Q.1

In the third generation of computers:

  • distributed data processing first became popular
  • an operating system was first developed
  • high-level procedural languages were first used
  • on-line, realtime systems first became popular
  • All of the above
Q.2

A method for representing digital data analog signals by changing the phase of the analog carrier to represent the digital information is known as

  • PIA
  • PSK
  • PM
  • PM
  • None of the above
Q.3

A device that stores one item of information is

  • Memory element
  • Block Compaction
  • MDR
  • Memory guard
  • None of the above
Q.4

An identifying label on the first record of magnetic tape is

  • Punched paper tape
  • Optical mark reader
  • Tape label
  • Joystick
  • None of the above
Q.5

Where was the India's first computer installed and when?

  • Institute of Social Science, Agra, 1955
  • Indian Institute of Statistics, Delhi, 1957
  • Indian Statistical Institute, Calcutta, 1955
  • Indian Institute of Science, Bangalore, 1971
  • None of the above
Q.6

Software that's loaded into a computer primary storage area is known as

  • Memory-resident package
  • File management system
  • Electronic spread sheet program
  • Utilities
  • None of the above
Q.7

A six - digit card field used for postal ZIP codes is defined as

  • A letter field
  • An alphabetic field
  • A numeric field
  • An alphanumeric field
  • None of the above
Q.8

Which of the following does not affect the resolution of a video display image?

  • bandwidth
  • raster scan rate
  • vertical and horizontal lines of resolution
  • screen size
  • All of the above
Q.9

Which was the first commercial computer built by M.V. Wilkies.

  • Super computer
  • LEO
  • Mainframe
  • Micro computer
  • None of the above
Q.10

The magnetic disks and drums are like recirculating shift registers because

  • they have about the same storage capacity
  • their storage is non volatile
  • their access times are about the same
  • stored data is available for reading over and over again in the same order.
  • None of the above
Q.11

Which of the following time will normally be determined by the requirements of the device to which the transfer is being made

  • Access
  • Cycle
  • Hold
  • Delay
  • None of the above
Q.12

The smallest logical data entity is called a data item or data

  • Base
  • Field
  • Bank
  • Collection
  • None of the above
Q.13

Conversion of a hexadecimal number 3D16 to binary number is

  • 1111012
  • 1100112
  • 110001102
  • 1100012
  • None of the above
Q.14

Which of the following is not used as secondary storage

  • Semiconductor memory
  • Magnetic disks
  • Magnetic drums
  • Magnetic tapes
  • None of the above
Q.15

The term "memory" applies to which one of the following

  • Logic
  • Storage
  • Control
  • Input device
  • None of the above
Q.16

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

  • Memory
  • Buffer
  • Accumulator
  • Address
  • None of the above
Q.17

Which most popular input device used today for interactive processing & for the on line entry of data for batch processing.

  • Mouse
  • Magnetic disk
  • Visual display terminal
  • Card punch
  • None of the above
Q.18

High-level languages are not concerned with computer but with

  • Assembler
  • Machine code
  • Compiler
  • All of the above
  • None of the above
Q.19

A type of instruction that can produce several lines of machine language code is a

  • Mnemonic
  • Address
  • Macro
  • assemble
  • None of the above
Q.20

The range of frequencies available for data transmission is known as

  • Baud
  • Bandwidth
  • Byte
  • Bits
  • None of the above
Q.21

The basic unit within a computer store capable of holding a single unit of data is

  • Register
  • ALU
  • Control unit
  • Store location
  • None of the above
Q.22

What is the number of bit patterns provided by a 7-bit code?

  • 256
  • 128
  • 64
  • 512
  • None of the above
Q.23

A repository for data, usually covering specific topic is

  • Database
  • Data requisition
  • Databank
  • Data collection
  • None of the above
Q.24

The disadvantage of dynamic RAM over static RAM is

  • higher power consumption
  • variable speed
  • need to refresh the capacitor charge every once in two milliseconds
  • higher bit density
  • None of the above
Q.25

A connection between two end points, either physical or logical, over which data may travel in both directions simultaneously is called _____

  • Dump point
  • Datalink
  • Duplex
  • Networks
  • None of the above
Q.26

Which is part of a computer system, enables human operators to communicate with the computer.

