Computer Awareness Questions For Various Competitive Examinations

Computer Knowledge Question - Answers

Important For Banking,SSC,PSC,Railways,Post-Office Examinations

1. A ______ is approximately a million bytes.

• Giga byte
• Kilo byte
• Mega byte
• Tera byte
• None of these

2. If you want to extend the length of the network without having the signal degrade, you would use a:

• repeater
• router
• gateway
• switch
• None of these

3. What do you press to enter the current date in a cell?

• CTRL + ; (semicolon)
• CTRL + SHIFT + : (colon)
• CTRL + F10
• CTRL + F11
• None of these

4. To make the number pad act as directional arrows, you press the ____ key.

• Num lock
• Caps lock
• Arrows lock
• Shift
• Control

5. Press ____ to move the insertion point to the Address box, or to highlight the URL in the Address box.

• ALT + D
• ALT + A
• SHIFT + TAB
• TAB + CTRL
• None

6. To move to the bottom of a document, press ____

• Insert key
• Home key
• CTRL + End key
• End key
• None of these

7. Transmitting data in the form of light is called

• Light Transmitter
• Fiber Glass
• LTP
• All of the above
• None of the Above

8. ___ is the memory card which is conceptually related to the smart card but similar to video desk?

• Debit Card
• Master Card
• Laser Card
• Credit Card
• None of the Above

9. Maximum Storage capacity of a DVD is _____

• 17 GB
• 15 GB
• 16 GB
• 10 GB
• None of the Above

10. Which of the following operating system uses first 64 bit technology?

• MS-DOS
• Windows XP
• Mac OS
• Linux
• None of the Above

11. A processing unit that coordinates networks and data communication is known as:

• Control unit
• CPU
• Communications Processor
• Data Coordinator
• None of the Above

12. Two or more computers connected to each other for sharing information form a:

• Network
• Router
• Server
• Tunnel
• Pipeline

13. If a computer provides database services to other, then it will be known as:

• Web Server
• Application Server
• Database Server
• FTP Server
• None of these

14. Technology used to provide internet by transmitting data over wires of telephone network is __

• Transmitter
• Diodes
• HHL
• DSL
• None of these

15. Documents, Movies, Images and Photographs etc are stored at a:

• Application Sever
• Web Sever
• Print Server
• File Server
• None of these

16. RAM consists of which of the following?

• Conductor
• Semi Conductor
• Vaccum Tubes
• Transistor
• None of these

17. Who is the father of Internet?

• Charles Babbage
• Vint Cerf
• Denis Riche
• Martin Cooper
• None of these

18. ______is process of Verification?

• Access
• Login
• Logout
• Authentication
• None of these

19. Identify the odd one from the following?

• CD/DVD
• Floopy Disks
• SD Disk
• BIOS
• None of these

20. USB is which type of storage device?

• Primay
• Secondary
• Tertiary
• All the above
• None of these

21. Which program is run by BIOS to check hardware components are working properly while computer is turned ON?

• DMOS
• POS
• CMOS
• RIP
• None of these

22. To identification particular location in storage area one have a:

• Address
• Password
• Logic
• Mouse
• None of these

23. The following computer's memory is characterized by low cost per bit stored:

• Primary
• Secondary
• Hard disk
• All of the above
• None of these

24. The following is true for Auxiliary Storage:

• It has an operating speed far slower than that of the primary storage.
• It has an operating speed faster than that of the primary storage.
• It has an operating speed equivalent than that of the primary storage.
• All of the above
• None of these

25. ALGOL is the ____ language

• High-level
• Low level
• Machine
• All of the above
• None of these

26. Which of the following is a logic circuit capable of forming the sum of two or more quantities?

• Adder
• Multiplier
• Address
• Access
• None of these

27. Which of the following will not cut information?

• Pressing Ctrl + C
• Selecting Edit > Cut from the menu
• Clicking the Cut button on the standard
• Pressing Ctrl+X
• None of these

28. MPG is a file extension of which type of files?

• Audio
• Image
• Video
• Flash
• None of these

29. What is the full form of EXIF?

• Exchangeable Image Fine Finish
• Exchangeable Image File Format
• Executable Image File Format
• Executable Image File Finish
• None of these

