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4

Who is credited with the idea of using punch cards to control patterns in a waving machine?

A. Pascal

B. Hollerith

C. Babbage

D. Jacquard

Correct Answer :

D. Jacquard


Related Questions

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The device that can both feed data into and accept data from a computer is

A. ALU

B. CPU

C. Input-Output device

D. All of the above

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4

What do you call a single point on a computer screen?

A. Cell

B. Element

C. Pixel

D. Bit

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The digital computer was developed primarily in

A. USSR

B. Japan

C. USA

D. UK

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A Compiler is

A. a combination of computer hardware

B. a program which translates from one high-level language to another

C. a program which translates from one high-level to a machine level language

D. None of these

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4

Which of the following statements is true?

A. Minicomputer works faster than Microcomputer

B. Microcomputer works faster than Minicomputer

C. Speed of both the computers is the same

D. The speeds of both these computers cannot be compared with the speed of advanced

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4

Symbolic logic was discovered by

A. George Boole

B. Herman Hollerith

C. Van Neumann

D. Basic Pascal

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A path by which communication is achieved between a central processor and other devices is called

A. Audit trail

B. Network

C. Bus

D. Channel

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________ computers operate essentially by counting

A. Portable computer

B. Hybrid computer

C. Analog computer

D. Digital computer

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4

Machine language is

A. Machine dependent

B. Difficult to program

C. Error prone

D. All of above

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4

The word Abacus is derived from Abax, a word from

A. Latin language

B. Greek Language

C. Sanskrit language

D. Ancient Egypt

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4

The two kinds of main memory are:

A. Primary and secondary

B. Random and sequential

C. ROM and RAM

D. All of above

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4

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

A. Super computer is much larger than mainframe computers

B. Super computers are much smaller than mainframe computers

C. Supercomputers are focused to execute as many programs as possible while mainframe uses its power to execute few programs as fast as possible.

D. Supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently

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4

Which unit converts user data into machine readable form?

A. Input unit

B. Output unit

C. ALU

D. Control Unit

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4

Floppy disks are available in

A. Single side single density

B. Single side double density

C. Both of above

D. None of above

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4

The term GIGO is related to

A. Accuracy

B. Reliability

C. Versatility

D. Automatic

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________ is the key to close a selected drop -down list; cancel a command and close a dialog box.

A. TAB

B. SHIFT

C. ESC

D. F10

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4

An error in software or hardware is called a bug. What is the alternative computer jargon for it?

A. Leech

B. Squid

C. Slug

D. Glitch

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4

Fifth generation computer is also known as

A. Knowledge information processing system

B. Very large scale integration (VLSI)

C. Both of above

D. None of above

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4

UNIVAC was a first generation computer. What is its full form?

A. Universal Automatic Computer

B. Universal Array Computer

C. Unique Automatic Computer

D. Unvalued Automatic Computer

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4

Which of the following is not anti-viruses software?

A. NAV

B. F-Prot

C. Oracle

D. McAfee

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Which company is the biggest player in the microprocessor industry?

A. Motorola

B. IBM

C. Intel

D. AMD

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4

Most important advantage of an IC is its

A. Easy replacement in case of circuit failure

B. Extremely high reliability

C. Reduced cost

D. Lower power consumption

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4

Which of the following items are examples of storage devices?

A. Floppy / hard disks

B. CD-ROMs

C. Tape devices

D. All of the above

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4

________ are high-end printers

A. Inkjet

B. Laser

C. Thermal

D. Dot matrix

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4

How many bit code is used by Murray code for TELEPRINTER machines.

A. 4

B. 5

C. 9

D. 25

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4

A hybrid computer

A. Resembles digital computer

B. Resembles analogue computer

C. Resembles both a digital and analogue computer

D. None of the above

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4

Through which device the main components of the computer communicate with each other?

A. Keyboard

B. System Bus

C. Monitor

D. Memory

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4

When a computer is switched on, the booting process performs

A. Integrity Test

B. Power-On Self-Test

C. Correct Functioning Test

D. Reliability Test

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4

Which printer is very commonly used for desktop publishing?

A. Laser printer

B. Inkjet printer

C. Daisywheel printer

D. Dot matrix printer

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4

A term associated with the comparison of processing speeds of different computer system is:

A. EFTS

B. MPG

C. MIPS

D. CPS