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

A. Minicomputers

B. Microcomputers

C. Mainframe computers

D. Super computer

Correct Answer :

C. Mainframe computers


Related Questions

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Modern Computers are very reliable but they are not

A. Infallible

B. Cheap

C. Powerful

D. Fast

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The term GIGO is relate to which characteristics of computers?

A. Speed

B. Automatic

C. Accuracy

D. Reliability

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Which of the following machine was not invented by Charles Babbage?

A. Tabulating Machine

B. Analytical Engine

C. Difference Engine

D. Both C and D

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MICR stands for

A. Magnetic Ink Character Reader

B. Magnetic Ink Code Reader

C. Magnetic Ink Cases Reader

D. None

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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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Which electronic component was made out of semiconductor material?

A. Vacuum tubes

B. Transistors

C. ICs

D. All of above

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Which of the following is the largest unit?

A. data

B. field

C. record

D. database file

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Which of the following memories has the shortest access times?

A. Cache memory

B. Magnetic bubble memory

C. Magnetic core memory

D. RAM

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Which of the following is not a type of Software?

A. System Software

B. Application Software

C. Utility Software

D. Entertainment Software

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The process of communicating with a file from a terminal is

A. Interactive

B. Interrogation

C. Heuristic

D. All of the above

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Which is a unit representing the no bits of discrete.

A. Baud

B. Byte

C. Bit

D. All of the above

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Which of the following is machine independence program?

A. High level language

B. Low level language

C. Assembly language

D. Machine language

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4

Which statement is valid?

A. 1KB = 1024 bytes

B. 1 MB=2048 bytes

C. 1 MB = 1000 kilobytes

D. 1 KB = 1000 bytes

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A group of magnetic tapes, videos or terminals usually under the control of one master is

A. Cylinder

B. Surface

C. Track

D. Cluster

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Any device that performs signal conversion is

A. Modulator

B. Modem

C. Keyboard

D. Plotter

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RJ45 UTP cable has _____ Cables.

A. 2 pair

B. 3 pair

C. 4 pair

D. 5 pair

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Symbolic logic was discovered by

A. George Boole

B. Herman Hollerith

C. Van Neumann

D. Basic Pascal

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The tracks on a disk which can be accessed without repositioning the R/W heads is

A. Surface

B. Cylinder

C. Cluster

D. All of the above

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Which of the following controls the process of interaction between the user and the operating system?

A. User interface

B. Language translator

C. Platform

D. Screen saver

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

A. ENIAC

B. MARK I

C. Z3

D. ABC

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What was the main disadvantage of vacuum tubes?

A. They were larger in size

B. They consumed a lot of electricity

C. They produced heat and often burned out

D. The operation cost was high

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A term used to describe interconnected computer configuration is

A. Multiprogramming

B. Modulation

C. Multiprocessing

D. Micro program sequence

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Which of the following programming language started from second generation?

A. Cobol

B. BASIC

C. C

D. LISP

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You use a(n) ________, such as a keyboard or mouse, to input information

A. output device

B. input device

C. storage device

D. processing device

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What is the date when Babbage conceived Analytical engine

A. 1642

B. 1837

C. 1880

D. 1850

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UNIVAC is

A. Universal Automatic Computer

B. Universal Array Computer

C. Unique Automatic Computer

D. Unvalued Automatic Computer

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Cursor is a

A. Pixel

B. Thin blinking line

C. Pointing device

D. None of these

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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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________ refers to electronic trespassing or criminal hacking.

A. Cracking

B. Jacking

C. Spoofing

D. Smarming

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

A. Light pen

B. Mouse

C. Digitizer

D. Terminal