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4

On a PC, how much memory is available to application software?

A. 1024 KB

B. 760 KB

C. 640 KB

D. 560 KB

Correct Answer :

C. 640 KB


Related Questions

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4

In _____ mode, the communication channel is used in both directions at the same time?

A. Full-duplex

B. Simplex

C. Half-duplex

D. None of the above

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4

Most of the inexpensive personal computers do not have any disk or diskette drive. What is the name of such computes?

A. Home computers

B. Diskless computers

C. Dedicated computers

D. General purpose computers

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4

A program that is employed in the development, repair or enhancement of other programs is known as

A. System software

B. Software tool

C. Applications program

D. Utility program

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4

A kind of serial dot-matrix printer that forms characters with magnetically-charged ink sprayed dots is called

A. Laser printer

B. Ink-jet printer

C. Drum printer

D. Chan printer

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4

Which of the following is called low level languages?

A. Machine language

B. Assembly language

C. Both of the above

D. None of above

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4

Second Generation computers were developed during

A. 1949 to 1955

B. 1956 to 1965

C. 1965 to 1970

D. 1970 to 1990

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What does the disk drive of a computer do?

A. Rotate the disk

B. Read the disk

C. Load a program from the disk into the memory

D. Both b and c

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4

Computer is free from tiresome and boardoom. We call it

A. Diligence

B. Reliability

C. Versatility

D. Accuracy

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4

A technique used by codes to convert an analog signal into a digital bit stream is known as

A. Pulse code modulation

B. Pulse stretcher

C. Query processing

D. Queue management

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4

Chief component of first generation computer was

A. Transistors

B. Integrated Circuits

C. None of above

D. Vacuum Tubes and Valves

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4

Which part interprets program instructions and initiate control operations.

A. Input

B. Storage unit

C. Logic unit

D. Control unit

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4

Which of the following code used in present day computing was developed by IBM Corporation?

A. ASCII

B. Hollerith Code

C. Baudot Code

D. EBCDIC Code

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4

Computer operators

A. writes computer programs for specific problems

B. operate the device which input and output data from the computer

C. normally require a college degree in computer science

D. all of the above

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4

Which of the following is not electro-mechanical computer?

A. Z3

B. ABC

C. mark I

D. ENIAC

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4

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

A. Microprocessor

B. Disk controller

C. Serial interface

D. Modem

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Which was the computer conceived by Babbage?

A. Analytical engine

B. Arithmetic machine

C. Donald Knuth

D. All of above

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4

The most common type of storage devices are-

A. Steel

B. optical

C. magnetic

D. flash

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An intentionally disruptive program that spreads from program to program or from disk to disk is known as a:

A. Trojan horse.

B. Virus.

C. Time bomb.

D. Time-related bomb sequence.

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4

Excessive parallel processing is related to

A. First generation

B. Fourth generation

C. Fifth Generation

D. Third generation

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4

Current SIMMs have either or connectors (pins)

A. 9 or 32

B. 30 or 70

C. 28 or 72

D. 30 or 72

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4

______ computers are also called personal computers

A. Mainframe Computer

B. Mini Computers

C. Micro Computers

D. Super Computers

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What does DMA stand for?

A. Distinct Memory Access

B. Direct Memory Access

C. Direct Module Access

D. Direct Memory Allocation

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4

Which of the following professions has not been affected by personal computers?

A. Medical

B. Clerical and law

C. Accounting

D. None of the above

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4

Which access method is used for obtaining a record from a cassette tape?

A. Direct

B. Sequential

C. Random

D. All of the above

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4

Where as a computer mouse moves over the table surface, the trackball is

A. Stationary

B. Difficult to move

C. Dragged

D. Moved in small steps

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4

Touch Screen is________

A. Input device

B. Output device

C. Both a & b above

D. None of these

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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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4

Which programming languages are classified as low level languages?

A. Basic, COBOL, FORTRAN

B. Prolog 2, Expert Systems

C. Knowledge based Systems

D. Assembly Languages

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4

Which of the following memories needs refreshing?

A. SRAM

B. DRAM

C. ROM

D. All of above

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4

The translator program used in assembly language is called

A. Compiler

B. Interpreter

C. Assembler

D. Translator