Microprocessors

Exercise: Microprocessors

A computer window has a bar at its top to bear the name of window. This bar is called

title bar

status bar

menu bar

control bar

Answer: A

It is called 'title bar'.

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Consider the following statements

An assembler is a program having assembly language program as input and machine language program as output.
A macro assembler is an assembler with additional macro facilities.
A cross assembler for a μP X is an assembler which executes on source microcomputer with a different CPU than X bit generates code for X.
Assemblers generally do not provide macro facilities.

Of the above statement

All are correct

only 1, 2, 3 are correct

only 1, 2, 4 are correct

only 1, 3, 4 are correct

Answer: B

Assemblers do provide macro facilities.

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A nibble corresponds to

2 successive bits of data

4 successive bits of data

8 successive bits of data

16 successive bits of data

Answer: B

Nibble has 4 bits.

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Which of the following array names is invalid in Fortran 77?

B(2, 4)

B(M, 3)

B(M, R)

B(3, 6)

Answer: C

Subscript not proper.

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Which of the following arithmetic operations requires only one operand in FORTRAN 77?

Addition

Multiplication

Negative

Substraction

Answer: C

All other operations require two operands.

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