UPSC,PCS,CDS,NDA /Computer Awareness MCQs Sample Test,Sample questions

Question:
A digital computer processes information in which form?

1.Continuous form

2.Discrete form

3.Semi-Continuous form

4.Semi-discrete form

Posted Date:-2021-02-21 07:00:51


Question:
A file which has not been altered, compressed, or manipulated in any way by the computer is called? 

1.temp file

2.raw file

3.permanent file

4.None of the above

Posted Date:-2021-02-21 07:00:51


Question:
A set of changes to a computer program and its supporting data designed to update, fix, or improve it. What is the name given to this term?

1.Patching

2.Bugging

3.Defragmentation

4.All of the Above

Posted Date:-2021-02-21 07:00:51


Question:
ADSL data communications technology uses which of the following for faster data transmission?

1.Voiceband modem

2.Wireless Modem

3.Copper telephone Lines

4.Sockets

Posted Date:-2021-02-21 07:00:51


Question:
Any piece of data can be returned in a constant time, regardless of its physical location and whether or not it is related to the previous piece of data using which of the following? 

1.RAM

2.ROM

3.CPU

4.Network interface card

Posted Date:-2021-02-21 07:00:51


Question:
How many phases does a compiler has?

1.3

2.5

3.7

4.8

Posted Date:-2021-02-21 07:00:51


Question:
If your computer is overheating, Which of the following things you can do about it?

1.Ensure Proper Ventilation

2.Clean Out Computer’s Case

3.Tune Up Heat Sinks

4.All of the Above

Posted Date:-2021-02-21 07:00:51


Question:
In MICR, Which of the following is the meaning of C ?

1.Code

2.Colour

3.Computer

4.Character

Posted Date:-2021-02-21 07:00:51


Question:
In what form is the data expressed in a digital computer?

1.Binary

2.Tertiary

3.Primary

4.Secondary

Posted Date:-2021-02-21 07:00:51


Question:
It is a type of printer which can print multiple carbon copies at once. What is the name of this type of printer?

1.Impact Printer

2.Laser Printer

3. Inkjet Printer

4.None of the Above

Posted Date:-2021-02-21 07:00:51


Question:
A unit of data storage that equals 2 to the 70th power is called? 

1.Zebibyte

2.Yottabite

3.Yobibite

4.None of the above

Posted Date:-2021-02-21 07:00:51


Question:
One nibble is equal to_?

1.4 Bits

2.4 Bytes

3. 8 Bytes

4. 8 Kilo Bytes

Posted Date:-2021-02-21 07:00:51


Question:
The word bandwidth is also used to mean ________? 

1.width of the data cable

2.amount of data transferred

3.number of the computers on a particular network

4.none of the above

Posted Date:-2021-02-21 07:00:51


Question:
There are many application software packages available at present. Which of the following is an application software package?

1.Redhat Linux

2.Adobe PageMaker

3.Open Office

4. Both b and c

Posted Date:-2021-02-21 07:00:51


Question:
There is a software that protects a computer against viruses by identifying and removing any computer virus. What is name of this software?

1.Diagnostic Utility

2.Antivirus

3.Screen Saver

4.Windows Facility

Posted Date:-2021-02-21 07:00:51


Question:
There is a term called ATX generally used in computer hardware configuration. Which of the following clearly indicates towards ATX?

1.It is a motherboard configuration specification.

2. It stands for Advanced Technology extended.

3.Both a and b

4.None of the Above

Posted Date:-2021-02-21 07:00:51


Question:
What does the SCCM stands for?

1.System Center Configuration Manager

2.Software Center Configuration Manager

3.Software Configuration Checking Manager

4.None of the Above

Posted Date:-2021-02-21 07:00:51


Question:
What is full form of the YAGNI principle used in software system designing?

1.You are not gonna need it.

2.You are going not into it.

3.You are gonna need it.

4.You aint get to know it.

Posted Date:-2021-02-21 07:00:51


Question:
What is plan 9 form the Bell labs?

1.It is a distributed operating system.

2.The first official release was in 2015.

3. Both a and b

4.None of the Above

Posted Date:-2021-02-21 07:00:51


Question:
What is the full form of ALU?

1.Arithmetic Logic Unit

2.Algebra Logic Unit

3.Arithmetic Logical Unit

4.None of the Above

Posted Date:-2021-02-21 07:00:51


Question:
What is the full form of GUI ?

1.Graphical User Instruction

2.Ground User Interface

3.General User Instruction

4.Graphical User Interface

Posted Date:-2021-02-21 07:00:51


Question:
What is the full form of UPS?

1.Unplugged Power Supply

2.Uninterruptible Power System

3. Unknown Power Source

4.Uninterrupted Power Source

Posted Date:-2021-02-21 07:00:51


Question:
What is the name given to the device invented by Dr. Bobeck in 1966 for mass storage of data ?

1.Punched Paper Tape

2.Magnetic Bubble Storage

3. Magnetic Tape

4.Magnetic Disk

Posted Date:-2021-02-21 07:00:51


Question:
What is the name given to the program in execution?

1.Process

2.Instruction

3.Procedure

4.Function

Posted Date:-2021-02-21 07:00:51


Question:
What is the name given to the storage device used for storing very small amounts of data such as small audio and video files?

1.Magnetic card

2.Magnetic tape

3. Punched card

4.Optical mark reader

Posted Date:-2021-02-21 07:00:51


Question:
What is the term used for computer software that is undergoing testing and has not yet been officially released?

