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Computer Basic Information

Computer Basic Information
Who is credited with the idea of using punch cards to control patterns in a weaving machine?

None of these
Jacquard
Hollerith
Babbage
Pascal

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Computer Basic Information
The methods used by COBOL to define that structure of a data item in terms of characters, digits, etc. is

Pointer
None of these
Password
Overlay
Picture

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Computer Basic Information
The computer translates the condition of each switch to a number. What number is represented by the ON state?

7
3.75
1
22

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Computer Basic Information
Conversion of binary number 1010101000010111 to hexadecimal number is

None of these
AA1716
A8B916
D9F816
D8F916

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Computer Basic Information
The no of logical records in a physical record is

Sector
Blocking factor
Field
Group
None of these

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Computer Basic Information
Compilers and interpreters are themselves

Codes
None of these
Mnemonics
Programs
High-level language

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