COMPUTER QUESTIONS

COMPUTER QUESTIONS

1. . Which of the following Key is not found in normal computers / laptops?
[A]turn key      [B]alt key       [C]del key       [D]shift key        (E) None of these

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

(A) Univac      (B) Mark-I                 (C) Eniac      (D) All of these       (E) None of these

3. How many generations, computer can be classified?

(A) 4                (B) 5                  (C) 3            (D) 6                  (E) None of these

4. First Generation Computers contain :

(A) Transistors     (B) Vacume Tubes        (C) LSI       (D) VLSI     (E) None of these

5. II Generation Computers are made of :

(A) Vaccume Tubes      (B) Transistors       (C) LSI      (D) VLSI     (E) None of these

6. IV Generation Computers contain :

(A) LSI   (B) Vaccume Tubes   (C) All Technology  (D) Transistors  (E) None of these

7. Vth Generation Computers are based on:

(A) Artificial Intelligence  (B) Programming Intelligence      (C) System Knowledge

(D) All of these             (E) None of these

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

(A) Analog           (B) Digital         (C) Hybrid

 (D) All of these          (E) None of these

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

(A) Digital      (B) Hybrid    (C) Analog     (D) Complex         (E) None of these

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

(A) 2   (B) 4    (C) 3     (D) 1      (E) None of these

11. Physical structure of computer is called :

(A) Software    (B) Hardware     (C) Humanware      (D) All of these   (E) None of these

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

(A) Computation     (B) Communication        (C) Processing

(D) All of these       (E) None of these

13. CPU stands for :

(A) Computer Processing Unit

(B) Central Processing Unit

(C) Both (A) & (B)

(D) Communication Processing Unit

(E) None of these

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

(A) Analog computer         (B) Digital computer

(C) both            (D) Digilog Computer               (E) None of these

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

(A) Mainframe        (B) Microcomputer       (C) Minicomputer      (D) Both (B) & (C)

(E) None of these

16. PARAM is an example of :

(A) Super computer          (B) PC        (C) Laptop        (D) PDA     (E) None of these

17. Who developed the ‘analytical engine’?

(A) Jacquard loom   (B) Charles Babbage   (C) Shannon    (D) IBM   (E) None of these

18. ENIAC stands for :

(A) Electrical Numerical Integrator and Calculator

(B) Electronic Numerical Integrator and Computer

(C) Electronic Numerical Integrator and Calculator

(D) Electronic Number Integrator and Calculator

(E) None of these

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

(A) Transistor    (B) Vacuum Tube     (C) LSI    (D) VLSI     (E) None of these

20. Microprocessor was introduced in which generation of computer?

(A) Second Generation     (B) Fourth Generation

(C) Both (A) & (B)     (D) Third Generation      (E) All of the above

21. GUI stands for :

(A) Graphical User Interface

(B) Graph Use Interface

(C) Graphical Universal Interface

(D) None of these

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

(A) Instruction cycle      (B) Fetch cycle     (C) Both (A) & (B)

(D) All of these              (E) None of these

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

(A) ALU     (B) Control Unit     (C) Registers     (D) BUS     (E) None of these

24. Internal memory in a CPU is nothing but :

(A) A set of registers      (B) A set of ALU

(C) Microprocessor      (D) BUS      (E) None of these

25. Which of the following is permanent memory?

(A) SRAM      (B) DRAM    (C) ROM       (D) All of these       (E) None of these

Answers :

1. (A) 2. (B) 3. (B) 4. (B) 5. (B) 6. (A) 7. (A) 8. (C) 9. (A) 10. (C)

11. (B) 12. (D) 13. (B) 14. (B) 15. (B) 16. (A) 17. (B) 18. (B) 19. (B) 20. (B)

21. (A) 22. (A) 23. (A) 24. (A) 25. (C)

1.__________ is a set of keywords, symbols, and system of rules for constructing statements by which humans can communicate the instructions to be executed by a computer

A. A computer program      B. A programming language        C. An assemble      D. Syntax       E. None of these

Correct Answer is:a

2.A hard copy of a document is ______

A. Printed on the printer      B. Stored on a floppy     C. Stored on a CD      D. Stored in the hard disk      E. None of these

Correct Answer is:a

3.Which of the following groups consist of only input devices?

