Q.1

The first electronic digital computer contained?

  • Electronic valves
  • Vacuum tubes
  • Transistors
  • Semiconductor memory
  • None of the above
Q.2

When was Apple Macintosh II microcomputer introduced in the market?

  • 1964
  • 1970
  • 1983
  • 1986
  • None of the above
Q.3

The first microprocessors produced by Intel Corpn. and Texas Instruments were used primarily to control small

  • microwave ovens
  • washing machines
  • calculators
  • personal computers
  • robotics
Q.4

Which printer uses a combination of laser-beam & electro photographic techniques.

  • Laser printers
  • Dot-Matrix
  • Line printer
  • Daisy wheel
  • None of the above
Q.5

Which type of display is the latest to be used for portable computer?

  • LED display
  • LCD display
  • Plasma display
  • Electroluminescent display
  • None of the above
Q.6

Which of the following memory is capable of operating at electronics speed?

  • Semiconductor memory
  • Magnetic disks
  • Magnetic drums
  • Magnetic tapes
  • None of the above
Q.7

Which of the following is not a part of the CPU

  • storage unit
  • arithmetic and logic unit
  • program unit
  • control unit
  • None of the above
Q.8

A flat-bed plotter uses a pen which moves in two directions across a piece of paper fixed on a flat-bed. Can you tell who controls the movements of this pen?

  • microfilm
  • microfiche
  • film card
  • COM
  • None of the above
Q.9

The analog computer measures dimensions and its circuits use the differential and integral equations of continuous variables. The digital computer counts units and its circuits use

  • Logic gates
  • Discrete switches
  • Boolean algebra id) Bayes' theorem
  • None of the above
Q.10

A file containing relatively permanent data is

  • Random file
  • Transaction file
  • Master file
  • Sequential file
  • None of the above
Q.11

In a computer system, which device is functionally opposite of a Key-board?

  • Mouse
  • Trackball
  • Printer
  • Joystick
  • None of the above
Q.12

Each model of a computer has a unique

  • Assembly language
  • Machine language
  • High level language
  • All of the above
  • None of the above
Q.13

The ALU and control unit of most of the microcomputers are combined and manufactured on a single silicon chip. What is it called?

  • Monochip
  • Microprocessor
  • ALU
  • Control Unit
  • None of the above
Q.14

The CPU of a computer transfers print output to a temporary disk memory at high speed and then gets back to processing another job without waiting for the output to got to the printer. In this way, the CPU does not remain idle due to its own high speed as compared to the low speed of the printer. What is the name of this memory?

  • External memory
  • I/O memory
  • ROM
  • Buffer memory
  • None of the above
Q.15

Who is the creator of the PASCAL language?

  • Niklaus Wirth
  • Dijkstra
  • Donald Knuth
  • Basic Pascal
  • None of the above
Q.16

Which of the following terminals' output most closely resembles the output produced by a plotter?

  • graphics terminal
  • POS terminal
  • hardcopy terminal
  • all the above
  • None of the above
Q.17

What is the main advantage of magnetic core memory over semiconductor RAM memory?

  • more compact and smaller
  • more economical
  • a bit does not have to write after reading
  • non volatile
  • None of the above
Q.18

The system unit of a personal computer typically contains all of the following except:

  • microprocessor
  • disk controller
  • serial interface
  • modem
  • All of the above are contained
Q.19

The storage locations in the interal storage of a CPU are called

  • contents
  • addresses
  • locations
  • mask
  • None of the above
Q.20

The binary equivalent of the Octal number 13.is

  • 1011.1011
  • 1101.1110
  • 1001.1110
  • All of the above
  • None of the above
Q.21

Name the two persons who were the first to develop a model of the microprocessor chip.

  • Marcian Ted Hoff
  • Victor Poor
  • Harry pyle
  • Both (b) and (c)
  • None of the above
Q.22

Control Unit of a digital computer is often called the

  • Clock
  • Nerve center
  • ICs
  • All of the above
  • None of the above
Q.23

Which of the following is not true of future computers?

  • increased use of CAD/CAM techniques
  • faster turnaround time
  • developments in artificial intelligence systems
  • development of products more suitable for human use
  • All of the above are true
Q.24

Can you tell what passes into and out from the computer via its ports?

