Question # 1

Integrated circuits are housed in.

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vacuum tubes

transistors

software

silicon chips

An interfact is basically a component that

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test the system

corrects the errors in program

allows two incompatible entities with one another

enhances the capability of a system/equipment

A parallel interface

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transmit one bit at a time

transmit one or more bits at a time using a single wire

transmit 8 or more bits at a time using as many wires

cannot be used to connect a printer to a PC

Distribution data entry means that data can be

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Entered at different location where it originates

Sent to different locations from a central place

Access from different places known as distribution points

Distributed through a network

An English-like language that one can use as a program design tool is

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BASIC

pseudocode

PL/I

Pascal

Assuming 8 bit for data, 1 bit for parity, 1 start bit and 2 stop bits, the number of characters that 1200 BPS communication line can transmit.

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10 CPS

120 CPS

12 CPS

none of these

When the control unit directs the ALU to perform an operation on the data, the machine cycle is involved in its.

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first step

third step

second step

fourth step

Tool to change PROM chips are called.

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chip kits

RAM burners

PROM burner

none of these

Program maintenance means

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Maintaining a program exactly the way it was initially developed

Changing a program due to changes in the organization

Removing the errors from a program

Changing a program due to changes in the organization

The technique whereby part of the program is stored on disk and is brought into memory for execution as needed is called

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memory allocation

interrupts

virtual storage

prioritized memory

Testing of each individual program or module is called.

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program testing

volume testing

system testing

unit testing

Which of the following is not a component of telecommunications?

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sender

office device

medium

receiver

A portable operating system

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generic

backup

allocated

utility

Pick out the wrong definition

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Access time - time needed to access the output

EDP- acronym for Electronic Data Processing

COBOL - a language used for business data processing

Control unit - heart of a computer

Micro processor is based on

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thermionic values

transistors

integrated circuits

single integrated circuit or chip

The concept of sending/receiving text etc, on computer networks is called

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on-line database

Electronic mail

Teleconferencing

Electronic mail

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ECAT Computer Science Chapter 7 Fortran 77 Online Test MCQs With Answers

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