Quiz  /  Computer Fundamental MCQ Questions and Answers

  • 1. 
    The brain of any computer system is

  • ALU
  • Memory
  • CPU
  • Control unit

  • 2. 
    UNIVAC is

  • Universal Automatic Computer
  • Universal Array Computer
  • Unique Automatic Computer
  • Unvalued Automatic Computer

  • 3. 
    The basic operations performed by a computer are

  • Arithmetic operation
  • Logical operation
  • Storage and relative
  • All the above

  • 4. 
    The two major types of computer chips are

  • External memory chip
  • Primary memory chip
  • Microprocessor chip
  • Both b and c

  • 5. 
    Microprocessors as switching devices are for which generation computers

  • First Generation
  • Second Generation
  • Third Generation
  • Fourth Generation

  • 6. 
    What is the main difference between a mainframe and a super computer?

  • Super computer is much larger than mainframe computers
  • Super computers are much smaller than mainframe computers
  • Supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently
  • Supercomputers are focused to execute as many programs as possible while mainframe uses its power to execute few programs as fast as possible.

  • 7. 
    ASCII and EBCDIC are the popular character coding systems. What does EBCDIC stand for?

  • Extended Binary Coded Decimal Interchange Code
  • Extended Bit Code Decimal Interchange Code
  • Extended Bit Case Decimal Interchange Code
  • Extended Binary Case Decimal Interchange Code

  • 8. 
    Storage capacity of magnetic disk depends on

  • tracks per inch of surface
  • bits per inch of tracks
  • disk pack in disk surface
  • All of above

  • 9. 
    The two kinds of main memory are:

  • Primary and secondary
  • Random and sequential
  • ROM and RAM
  • All of above

  • 10. 
    A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is

  • Memory
  • Buffer
  • Accumulator
  • Address

  • 11. 
    Computer is free from tiresome and boardoom. We call it

  • Accuracy
  • Reliability
  • Diligence
  • Versatility

  • 12. 
    Integrated Circuits (Ics) are related to which generation of computers?

  • First generation
  • Second generation
  • Third generation
  • Fourth generation

  • 13. 
    CD-ROM is a

  • Semiconductor memory
  • Memory register
  • Magnetic memory
  • None of above

  • 14. 
    A hybrid computer

  • Resembles digital computer
  • Resembles analogue computer
  • Resembles both a digital and analogue computer
  • None of the above

  • 15. 
    Which type of computers uses the 8-bit code called EBCDIC?

  • Minicomputers
  • Microcomputers
  • Mainframe computers
  • Super computer

  • 16. 
    The ALU of a computer responds to the commands coming from

  • Primary memory
  • Control section
  • External memory
  • Cache memory

  • 17. 
    Chief component of first generation computer was

  • Transistors
  • Vacuum Tubes and Valves
  • Integrated Circuits
  • None of above

  • 18. 
    To produce high quality graphics (hard copy) in color, you would want to use a/n

  • RGB monitor
  • Plotter
  • Ink-jet printer
  • Laser printer

  • 19. 
    What are the stages in the compilation process?

  • Feasibility study, system design and testing
  • Implementation and documentation
  • Lexical Analysis, syntax analysis, and code generation
  • None of the above

  • 20. 
    Which of the following IC was used in third generation of computers?

  • SSI
  • MSI
  • LSI
  • Both a and b

  • 21. 
    The main electronic component used in first generation computers was

  • Transistors
  • Vacuum Tubes and Valves
  • Integrated Circuits
  • None of above

  • 22. 
    A dumb terminal has

  • an embedded microprocessor
  • extensive memory
  • independent processing capability
  • a keyboard and screen

  • 23. 
    One millisecond is

  • 1 second
  • 10th of a seconds
  • 1000th of a seconds
  • 10000th of a seconds

  • 24. 
    The output quality of a printer is measured by

  • Dot per sq. inch
  • Dot per inch
  • Dots printed per unit time
  • All of the above

  • 25. 
    Which of the following was a special purpose computer?

  • ABC
  • ENIAC
  • EDVAC
  • All of the above

  • 26. 
    What was the computer invented by Attanasoff and Clifford?

  • Mark I
  • ABC
  • Z3
  • None of above

  • 27. 
    Which of the following storage devices can store maximum amount of data?

  • Floppy Disk
  • Hard Disk
  • Compact Disk
  • Magneto Optic Disk

  • 28. 
    Which computer was considered the first electronic computer until 1973 when court invalidated the patent?

  • ENIAC
  • MARK I
  • Z3
  • ABC

  • 29. 
    A physical connection between the microprocessor memory and other parts of the microcomputer is known as

  • Path
  • Address bus
  • Route
  • All of the above

  • 30. 
    High density double sided floppy disks could store _____ of data

  • 1.40 MB
  • 1.44 GB
  • 1.40 GB
  • 1.44 MB

  • 31. 
    A high quality CAD system uses the following for printing drawing and graphs

  • Dot matrix printer
  • Digital plotter
  • Line printer
  • All of the above

  • 32. 
    Which of the following is not an input device?