  • Data
  • Bytes
  • Graphics
  • Pictures
  • None of the above
Q.25

What is the name of the temporary data storage area between a peripheral device and the CPU which compensates for the difference between their speeds?

  • Backing storage
  • Buffer
  • Main storage
  • Temporary storage
  • None of the above
Q.26

Which of the following is not true of a magnetic disk?

  • It is expensive relative to magnetic tape
  • It provides only sequential access to stored data
  • Users can easily update records by writing over the old data
  • It does not provide an automatic audit trail
  • All of the above are true
Q.27

Which of the following is not a practical data-processing approach?

  • batch-sequential
  • batch-direct
  • immediate-sequential
  • immediate-direct
  • All of the above
Q.28

Which of the following input/output devices is not associated with personal computers?

  • mice
  • color monitors
  • punched cards
  • dot-matrix printers
  • optical scanners
Q.29

Which of the following chips can be reprogrammed with special electric pulses?

  • EPROM
  • PROM
  • ROM
  • EEPROM
  • None of the above
Q.30

The desirable characteristic(s) of a memory system is (are)

  • speed and reliability
  • low power consumption
  • durability and compactness
  • All of the above
  • None of the above
Q.31

In synchronous transmission data from various users

  • Require header
  • Do not require header
  • Sometimes require header
  • All of the above
  • None of the above
Q.32

Communication that involves computers, establishing a link through the telephone system is called

  • Teleprocessing
  • Microprocessing
  • Telecommunications
  • All of the above
  • None of the above
Q.33

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

  • IBM
  • Sperry Univac
  • Radio Shack
  • Data General Corporation
  • None of the above
Q.34

Transistorized computer circuits were introduced in the

  • first generation
  • second generation
  • thir4 generation
  • fourth generation
  • None of the above
Q.35

Which of the following registers hold the information before it goes to the decoder

  • control register
  • data register
  • accumulator
  • address register
  • None of the above
Q.36

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
  • None of the above
Q.37

When was punched-card equipment used for the first time to process the British census?

  • 1910
  • 1907
  • 1911
  • 1914
  • None of the above
Q.38

Which of the following are the two main components of the CPU?

  • control unit and registers
  • registers and main memory
  • control unit and ALU
  • ALU and bus
  • None of the above
Q.39

Which is used to provide the sight information to the right person at the right time for proper decision making?

  • DBMS
  • MIS
  • ISO
  • PSO
  • None of the above
Q.40

What process prepares the magnetic surface of a disk by creating concentric circles, called tracks, around the disk? (Each track is further divided into pic-shaped sections called sectors.)

  • Tracking
  • Formatting
  • Copying
  • Sectioning
  • None of the above
Q.41

The EAM device that does not use a control panel is the:

  • collator
  • reproducer
  • interpreter
  • sorter
  • None of the above
Q.42

What is the general name of the device which produces hardcopy graphics?

  • COM
  • Plotter
  • Printer
  • Microfilm
  • None of the above
Q.43

Which of the following is the fastest?

  • CPU
  • magnetic tapes and disks
  • video terminal
  • sensors, mechanical controllers
  • None of the above
Q.44

A regular TV set can be hooked up to a computer so as to received computer signal instead of a television program. This hooking up is achieved with the help of a

  • modem
  • adapter
  • cable
  • aerial
  • None of the above
Q.45

When an input electrical signal A=is applied to a NOT gate, its output signal is

  • 01011
  • 10001
  • 10101
  • 00101
  • None of the above
Q.46

Bit map terminal

  • support displays containing multiple windows
  • requires considerable amount of video RAM
  • requires tremendous amount of copying and hence low performance
  • All of the above
  • None of the above
Q.47

Abit microprocessor has the word length equal to

  • 2 bytes
  • 32 bytes
  • 4 bytes
  • 8 bytes
Q.48

The ALU of a computer responds to the commands coming from

  • primary memory
  • control section
  • external memory
  • cache memory
  • None of the above
Q.49

The heart of any computer is the

  • CPU
  • Memory
  • I/O Unit
  • Disks
  • None of the above
Q.50

In this world of fast changing computer technology, one of the most important factor to be considered while purchasing a PC is, it should have a provision for

  • high level integration
  • self upgradability
  • intelligent sensors
  • faster data access
  • None of the above
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