Digital Logic (GATE Computer Science): Questions 1 - 6 of 6

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Question number: 1

» Digital Logic » Number Representation and Computer Arithmetic

MCQ▾

Question

The equivalent in decimal for the excess-3 code 423 is -

Choices

Choice (4) Response

a.

510

b.

845

c.

756

d.

All of the above

Question number: 2

» Digital Logic » Minimization

MCQ▾

Question

A chip having 150 gates will be classified as

Choices

Choice (4) Response

a.

SSI

b.

MSI

c.

LSI

d.

VLSI

Question number: 3

» Digital Logic » Minimization

MCQ▾

Question

A multiplexor with a 4 bit data select input is

Choices

Choice (4) Response

a.

4: 1 multiplexor

b.

16: 1 multiplexor

c.

8: 1 multiplexor

d.

Question does not provide sufficient data or is vague

Question number: 4

» Digital Logic » Logic Functions

MCQ▾

Question

The 2s complement representation of the decimal value -15 is

Choices

Choice (4) Response

a.

1111

b.

10001

c.

111111

d.

None of the above

Question number: 5

» Digital Logic » Minimization

MCQ▾

Question

A multiplexer with a 4 bit data select input is a

Choices

Choice (4) Response

a.

2: 1 multiplexer

b.

16: 1 multiplexer

c.

4: 1 multiplexer

d.

Question does not provide sufficient data or is vague

Question number: 6

» Digital Logic » Logic Functions

MCQ▾

Question

Sign extension is a step in

Choices

Choice (4) Response

a.

Floating point multiplication

b.

Arithmetic left shift

c.

Signed 16 bit integer addition

d.

All of the above

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