
E. None of these
Answer» E. None of these
199.

The item required to position a head over the proper track is known as

A. real time
B. access time
C. seek time
D. time sharing
E. None of these
Answer» D. time sharing
200.

QWERTY is used with reference to :

A. Monitor
B. Printer
C. Keyboard
D. Mouse
E. None of these
Answer» D. Mouse