  • OCR
  • Optical scanners
  • Voice recognition device
  • COM (Computer Output to Microfilm)

  • 33. 
    The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately

  • 16 digits
  • 6 digits
  • 9 digits
  • All of above

  • 34. 
    In most of the IBM PCs, the CPU, the device drivers, memory, expansion slots and active components are mounted on a single board. What is the name of the board?

  • Motherboard
  • Daughterboard
  • Bredboard
  • Fatherboard

  • 35. 
    In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board?

  • Motherboard
  • Breadboard
  • Daughter board
  • Grandmother board

  • 36. 
    Magnetic disks are the most popular medium for

  • Direct access
  • Sequential access
  • Both of above
  • None of above

  • 37. 
    A technique used by codes to convert an analog signal into a digital bit stream is known as

  • Pulse code modulation
  • Pulse stretcher
  • Query processing
  • Queue management

  • 38. 
    Regarding a VDU, Which statement is more correct?

  • It is an output device
  • It is an input device
  • It is a peripheral device
  • It is hardware item

  • 39. 
    A modern electronic computer is a machine that is meant for

  • Doing quick mathematical calculations
  • Input, storage, manipulation and outputting of data
  • Electronic data processing
  • Performing repetitive tasks accurately

  • 40. 
    When was vacuum tube invented?

  • 1900
  • 1906
  • 1910
  • 1880

  • 41. 
    Which of the following produces the best quality graphics reproduction?

  • Laser printer
  • Ink jet printer
  • Plotter
  • Dot matrix printer

  • 42. 
    Computers with 80286 microprocessor is

  • XT computer
  • AT comptuers
  • PS/2 computer
  • None of above

  • 43. 
    An application suitable for sequential processing is

  • Processing of grades
  • Payroll processing
  • Both a and b
  • All of above

  • 44. 
    Which of the following is not processing?

  • arranging
  • manipulating
  • calculating
  • gathering

  • 45. 
    The digital computer was developed primarily in

  • USSR
  • Japan
  • USA
  • UK

  • 46. 
    Software in computer

  • Enhances the capabilities of the hardware machine
  • Increase the speed of central processing unit
  • Both of above
  • None of above

  • 47. 
    Today’s computer giant IBM was earlier known by different name which was changes in 1924. What was that name?

  • Tabulator Machine Co.
  • Computing Tabulating Recording Co.
  • The Tabulator Ltd.
  • International Computer Ltd.

  • 48. 
    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 above

  • 49. 
    The arranging of data in a logical sequence is called

  • Sorting
  • Classifying
  • Reproducing
  • Summarizing

  • 50. 
    What is the responsibility of the logical unit in the CPU of a computer?

  • To produce result
  • To compare numbers
  • To control flow of information
  • To do math’s works

  • 51. 
    Abacus was the first

  • electronic computer
  • mechanical computer
  • electronic calculator
  • mechanical calculator

  • 52. 
    If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be

  • 216
  • 65,536
  • 64K
  • Any of the above

  • 53. 
    Instructions and memory address are represented by

  • Character code
  • Binary codes
  • Binary word
  • Parity bit

  • 54. 
    The terminal device that functions as a cash register, computer terminal, and OCR reader is the:

  • Data collection terminal
  • OCR register terminal
  • Video Display terminal
  • POS terminal

  • 55. 
    A set of flip flops integrated together is called ____

  • Counter
  • Adder
  • Register
  • None of the above

  • 56. 
    People often call ______ as the brain of computer system

  • Control Unit
  • Arithmetic Logic Unit
  • Central Processing Unit
  • Storage Unit

  • 57. 
    Which is used for manufacturing chips?

  • Bus
  • Control unit
  • Semiconductors
  • A and b only

  • 58. 
    The value of each bead in heaven is

  • 1
  • 3
  • 5
  • 7

  • 59. 
    The first computer introduced in Nepal was

  • IBM 1400
  • IBM 1401
  • IBM 1402
  • IBM1402

  • 60. 
    Mnemonic a memory trick is used in which of the following language?

  • Machine language
  • Assembly language
  • High level language
  • None of above

  • 61. 
    Instruction in computer languages consists of

  • OPCODE
  • OPERAND
  • Both of above
  • None of above

  • 62. 
    Which generation of computer is still under development

  • Fourth Generation
  • Fifth Generation
  • Sixth Generation
  • Seventh Generation

  • 63. 
    A register organized to allow to move left or right operations is called a ____

  • Counter
  • Loader
  • Adder
  • Shift register

  • 64. 
    Which was the most popular first generation computer?

  • IBM 1650
  • IBM 360
  • IBM 1130
  • IBM 2700

  • 65. 
    Which is considered a direct entry input device?

  • Optical scanner
  • Mouse and digitizer
  • Light pen
  • All of the above

  • 66. 
    A set of information that defines the status of resources allocated to a process is

  • Process control
  • ALU
  • Register Unit
  • Process description

  • 67. 
    Each set of Napier’s bones consisted of ______ rods.

