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Which of the following memory medium is not used as main memory system?

A. Magnetic core

B. Semiconductor

C. Magnetic tape

D. Both a and b

Correct Answer :

C. Magnetic tape


Related Questions

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A systems programming language for microcomputers in the Intel family is

A. PL/C

B. PL/CT

C. PL/M

D. PLA

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Basic is _____ language.

A. a procedural

B. an object oriented

C. both A and B

D. none of the above

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Personnel who design, program, operates and maintains computer equipment refers to

A. Console-operator

B. Programmer

C. Peopleware

D. System Analyst

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CD-ROM stands for

A. Compactable Read Only Memory

B. Compact Data Read Only Memory

C. Compactable Disk Read Only Memory

D. Compact Disk Read Only Memory

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Which of the following memories needs refresh?

A. SRAM

B. DRAM

C. ROM

D. All of above

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

A. Editing

B. Writing

C. Formatting

D. All of above

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In which language is source program written?

A. English

B. Symbolic

C. High level

D. Temporary

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The difference between memory and storage is that memory is ______ and storage is

A. Temporary, permanent

B. Permanent, temporary

C. Slow, fast

D. All of above

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Who is the inventor of ABC Computer?

A. John v. Atanasoff

B. Clifford Berry

C. Both of above

D. None of above

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In 1830, Charles Babbage designed a machine called the Analytical Engine which he showed at the Paris Exhibition. In which year was it exhibition?

A. 1820

B. 1860

C. 1855

D. 1870

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4

One computer that is not considered a portable is

A. Minicomputer

B. Laptop computer

C. Notebook computer

D. All of above

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Which of the following is not valid statement?

A. Hard is referred to mean something temporary

B. Hard is used to mean something tangible

C. Soft is used to mean something permanent

D. Soft is used to mean something tangible

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Software in computer

A. Enhances the capabilities of the hardware machine

B. Increase the speed of central processing unit

C. Both of above

D. None of above

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A datum that indicates some important state in the content of input or output is

A. Sequence

B. Sentinel

C. SIO

D. Sibling

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ABC is a

A. Special purpose computer

B. General purpose computer

C. All Purpose Computer

D. None of above

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A logic bomb that was created to erupt on Michelangelos birthday is an example of a:

A. Time-related bomb sequence.

B. Virus.

C. Time bomb.

D. Trojan horse.

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An application program that helps the user to change any number and immediately see the result of that change is

A. Desktop publishing program

B. Database

C. Spreadsheet

D. All of above

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What characteristic of read-only memory (ROM) makes it useful?

A. ROM information can be easily updated

B. Data in ROM is non-volatile, that is, it remains there even without electrical power.

C. ROM provides very large amounts of inexpensive data storage.

D. ROM chips are easily swapped between different brands of computers.

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4

Snowbol is an/a________

A. Operating system

B. HLL

C. Software

D. Search engine

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When was the world's first laptop computer introduced in the market and by whom?

A. Hewlett-Packard, 1980

B. Epson, 1981

C. Laplink Traveling Software Inc, 1982

D. Tandy Model-200, 1985

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ASCII stands for

A. American Stable Code for International Interchange

B. American Standard Case for Institutional Interchange

C. American Standard Code for Information Interchange

D. American Standard Code for Interchange Information

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

A. Accuracy

B. Reliability

C. Versatility

D. Automatic

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

A. 10

B. 11

C. 8

D. 12

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Following IC chip integrates 100 thousands electronic components per chip

A. SSI

B. MSI

C. LSI

D. VLSI

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Computers manipulate data in many ways, and this manipulation is called________

A. upgrading

B. processing

C. batching

D. utilizing

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The octal equivalence of 111010 is

A. 81

B. 72

C. 71

D. None of 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 memories allows simultaneous read and write operations?

A. ROM

B. RAM

C. EPROM

D. None of above

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What is the most common tool used to restrict access to a computer system?

A. User logins

B. Passwords

C. Computer keys

D. Access-control software

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Which of the following file organization is most efficient for a file with a high degree of file activity?

A. Sequential

B. ISAM

C. VSAM

D. B-Tree Index