A. Mouse, keyboard, and monitor      B. Mouse, keyboard, printer      C. Mouse, keyboard, plotter      D. Mouse, keyboard, scanner       E. None of these

Correct Answer is:c

4.__________ is the process of finding errors in software code

A. Compiling       B. Testing       C. Running        D. Debugging         E. None of these

Correct Answer is:d

5.The _________ tells the computer how to use its components

A. Utility      B. Network       C. Operating system         D. Application program       E. None of these

Correct Answer is:c

6.A flaw in a program that causes it to produce incorrect or inappropriate results is called a _________

A. Bug     B. Byte     C. Attribute     D. Unit problem      E. None of these

Correct Answer is:a

7.The _________ of software contains lists of commands and options

A. Title bar      B. Menu bar      C. Formula bar       D. Tool bar       E. None of these

Correct Answer is:b

8.A (n) ________ is a combination of hardware and software that facilitates the sharing information between computing devices

A. Network         B. Peripheral        C. Expansion board          D. Digital device        E. None of these

Correct Answer is:a

9.Servers are computers that provide resources to other computers connected to a _____

A. Network        B. Mainframe        C. Supercomputer        D. Client         E. None of these

Correct Answer is:a

10.Each cell in a Microsoft Office Excel document referred to by its cell address, which is the _________

A. Cell’s column label       B. Cell’s column label and worksheet tab name      C. Cell’s row label     D. Column labels

E. None of these

Correct Answer is:d

11.How can the user determine what programs are available on a computer?

A. Checking the hard disk properties       B. viewing the installed programs during the booting process

C. checking the operating system for a list of installed programs        D. checking the existing files saved on the disk

E. none of these

Correct Answer is:c

12.Which of the following can handle most system functions that aren’t handled directly by the operating system?

A. Vertical market applications       B. Utilities       C. Algorithms        D. Integrated software        E. Compilers

Correct Answer is:b

13.When cutting and pasting, the item cut is temporarily stored in

A. ROM       B. Hard drive        C. Diskette         D. Dashboard         E. Clipboard

Correct Answer is:e

14.Which of the following computer languages is a mathematically oriented languages used for scientific problems?

A. FORTRAN       B. COBAL       C. LISP       D. PROLOG        E. APPLE

Correct Answer is:a

15.Array is ________

A. Linear data structure       B. Non-linear structure       C. Complex data structure       D. Simple data structure

E. None of these

Correct Answer is:a

16.The process of a computer receiving information from a server on the Internet is known as

A. Pulling       B. Pushing       C. Downloading         D. Transferring        E. None of these

Correct Answer is:c

17.Processing involves     

A. Inputting data into a computer system     B. Transforming input into output     C. Displaying output in a useful manner      D. Providing relevant answers       E. None of these

Correct Answer is:b

18.Which is the part of a computer that one can touch and feel?

A. Hardware       B. Software       C. Programs       D. Output       E. None of these

Correct Answer is:a

19.A collection of related information sorted and dealt with as a unit is a

A. Disk       B. Data       C. File       D. Floppy        E. None of these

Correct Answer is:c

20.A permanent virtual circuit involves      

A. Connection establishment       B. Data transfer      C. Connection release     D. All of the above

E. None of these

Correct Answer is:b

21.Hardware includes ______

A. All devices used to input data into a computer

B. Sets of instructions that a computer runs or executes

C. The computer and all the devices connected to it that are used to input and output data

D. All devices involved in processing information including the central processing unit, memory, and storage

E. None of these

Correct Answer is:c

22.Storage that retains its data after the power is turned off is referred to as _________

A. Volatile memory       B. Non-volatile memory        C. Sequential memory        D. Direct storage      E. None of these

Correct Answer is:b

23.Which grouping do you work with when formatting text in word?