30. Which of the following can't spread virus?

• An e-mail with attachment
• A plain text mail
• Downloading files over the web
• All of the above
• None of these

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Computer Awareness : Banking, IBPS, RRB, ITI TO Examination

Computer Awareness Practice Questions

For IBPS PO,Clerk, IBPS RRB,Banking Examinations

1. Which of the following produces the best quality graphics reproduction?

• Laser printer
• Ink jet printer
• Plotter
• Dot matrix printer
• All the above

2. Computers with 80286 Microprocessor :

• XT computer
• AT computer
• PS/2 computer
• PS/3 computer
• PS/4 computer

3. An application suitable for sequential processing:

• Processing of grades
• Payroll processing
• Both a and b
• Either a or b
• None of the above

4. Which of the following is not processing?

• Arranging
• Manipulating
• Calculating
• Gathering
• Sorting

5. The digital computer was developed primarily in ___

• USSR
• Japan
• USA
• UK
• India

6. Software in Computer:

• Enhances the capabilities of the hardware machine
• Increase the speed of central processing unit
• Both a and b
• Either a or b
• None of the above

7. Which of the following option in File pull down menu is used to close a MS Word document?

• Quit
• Close
• Exit
• New
• Insert

8. Before a disk drive can access any sector record, a computer program has to provide the record’s disk address. What information does this address specify?

• Track number
• Sector number
• Surface number
• All of the above
• None of the above

9. Arranging of data in a logical sequence is called:

• Sorting
• Classifying
• Reproducing
• Summarizing
• Coding

10. What is the responsibility of the logical unit in the CPU of a computer?

• Producing result
• Comparing numbers
• Controlling flow of information
• Performing mathematical operations
• None of the above

11. Bluetooth is a type of radio wave information transmission system that is good for about __

• 30 feet
• 30 yards
• 30 miles
• 300 miles
• 3000 miles

12. The telephone is an example of a(n) ____ signal.

• Analog
• Digital
• Modulated
• Demodulated
• a and b

13. A credit card-sized expansion board that is inserted into portable computers that connects the modem to the telephone wall jack:

• Internal modem
• External modem
• PC Card modem
• Wireless modem
• Router

14. A modem that is contained within the system unit is called a(n) ____ modem.

• external
• internal
• wireless
• Wi-Fi
• Bluetooth

15. A modem that doesn't need to be connected to a telephone line is the _____ modem.

• external
• internal
• wireless
• DSL
• Broadband

16. A special high-speed line used by large corporations to support digital communications is known as ___

• Satellite/air connection service lines
• Cable modems
• Digital subscriber lines
• T1, T2, T3 and T4 lines
• None Of These

17. An affordable technology that uses existing telephone lines to provide high-speed connections is called ____

• ISDN
• Microwave
• Cable modem
• DSL
• DSN

18. The capacity of a communication channel is measured in ___

• Bandwidth
• Bit capacity
• Baud rate
• Data flow
• Baud flow

19. What is the name given to the values that are automatically provided by software to reduce keystrokes and improve a computer user's productivity?

• Defined values
• Fixed values
• Default values
• Special values
• Function values

20. In MS-DOS 5.0, which is the number that acts as a code to uniquely identify the software product?

• MS
• DOS
• MS DOS
• 5.0
• 4.2.0

21. A page fault:

• Is an error in a specific page
• Occurs when a program accesses a page of memory
• Is an access to a page not currently in memory
• None of these
• All the above

22. The process of transferring data intended for a peripheral device into a disk (or intermediate storso that it can be transferred to peripheral at a more convenient time or in bulk, is known as ___

• Multiprogramming
• Spooling
• Caching
• Virtual programming
• Clearing

23. An instruction in a programming language that is replaced by a sequence of instructions prior to assembly or compiling is known as ___

• procedure name
• macro
• label
• literal
• mini

24. Banker's algorithm for resource allocation deals with:

• Deadlock prevention
• Deadlock avoidance
• Deadlock recovery
• Mutual exclusion
• None of these

