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Computer Basic Information

Computer Basic Information
The following is true about 2-out of-5 code:

it is unweighted code
it is weighted code
it has odd parity
None of these
All of these

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Computer Basic Information
In digital computer, all the expressions are coded into

None of these
Hexadecimal digits
Decimal cligits
Octal digits
Binary digits

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Computer Basic Information
An Integrated Circuit (IC) is

Much costlier than a single transistor
An integrating device
None of these
A complicated circuit
Fabricated on a tiny silicon chip

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Computer Basic Information
What type of magnetic material is normally used in bubble memories?

Metallic
Cobalt
Garnet
None of these
Magnetic core

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Computer Basic Information
A(n) ____ device is any device that provides information which is sent to the CPU.

output
memory
storage
input
CPU

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Computer Basic Information
The barcode which is used on all types of items, is read by a scanning device directly into the computer. What is the name of this scanning device?

None of these
Wand
Laser scanner
MICR
OCR

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