A. Tables, paragraphs and indexes          B. Paragraphs, Indexes and sections

C. Characters, sections and paragraphs        D. Indexes, characters and tables         E. None of these

Correct Answer is:c

24.Connections to the internet using a phone line and a modem are called ________ connections

A. Digital       B. Dial-up      C. Broadband         D. Dish       E. None of these

Correct Answer is:b

25.The _______ performs simple mathematics for the CPU

A. ALU    B. DIMM     C. BUS      D. Register             E. None of these

Correct Answer is:d

1. All of the following are examples of real security and privacy risks EXCEPT:
A. hackers.
B. spam.
C. viruses.
D. identity theft.
Answer: B

2. A process known as ____________ is used by large retailers to study trends.
A. data mining
B. data selection
C. POS
D. data conversion
Answer: A

3. ____________terminals (formerly known as cash registers) are often connected to complex inventory and sales computer systems.
A. Data
B. Point-of-sale (POS)
C. Sales
D. Query
Answer: B

4. A (n) ____________ system is a small, wireless handheld computer that scans an item’s tag and pulls up the current price (and any special offers) as you shop.
A. PSS
B. POS
C. inventory
D. data mining
Answer: A

5. The ability to recover and read deleted or damaged files from a criminal’s computer is an example of a law enforcement specialty called:
A. robotics.
B. simulation.
C. computer forensics.
D. animation.
Answer: C

6. Which of the following is NOT one of the four major data processing functions of a computer?
A. gathering data
B. processing data into information
C. analyzing the data or information
D. storing the data or information
Answer: C

7. ____________ tags, when placed on an animal, can be used to record and track in a database all of the animal’s movements.
A. POS
B. RFID
C. PPS
D. GPS
Answer: B

8. Surgeons can perform delicate operations by manipulating devices through computers instead of manually. This technology is known as:
A. robotics.
B. computer forensics.
C. simulation.
D. forecasting.
Answer: A

9. Technology no longer protected by copyright, available to everyone, is considered to be:
A. proprietary.
B. open.
C. experimental.
D. in the public domain.
Answer: A

10. ____________ is the study of molecules and structures whose size ranges from 1 to 100 nanometers.
A. Nanoscience
B. Microelectrodes
C. Computer forensics
D. Artificial intelligence
Answer: A

11. ____________ is the science that attempts to produce machines that display the same type of intelligence that humans do.
A. Nanoscience
B. Nanotechnology
C. Simulation
D. Artificial intelligence (AI)
Answer: D 

12. ____________ is data that has been organized or presented in a meaningful fashion.
A. A process
B. Software
C. Storage
D. Information
Answer: D

13. The name for the way that computers manipulate data into information is called:
A. programming.
B. processing.
C. storing.
D. organizing.
Answer: B

14. Computers gather data, which means that they allow users to ____________ data.
A. present
B. input
C. output
D. store
Answer: B

15. After a picture has been taken with a digital camera and processed appropriately, the actual print of the picture is considered:
A. data.
B. output.
C. input.
D. the process.
Answer: B 


16. Computers use the ____________ language to process data.
A. processing
B. kilobyte
C. binary
D. representational
Answer: C

17. Computers process data into information by working exclusively with:
A. multimedia.
B. words.
C. characters.
D. numbers.
Answer: D

18. In the binary language each letter of the alphabet, each number and each special character is made up of a unique combination of:
A. eight bytes.
B. eight kilobytes.
C. eight characters.
D. eight bits.
Answer: D

19. The term bit is short for:
A. megabyte.
B. binary language.
C. binary digit.
D. binary number.
Answer: C 


20. A string of eight 0s and 1s is called a:
A. megabyte.
B. byte.
C. kilobyte.
D. gigabyte.
Answer: B

21. A ____________ is approximately one billion bytes.
A. kilobyte
B. bit
C. gigabyte
D. megabyte
Answer: C

22. A ____________ is approximately a million bytes.
A. gigabyte
B. kilobyte
C. megabyte
D. terabyte
Answer: C

23. ____________ is any part of the computer that you can physically touch.
A. Hardware
B. A device
C. A peripheral
D. An application
Answer: A 


24. The components that process data are located in the:
A. input devices.
B. output devices.
C. system unit.
D. storage component.
Answer: C