25. The state of a process after it encounters an I/O instruction is ___

• Ready
• Blocked/Waiting
• Idle
• Running
• Coding

26. The number of processes completed per unit time is known as _____.

• Output
• Throughput
• Efficiency
• Capacity
• Input

27. Which of the following file name extension suggests that the file is Backup copy of another file?

• TXT
• COM
• BAS
• BAK
• BAT

28. Which technique was introduced because a single job could not keep both the CPU and the I/O devices busy?

• Time-sharing
• Spooling
• Preemptive scheduling
• Multiprogramming
• Multi tasking

29. A sequence of instructions, in a computer language, to get the desired result, is known as:

• Algorithm
• Decision Table
• Program
• All of the above
• None of these

30. Information in a memory that is no longer valid or wanted is known as:

• Non-volatile
• Volatile
• Surplus
• Garbage
• Dustbin

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Computer Science Questions Anwsers For IT Officers, Bank PO, GATE, ITI TO Exams

Computer Awareness & Knowledge

Various Exams Computer Science Questions & Answers

Here We Are Preparing Some Computer Awareness Questions And Answers For Various Examination Like Bank PO, Bank IT Officers, Bank Specialist Officers, GATE, ITI TO, And PSC, SSC Exams...Hope it will help to prepare for the section of Computer Awareness..

Q. ‘TELNET’ is

1. running complex programs by logging on to supercomputers belonging to other countries
2. a telephone call made by the help of Internet
3. a software to perfect viral attack
4. All of the above
5. None of the above

Q. The memory address of the first element of an array is called

1. floor address
2. foundation address
3. first address
4. base address
5. None of these

Q. Which one of the following internet protocol version is the most deployed internet layer protocol?

1. IPv2
2. IPv4
3. IPv6
4. IPv8
5. None of these

Q. Which one of the following malware is used in the Internet Relay chart channel or other chart system to coordinate the activity of many infected computer?

1. Keyloggers
2. Adwares
3. Dialers
4. Botnets
5. None of these

Q. Dialogue control and token management are responsibilities of

1. Network layer
2. Session Layer
3. Transport Layer
4. None of above
5. None of these

Q. Which one of the following rebooting commonly occurs when the system of computer is crashed?

1. Soft rebooting
2. Cold rebooting
3. Hard rebooting
4. Random rebooting
5. None of the above

Q. Which one of the following computer language is not the procedure-oriented language?

1. C-language
2. FORTRAN
3. COBOL
4. Simula
5. None of these

Q. A tree like structure of records in a database

1. hierarchical database structure
2. relational database structure
3. multidimensional database structure
4. sequential database access
5. None of the above

Q. Most commonly used transmission speeds in BPS is

1. 2400
2. 9600
3. 1200
4. 4800
5. None of these

Q. The PHP Syntax is most similar to

1. PERL and C
2. Java script
3. VB script
4. Visual Basic
5. None of these

Q. Which one of the following computers is the world’s first commercial computer?

1. Ferranti Mar-I
2. Mark-I Star
3. UNIVAC-I
4. IBM-704
5. None of these

Q. Routing is done on which layer

1. Datalink Layer
2. Network Layer
3. Session
4. Presentation
5. None of these

Q. First network which was made available

1. IBMm Token Ring 1985
2. Novell Netware
3. IBM PC Network 1984
4. DECNet 1980
5. None of these

Q. A central computer surrounded by one or more computers is called

1. ring network
2. bus network
3. star network
4. all of above
5. None of these

Q. A network which need human intervention for routing signal is

1. Bus network
2. ring network
3. star network
4. T switched network
5. None of these

Q. Name of the topology in which there are bidirectional links between each possible nodes

1. Ring
2. Mesh
3. Star
4. Tree
5. None of these

Q. The advantage of a LAN is

1. sharing peripherals
2. backing up your data
3. saving all your data
4. accessing the web
5. automatic printing of data

