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Computer Basic Information

Computer Basic Information
Conversion of a hexadecimal number 3D16 to binary number is

1111012
110001102
1100012
None of these
1100112

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Computer Basic Information
Who developed a mechanical device in the 17th century that could add, subtract, multiply, divide and find square roots?

Babbage
Pascal
Napier
Leibnitz
None of these

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Computer Basic Information
Which is a Common-Business oriented language.

SNOBOL
None of these
C
BASIC
COBOL

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Computer Basic Information
Any data or instruction entered into the memory of a computer is considered as

None of these
Output
Storage
Input
Information

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Computer Basic Information
Which of the following are often used to ensure that data has been accurately input to the computer?

light pens
digitizers
None of these
keyboards
input controls

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Computer Basic Information
A disk with usable recording surfaces on each side is known as

Single-sided disk
High capacity
Double-sided disk
None of these
Hard disk

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