1.Alpha Software

2.Beta Software

3.Gamma Software

4.Ready-to-use Software

Posted Date:-2021-02-21 07:00:51


Question:
What was the name of the first vacuum tube invented by Lee de Forest in 1906?

1.Colossus

2.Leedion

3.Audion

4. Radion

Posted Date:-2021-02-21 07:00:51


Question:
When 8 bits are combined, the resulting unit of storage is known by which of the following names?

1.Byte

2.Nibble

3.Kilobyte

4.None of the Above

Posted Date:-2021-02-21 07:00:51


Question:
When some unidentified / unknown person / firm sends you mail in a trustworthy /lucrative way asking for sensitive banks and online payment information, this is a case of __?

1.Spam

2.Hacking

3.Phishing

4.Vishing

Posted Date:-2021-02-21 07:00:51


Question:
Which among of the following was the world’s first electronic stored-program computer?

1.Colossus

2. ENIAC

3.Manchester Baby

4.EDVAC

Posted Date:-2021-02-21 07:00:51


Question:
Which of the devices converts drawing, printed text or other images into digital form ?

1.Keyboard

2.Scanner

3.Plotter

4.OMR

Posted Date:-2021-02-21 07:00:51


Question:
Which of the following are features of a subnotebook?

1. Small physical dimensions

2.Larger than hand-held computers

3.Run complete versions of desktop/laptop OS

4.All of the above

Posted Date:-2021-02-21 07:00:51


Question:
Which of the following are the features of a Spreadsheet?

1.Layers and Lines

2.Rows and Columns

3.Layers and Planes

4. Height and Width

Posted Date:-2021-02-21 07:00:51


Question:
Which of the following are the software analysis and design tools?

1.Data Flow Diagrams

2.ER Diagrams

3.HIPO Diagrams

4.All of the Above

Posted Date:-2021-02-21 07:00:51


Question:
Which of the following correctly defines the Digital Visual Interface?

1.It is a video display interface developed by the Digital Display Working Group.

2.It is used to connect a video source, such as a video display controller to a display device

3.The interface is designed to transmit uncompressed digital video.

4.All of the Above

Posted Date:-2021-02-21 07:00:51


Question:
Which of the following devices is used for video games, flight simulators, training simulators and for controlling industrial robots?

1.Mouse

2. Light pen

3.Joystick

4.Keyboards

Posted Date:-2021-02-21 07:00:51


Question:
Which of the following devices provide a means of communication between a computer and outer world?

1.Input/Output

2.Storage

3.Compact

4.Compact

Posted Date:-2021-02-21 07:00:51


Question:
Which of the following is the dominant Operating System in the world?

1.MacOS

2.Microsoft

3.Linux

4.None of the Above

Posted Date:-2021-02-21 07:00:51


Question:
Which of the following is the dominant Operating System in the world?

1.MacOS

2.Microsoft

3.Linux

4.None of the Above

Posted Date:-2021-02-21 07:00:51


Question:
Which of the following is the name given to the number of concentric circles on a diskette?

1.Sectors

2.Cylinders

3.Tracks

4.Clusters

Posted Date:-2021-02-21 07:00:51


Question:
Which of the following is the scripting and programming language developed by John .H.Thompson for use in Adobe Director?

1.Java

2.Lingo

3.VBA

4.Ruby

Posted Date:-2021-02-21 07:00:51


Question:
Which of the following Key is not found in normal computers / laptops?

1.Turn key

2.Alt key

3.del key

4.shift key

Posted Date:-2021-02-21 07:00:51


Question:
Which of the following lies within the CPU?

1.Primary Memory

2. Secondary Memory

3.Mouse

4.Keyboard

Posted Date:-2021-02-21 07:00:51


Question:
Which of the following Operating systems was designed as a high dependability OS in which the kernel, device drivers, and application software were all written in managed code?

1.Singularity

2.Unix

3.Linux

4.MacOS

Posted Date:-2021-02-21 07:00:51


Question:
Which of the following scheduling techniques is the most widely used in a time shared operating system?

1.Round Robin

2. Shortest Job First

3.Elevator

4.First Come First Serve

Posted Date:-2021-02-21 07:00:51


Question:
Which of the following scheduling techniques is the most widely used in a time shared operating system?

1.Round Robin

2.Shortest Job First

3.Elevator

4. First Come First Serve

Posted Date:-2021-02-21 07:00:51


Question:
Which of the following was the first commercial computer?

1.Manchester Baby

2.Manchester Mark 1

3.EDVAC

4.Ferranti Mark 1

Posted Date:-2021-02-21 07:00:51


Question:
While browsing internet, what do we call the area of storage that compensates for the different speeds of data flow or timings of events by temporarily holding a block of data that is waiting to be processed? 

1.Cache

2.Buffer

3. Flash

4.Trash

Posted Date:-2021-02-21 07:00:51


Question:
Who had designed and constructed the first recognizably modern digital stored-program computer?

1. J. Lyons

2.John Newmann

3.Tom Kilburn

4.Maurice Wilkes

Posted Date:-2021-02-21 07:00:51


Question:
Who is the father of Open Source Software?

1.Richard Stallman

2. Noumen

3.Ven Alley

4.Bill Gates

Posted Date:-2021-02-21 07:00:51


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