25. All of the following are examples of input devices EXCEPT a:
A. scanner.
B. mouse.
C. keyboard.
D. printer.
Answer: D

26. Which of the following is an example of an input device?
A. scanner
B. speaker
C. CD
D. printer
Answer: A

27. All of the following are examples of storage devices EXCEPT:
A. hard disk drives.
B. printers.
C. floppy disk drives.
D. CD drives.
Answer: B

28. The ____________, also called the “brains” of the computer, is responsible for processing data.
A. motherboard
B. memory
C. RAM
D. central processing unit (CPU)
Answer: D

29. The CPU and memory are located on the:
A. expansion board.
B. motherboard.
C. storage device.
D. output device.
Answer: B

30. Word processing, spreadsheet, and photo-editing are examples of:
A. application software.
B. system software.
C. operating system software.
D. platform software.
Answer: A

31. ____________ is a set of computer programs used on a computer to help perform tasks.
A. An instruction
B. Software
C. Memory
D. A processor
Answer: B

32. System software is the set of programs that enables your computer’s hardware devices and ____________ software to work together.
A. management
B. processing
C. utility
D. application
Answer: D

33. The PC (personal computer) and the Apple Macintosh are examples of two different:
A. platforms.
B. applications.
C. programs.
D. storage devices.
Answer: A

34. Apple Macintoshes (Macs) and PCs use different ____________ to process data and different operating systems.
A. languages
B. methods
C. CPUs
D. storage devices
Answer: C

35. Servers are computers that provide resources to other computers connected to a:
A. network.
B. mainframe.
C. supercomputer.
D. client.
Answer: A

36. Smaller and less expensive PC-based servers are replacing ____________ in many businesses.
A. supercomputers
B. clients
C. laptops
D. mainframes
Answer: D

37. ____________ are specially designed computers that perform complex calculations extremely rapidly.
A. Servers
B. Supercomputers
C. Laptops
D. Mainframes
Answer: B

38. DSL is an example of a(n) ____________ connection.
A. network
B. wireless
C. slow
D. broadband
Answer: D

39. The difference between people with access to computers and the Internet and those without this access is known as the:
A. digital divide.
B. Internet divide.
C. Web divide.
D. broadband divide.
Answer: A 

40. ____________ is the science revolving around the use of nanostructures to build devices on an extremely small scale.
A. Nanotechnology
B. Micro-technology
C. Computer forensics
D. Artificial intelligence
Answer: A

41. Which of the following is the correct order of the four major functions of a computer?
A. Process an Output an Input a Storage
B. Input an Output Process a Storage
C. Process an Storage an Input a Output
D. Input a Process a Output a Storage
Answer: D

42. ____________ bits equal one byte.
A. Eight
B. Two
C. One thousand
D. One million
Answer: A

43. The binary language consists of ____________ digit(s).
A. 8
B. 2
C. 1,000
D. 1
Answer: B

44. A byte can hold one ____________ of data.
A. bit
B. binary digit
C. character
D. kilobyte
Answer: C

45. ____________ controls the way in which the computer system functions and provides a means by which users can interact with the computer.
A. The platform
B. The operating system
C. Application software
D. The motherboard
Answer: B

46. The operating system is the most common type of ____________ software.
A. communication
B. application 
C. system
D. word-processing software
Answer: C

47. ____________ are specially designed computer chips that reside inside other devices, such as your car or your electronic thermostat.
A. Servers
B. Embedded computers
C. Robotic computers
D. Mainframes
Answer: B

48. The steps and tasks needed to process data, such as responses to questions or clicking an icon, are called:
A. instructions.
B. the operating system.
C. application software.
D. the system unit.
Answer: A

49. The two broad categories of software are:
A. word processing and spreadsheet.
B. transaction and application.
C. Windows and Mac OS.
D. system and application.
Answer: D

50. The metal or plastic case that holds all the physical parts of the computer is the:
A. system unit.
B. CPU.
C. mainframe.
D. platform.
Answer: A

51) The operating system does all of the

following EXCEPT:

1). provide a way for the user to interact with

the computer.

2). manage the central processing unit (CPU).

3 ). manage memory and storage.

4 ). enable users to perform a specific task

such as document editing.