  • Console
  • Keyboard
  • Printer
  • CPU
  • None of the above
Q.27

MODULA is a

  • Programming language
  • Low-level language
  • Assembly language
  • Machine language
  • None of the above
Q.28

A register in which of the following that holds the current instruction while it is being executed is called instruction register.

  • ALU
  • CPU
  • Memory
  • Address
  • None of the above
Q.29

Super computers are primarily useful for

  • Input-output intensive processing
  • Data-retrieval operations
  • Mathematical-intensive scientific applications
  • All of the above
  • None of the above
Q.30

A language based on graphics for use in education is

  • PROLOG
  • LOGO
  • COBOL
  • BASIC
  • None of the above
Q.31

Which of the following are the building blocks of all the circuits in a computer.

  • Circuit switch
  • Logic gates
  • Logical Operators
  • Instructions
  • None of the above
Q.32

How many symbols exist in Baudot code?

  • 42
  • 116
  • 58
  • 76
  • None of the above
Q.33

The octal equivalent of the number 11010.is

  • 32.54
  • 63.51
  • 32.27
  • All of the above
  • None of the above
Q.34

Disketts and hard disks are

  • Direct access devices
  • Sequential access devices
  • Slower than magnetic tape
  • Used only in mainframe computers
  • None of the above
Q.35

If you see a diskette with a piece of foil covering its notch, it is said to be

  • write-protected
  • copy-protected
  • write-enabled
  • foil-covered
  • None of the above
Q.36

One of a class of storage devices that can access storage locations in any order is

  • DTE
  • DASD
  • DDE
  • DDC
  • None of the above
Q.37

Programs prepared by an outside supplier & privided to a user in a machine readable form is known as

  • Utility program
  • Canned program
  • Application program
  • Application software
  • None of the above
Q.38

A fully functional computing device containing all the elements of a computer which is built around a MICROPROCESSOR is known as

  • Machine-in-built computer
  • Super computer
  • Micro computer
  • Mini computer
  • None of the above
Q.39

Which of the following term is used in connection with the organisation of files in ALGOL 68

  • Blow
  • Machine
  • Biquinary
  • Book
  • None of the above
Q.40

A common use of computer in office is for

  • Distributed
  • Word processing
  • Data
  • All of the above
  • None of the above
Q.41

Full adder has

  • 4 inputs
  • 8 inputs
  • 10 inputs
  • 3 inputs
  • . None of the above
Q.42

An error in computer data is called

  • Chip
  • Bug
  • Bit
  • Byte
  • None of the above
Q.43

Which of the following is true concerning personal computers?

  • They decrease the demand for mainframe computers
  • They have been most successful in the home
  • The electronic spreadsheet has been a primary reason for their popularity
  • Their future is not so bright owning to the improved cost-performance ratio of minis and mainframes
  • None of the above
Q.44

Which type of computers use the 8 bit code called EBCDIC?

  • Minicomputers
  • Microcomputers
  • Mainframe computers
  • Supercomputers
  • None of the above
Q.45

A common example of a data storage medium is

  • cartidge
  • floppies
  • cluge
  • disk
  • None of the above
Q.46

Who invented the microprocessor?

  • Marcian E Hoff
  • Herman H Goldstein
  • Joseph Jacquard
  • All of the above
  • None of the above
Q.47

Which of the following is the expansion of EBCDIC

  • Extended bit comparable to digital interface for computer
  • Extended bootable computerised digital infrared calculator
  • Extended binary coded decimal interchange code
  • Extended binary coded decimal information code
  • None of the above
Q.48

A reflective marker that indicates the end of the usable tape is

  • End user
  • End-of-tape
  • Optical mark reader
  • FAX
  • None of the above
Q.49

Non-volatility is an important advantage of

  • CCD's
  • Magnetic tapes and disks
  • Magnetic bubbles
  • Both (b) and (c)
  • None of the above
Q.50

Which gate sends on a pulse when it receives one at either or both of its terminals.

  • NOR
  • NOT
  • OR
  • NAND
  • None of the above
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