Computer - Mock Test 80

Question 791

An advantage of the laser printer in respect to impact printer is?

A) it is quieter/faster B) output is of a high quality C) support wide range of type fonts D) all the above

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Question 792

The primary memory of a personal computer consists?

A) ROM only B) RAM only C) Both ROM and RAM D) Memory module

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Question 793

Data communications involving telegraph lines uses?

A) simplex lines B) wideband channels C) narrowband channels D) dialed service

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Question 794

The word size of a microprocessor refers to?

A) the number of machine operations performed/second B) the amount of information that can be stored/cycle C) the amount of information that can be stored in bytes D) none of these

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Question 795

The access method used for magnetic tape is_________?

A) Direct B) Random C) Sequential D) None of the above

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Question 796

An automatic machine that is made to perform routine human tasks is?

A) Computer B) Robot C) Tanker D) None of these

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Question 797

A flat, circular plate coated with a magnetic material on which data can be stored by magnetization of portions of the flat surface is?

A) Disk B) Tape C) Pen drive D) None of these

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Question 798

The total time elapsed between submission of command and data to a computer and getting the result of computation is the?

A) Access time B) Response time C) Entrance time D) None of these

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Question 799

A computer can be defined as an electronic device that can be ?

A) used to carry out arithmetical operation B) used to carry out logical functions C) accept and process data using a set of stored instructions D) all of these

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Question 800

A floppy disk contains ?

A) Circular tracks only B) Sectors only C) Both circular tracks and sectors D) None of the above

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