Answer : 4

52) To move forward through the tabs

1). CTRL+TAB

2 ). CTRL+SHIFT+TAB

3 ). SHIFT+TAB

4 ). None of these

Answer : 1

53) Which of the following is a valid IP address?

1). 192.168.111.1111

2 ). 192.168.1.1

3 ). 192.168.900.1

4 ). 192.900.168.1

Answer : 3

54) The ability to recover and read deleted or damaged files from a criminals

computer is an example of a law enforcement specialty called:

1). simulation

2 ). animation

3 ). robotics

4 ). computer forensics

Answer : 4

55) Allocation of a resources in a time dependent manner to several program

simultaneously called

1). multi user

2 ). multi tasking

3 ). time sharing

4 ). None of these

Answer : 3 ).

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

1). A1BCD1

2 ). 23456

3 ). 005

4 ). 100101

Answer : 4

57) ____________ controls the way in which the computer system functions and

provides a means by which users can interact with the computer.

1). The operating system

2 ). The motherboard

3 ). The platform

4 ). Application software

Answer : 1

58) All of the following statements concerning windows are true EXCEPT:

1). windows are an example of a command-driven environment.

2 ). windows can be resized and repositioned on the desktop.

3 ). more than one window can be open at a time.

4 ). toolbars and scrollbars are features of windows.

Answer : 1

59) What is the shortcut key of printing a document for computer having windows?

1). Shift + P

2 ). Alt + P

3 ). Ctrl + P

4 ). Ctrl + Shift + P

Answer : 3 ).

60) Which of the following are true about firewalls?

1). Follows a set of rules

2 ). Can be either a hardware or software device

3 ). Filters network traffic

4 ). All the above

Answer : 4

61) In the binary language each letter of the alphabet, each number and each

special character is made up of a unique combination of:

1). eight bytes.

2 ). eight characters.

3 ). eight bits.

4 ). eight kilobytes.

Answer : 3

62) Verification of a login name and password is known as:

1). configuration

2 ). accessibility

3 ). authentication

4 ). logging in

Answer : 3

63) Which of the following is a correct format of Email address?

1). sales@website@info

2 ). sales@website.info

3 ). saleswebsite.info

4 ). sales.website.info

Answer : 2

64) The difference between people with access to computers and the Internet and

those without this access is known as the:

1). digital divide.

2 ). Internet divide.

3 ). Web divide.

4 ). cyberway divide.

Answer : 1

65) What is e-commerce?

1). Buying and selling computer products

2 ). Buying and selling products and services not found in stores

3 ). Buying and selling international goods

4 ). Buying and selling products and services over the Internet

Answer : 4

66) 'Blue tooth' technology allows

1). Satellite communication

2 ). Wireless communication between equipments

3 ). Signal transmission on mobile phones only

4 ). Landline phone to mobile phone communication

Answer : 2

67) Java is a

1). Operating System

2 ). Compiler

3 ). Input Device

4 ). Programming Language

Answer : 4

68) The basic unit of a worksheet into which you enter data in Excel is called a

1). cell

2 ). table

3 ). box

4 ). column

Answer : 1

69) Computers use the ____________ language to process dat 1).

1). relational

2 ). megabyte

3 ). binary

4 ). processing

Answer : 3

70) The set of instructions that tells the computer what to do is

1). Softcopy

2 ). Software

3 ). Hardware

4 ). Hardcopy

Answer : 2

71) What are the four things needed to connect to the Internet?

1). Monitor, keyboard, mouse, modem

2 ). Telephone line, PDA, modem and computer

3 ). Telephone line, modem, computer, and an ISP

4 ). Modem, computer, PDA and ISP

Answer : 3

72) ) What is the commonly used unit for measuring the sped of data transmission?

1). Mega Hertz

2 ). Characters per second

3 ). Nano seconds

4 ). Bits per second

Answer : 4

73) Word processing, spreadsheet, and photo-editing are examples of:

1). application software.

2 ). system software.

3 ). operating system software.

4 ). platform software.

Answer : 1

74) Which of the following stores more data?