  • 5
  • 9
  • 11
  • 13

  • 68. 
    BCD is

  • Binary Coded Decimal
  • Bit Coded Decimal
  • Binary Coded Digit
  • Bit Coded Digit

  • 69. 
    When was the world’s first laptop computer introduced in the market and by whom?

  • Hewlett-Packard, 1980
  • Epson, 1981
  • Laplink Traveling Software Inc, 1982
  • Tandy Model-200, 1985

  • 70. 
    From which generation operating systems were developed?

  • First
  • Second
  • Third
  • Fourth

  • 71. 
    The first firm to mass-market a microcomputer as a personal computer was

  • IBM
  • Super UNIVAC
  • Radio Shaks
  • Data General Corporation

  • 72. 
    How many address lines are needed to address each machine location in a 2048 x 4 memory chip?

  • 10
  • 11
  • 8
  • 12

  • 73. 
    Properly arranged data is called

  • Field
  • Words
  • Information
  • File

  • 74. 
    A computer consists of

  • A central processing unit
  • A memory
  • Input and output unit
  • All of the above

  • 75. 
    Why are vacuum tubes also called valves?

  • Because they can amplify the weak signals and make them strong
  • Because they can stop or allow the flow of current
  • Both of above
  • None of above

  • 76. 
    John Napier invented Logarithm in

  • 1614
  • 1617
  • 1620
  • None of above

  • 77. 
    An integrated circuit is

  • A complicated circuit
  • An integrating device
  • Much costlier than a single transistor
  • Fabricated on a tiny silicon chip

  • 78. 
    What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to prevent two devices from trying to use it at the same time?

  • Bus control
  • Interrupts
  • Bus arbitration
  • Status

  • 79. 
    Where as a computer mouse moves over the table surface, the trackball is

  • Stationary
  • Difficult to move
  • Dragged
  • Moved in small steps

  • 80. 
    Which of the following is used as a primary storage device?

  • Magnetic drum
  • Hard Disks
  • Floppy
  • All of above

  • 81. 
    Multi user systems provided cost savings for small business because they use a single processing unit to link several

  • Personal computers
  • Workstations
  • Dumb terminals
  • Mainframes

  • 82. 
    What are the three decisions making operations performed by the ALU of a computer?

  • Grater than
  • Less than
  • Equal to
  • All of the above

  • 83. 
    The word processing task associated with changing the appearance of a document is

  • Editing
  • Writing
  • Formatting
  • All of above

  • 84. 
    Nepal brought a computer for census of 2028 BS. This computer was of

  • first generation
  • second generation
  • third generation
  • fourth generation

  • 85. 
    Algorithm and Flow chart help us to

  • Know the memory capacity
  • Identify the base of a number system
  • Direct the output to a printer
  • Specify the problem completely and clearly

  • 86. 
    Which statement is valid about computer program?

  • It is understood by a computer
  • It is understood by programmer
  • It is understood user
  • Both a & b

  • 87. 
    The difference between memory and storage is that memory is _____ and storage is __

  • Temporary, permanent
  • Permanent, temporary
  • Slow, fast
  • All of above

  • 88. 
    When was Pascaline invented?

  • 1617
  • 1620
  • 1642
  • 1837

  • 89. 
    Which of the following statement is valid?

  • Lady Augusta is the first programmer
  • Ada is the daughter of Lord Byron, a famous English poet
  • ADA is a programming language developed by US Defense
  • All of above

  • 90. 
    A compiler is a translating program which

  • Translates instruction of a high level language into machine language
  • Translates entire source program into machine language program
  • It is not involved in program’s execution
  • All of above

  • 91. 
    What is required when more than one person uses a central computer at the same time?

  • Light pen
  • Mouse
  • Digitizer
  • Terminal

  • 92. 
    Which of the following is the first computer to use Stored Program Concept?

  • UNIVAC
  • ENIAC
  • EDSAC
  • None of above

  • 93. 
    The term gigabyte refers to

  • 1024 bytes
  • 1024 kilobytes
  • 1024 megabytes
  • 1024 gigabyte

  • 94. 
    in which year was UK’s premier computing event called ?The which computer? started?

  • 1980
  • 1985
  • 1986
  • 1987

  • 95. 
    Once you load the suitable program and provide required data, computer does not need human intervention. This feature is known as

  • Accuracy
  • Reliability
  • Versatility
  • Automatic

  • 96. 
    What is a brand?

  • The name of companies that made computers
  • The name of product a company gives to identify its product in market
  • A name of class to indicate all similar products from different companies
  • All of above

  • 97. 
    Machine language is

  • Machine dependent
  • Difficult to program
  • Error prone
  • All of above

  • 98. 
    A byte consists of

  • One bit
  • Four bits
  • Eight bits
  • Sixteen bits

  • 99. 
    Modern Computers are very reliable but they are not

  • Fast
  • Powerful
  • Infallible
  • Cheap

  • 100. 
    . What is the date when Babbage conceived Analytical engine

  • 1642
  • 1837
  • 1880
  • 1850
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