Question # 1

A name of number used to identify a storage location devieces.

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A byte

A record

An address

All of above

The accuracy of the floating point numbers representable in two 16 bit words of a computer is approximately

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10 digits

6 digits

9 digits

All of above

Floppy disks are available in

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Single side single density

Single side double density

Both of above

None of these

Which of the following is true.

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Fields are composed of bytes

Records are composed of fields

Fields are composed of charctrs

All of above

Before a disk drive can access any sector record a computer program has to provide the record's disk address What information does this address specify.

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Track number

Sector number

All of above

Binary circuit elements have

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One stable state

Two stable state

Three stable state

None of above

A hard copy would be prepared on a

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Line printer

Dot matrix printer

Typewriter terminal

All of the above

Magnetic disks are the most popular medium for.

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Direct access

Seuential access

Both of above

None of these

The time period during which a computer is main functioning or not operating correctly due to machine failures is referred as.

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Downtime

Up time

Run time

None

The first firs to pass market a micro computer personal computer was.

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IBM

Sperry Univac

Data General corporation

Radio Shack

In a punch card system data is preocesed by a

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Keypunch machine sorter and posting machine

According machine posting machine and billing machine

Sorter posting machine and billing machine

According machine keypunch machine and sorter

A storage device where the access time is depended upon the location of the data is.

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Random access

Serial access

Seuential access

Transaction access

A set information that defines the status of resources allocated to a proces sis.

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Process control

ALU

Register unit

Process description

A small or intelligent device is so called because it contains within it a

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Computer

Microcomputer

Programmable

Sensor

A group of magnetic lapse, videos or terminal usually under the control of one master is.

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Cylinder

Surface

Track

Cluster

What is the number of read write heads in the drive for a 9 trac magnetic tape.

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9

16

18

27

One millisecond is

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1 second

10th of seconds

1ooo the of a seconds

10000th of seconds

IBM 7000 digital computer.

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Belongs to second generation

Uses VLSI

Employs semiconductor memory

Has modular constructions

Which of the following will happen when data is entered into a memory location.

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It will add to the content of the location

It will change the address of the memory location

It will erase the previous content

It will not be fruitful if there is already some data at the location.

Which is the following devices can be sued to directly image printed text.

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OCR

OMR

MICR

All of above

When were the first mini computer built.

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1965

1962

1972

1966

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