1). DVD

2 ). CD ROM

3 ). Floppy Disk

4 ). CD RW

Answer : 1

75) The base of the hexadecimal number system is

1). 2

2 ). 8

3 ). 10

4 ). 16

Answer : 4

76) The Operating System Manages

1). Processes

2 ). Memory

3 ). Disks and I/O devices

4 ). All of the above

Answer : 4

77) ) ____________ is the ability of an operating system to control the activities of

multiple programs at the same time.

1). Streamlining

2 ). Multiuser

3 ). Multitasking

4 ). Simulcasting

Answer : 3

78) What does HTTP stands for?

1). Head Tail Transfer Protocol

2 ). Hypertext Transfer Protocol

3 ). Hypertext Transfer Plot

4 ). Hypertext Transfer Plotter

Answer : 2

79) ____________ is data that has been organized or presented in a meaningful

way.

1). A process

2 ). Information

3 ). Software

4 ). Storage

Answer : 2

70) Computer software includes

1). Packaged programs

2 ). Application programs

3 ). Operating system programs

4 ). All of these

Answer : 4

71) Data that are accumulated and processed in group called

1). Group processing

2 ). Batch Processing

3 ). Time sharing

4 ). None of these.

Answer : 2

72. . Which of the following Key is not found in normal computers / laptops?
--     turn key                                        Answer-     

--     ]alt key
--     del key
--     shift key

73. A hybrid computer exhibits the features of ______?
--     Analog computer
--     digital computer
--     both analog and digital computer             Answer-     

--     Mainframe computer

74. Which among the following statement is correct ? (More than one options are correct )
--     Machine Language was developed prior to Assembly Language
--     Assembly Language Was developed prior to Machine Language
--     Both Assembly and machine languages were developed together
--     First generation computers used machine language and second generation computers used assembly language

Answer-           A & D are correct

75. Which of the following are called Knowledge Information processing System?
--     Fourth Generation Computers
--     Fifth Generation Computers                    Answer-     
--     Laptops
--     Servers

76. What is the correct full form of VLSI?
--     Very Large Scale Integration                     Answer-     
--     Very large Software Integration
--     Very large Scale  Implementation
--     Very Large Software Implementation

77. The sixth-generation era (sometimes referred to as the 128-bit era) refers to which of the following?
--     Sixth generation Computers
--     Laptops
--     Super computers
--     Video game Consoles                  Answer-     

78. All of the following are examples of input devices except which one of the following ?

--     Printer.               Answer-     

--     Keyboard                 

--     Scanner

--     Mouse

79. Windows Word is an example of

--       System software.

--       Platform software.

--       Application software.             Answer-     

--       Operating system software

80. How many bits are equal to 1 Byte

--   32

--   1024

--   One million

--   8                                     Answer-     

81. Which of the following is/are example of storage devices ?

--    Hard disk                     Answer-     

--    CDROM                       Answer-     

--    Monitor

--    JoyStick

82. A binary number system contains 1 and 0 as its possible digits.

--    True                             Answer-     

--    False

83. Which of the following is the expansion of ALU ?

Explanation: The ALU is a fundamental building block of the central processing unit of a computer,which performs arithmetic and logical operations that is why it is known as Arithmetic logic unit

--    All Loves UPS

--    Arithmetic legal unit

--    Additional Language Uninterpreted

--    Arithmetic logic unit                           Answer-     

84. Who is the father of computer ?

Explanation:

--     Writes brother

--      Charles Babbage                    Answer-     

--      Denise Ritchie

--      Steve Jobs

85. What is the full form of GUI ?

Explanation: Graphical User Interface lets the user to perform or execute command by means of input devices like mouse.

--     Geometrical Ultra Inputs

--     Graph under influence

--     Graphical User Interface                    Answer-     

--     Graphical User Interaction

86. File Transfer protocol allows user to transfer file from one computer to another on the  internet  ?

Explanation: An FTP is a special kind of protocol which enable files to be transferred without getting corrupted over on the internet.

--     False

--     True                  Answer-     

88. Are all open source software come free ?

Explanation: Not all open source software comes free.However the source code will be available.But software which are closed source may come free.

--     Yes

--     No                   Answer-