Q. During networking, the process of processor asking each host that if it want to send message is called

1. querying
2. sharing
3. communicating
4. polling
5. None of these

Q. In data transmission the bit coding scheme used to represent a byte is typically

1. EBCDIC
2. SNA
3. ASCII
4. Hexadecimal
5. None of these

Q. At data link layer error detection is achieved by

1. Cyclic Redundancy Code
2. Hamming codes
3. Bit stuffing
4. Equalization
5. None of these

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Computer Knowledge Question : Computer Awareness MCQ

Computer Knowledge Questions Answers

For Various Competitive Examination

Computer Knowledge is Very Important in Today's Era, In All the competitive Examination Like, Banking, Railways, SSC, IBPS, PSC, UPSC, ITI TO, and other they ask the Computer Question to Check the Candidates Knowledge about Computer , Here We Are Posting Some Questions Related to Computer Awareness.which help the Candidates in Various exams..........

1. Who is called as "Father of Computers''?

• Charles Babage 
• Blaise Pascal 
• Hollirth 
• All of these 
• None of these

2. The first Digital Computer introduced, was named as :

• Univac 
• Mark-I 
• Eniac
• All of these 
• None of these

3. How many generations, computer can be classified?

• 4 
• 5 
• 3
• 6 
• None of these

4. First Generation Computers contain :

• Transistors 
• Vacume Tubes 
• LSI
• VLSI 
• None of these

5. 2nd  Generation Computers are made of :

• Vaccume Tubes 
• Transistors 
• LSI
• VLSI 
• None of these

6. 4th Generation Computers contain :

• LSI 
• Vaccume Tubes 
• All Technology
• Transistors 
• None of these

7. 5th Generation Computers are based on:

• Artificial Intelligence 
• Programming Intelligence 
• System Knowledge
• All of these 
• None of these

8. Computers, combine both measuring and counting, are called :

• Analog 
• Digital 
• Hybrid
• All of these 
• None of these

9. In world today, most of the computers are :

• Digital 
• Hybrid 
• Analog
• Complex 
• None of these

10. In any computer installation, how many elements consists?

• 2 
• 4 
• 3
• 1 
• None of these

11. Physical structure of computer is called :

• Software 
• Hardware 
• Humanware
• All of these 
• None of these

12. A computer can perform, which of the following tasks?

• Computation 
• Communication 
• Processing
• All of these 
• None of these

13. CPU stands for :

• Computer Processing Unit 
• Central Processing Unit 
• Both Above
• Communication Processing Unit 
• None of these

14. In which type of computer, data are represented as discrete signals?

• Analog computer 
• Digital computer 
• Both Above
• Digilog Computer 
• None of these

15. Which of the following is available in the form of a PC now?

• Mainframe 
• Microcomputer 
• Minicomputer
• Both Microcomputer & Minicomputer
• None of these

16. PARAM is an example of :

• Super computer 
• PC 
• Laptop
• PDA 
• None of these

17. Who developed the `analytical engine'?

• Jacquard loom 
• Charles Babbage 
• Shannon
• IBM 
• None of these

18. ENIAC stands for :

• Electrical Numerical Integrator and Calculator
• Electronic Numerical Integrator and Computer
• Electronic Numerical Integrator and Calculator
• Electronic Number Integrator and Calculator
• None of these

19. First Generation of computer was based on which technology?

• Transistor 
• Vacuum Tube 
• LSI
• VLSI 
• None of these

20. Microprocessor was introduced in which generation of computer?

• Second Generation 
• Fourth Generation 
• Both Above
• Third Generation 
• All of the above

21. GUI stands for :

• Graphical User Interface 
• Graph Use Interface 
• Graphical Universal Interface
• None of these
• All of These

22. The time taken by CPU to retrieve and interpret the instruction to be executed is called as :

• Instruction cycle
• Fetch cycle 
• Both Above
• All of these 
• None of these

23. Which of the following is responsible for all types of calculations?

• ALU 
• Control Unit 
• Registers
• BUS 
• None of these

24. Internal memory in a CPU is nothing but :

• A set of registers 
• A set of ALU 
• Microprocessor
• BUS 
• None of these

25. Which of the following is permanent memory?

• SRAM 
• DRAM 
• ROM
• All of these 
• None of these

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