Digital Circuits-Number Systems; Combinatorial Circuits [GATE (Graduate Aptitude Test in Engineering) Electronics]: Questions 1 - 5 of 96

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Question 1

Appeared in Year: 2011

Question MCQ▾

The logic function implemented by the circuit below is (ground implies a logic “0” )

The Logic Circuit Consisting 4 to 1 Multiplexer

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 2

Appeared in Year: 2012

Question MCQ▾

In the sum of products function the prime implicants are

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 3

Appeared in Year: 2000

Question MCQ▾

For the logic circuit shown in the figure, the required input condition (A, B, C) to make the output = 1 is

The Logic Circuit with Ex-Or, Ex-Nor & and Gate

Choices

Choice (4)Response

a.

0,1, 1

b.

1,0, 1

c.

1,1, 1

d.

0,0, 1

Edit

Question 4

Appeared in Year: 1998

Question MCQ▾

The K-map for a Boolean function is shown in figure. The number of essential prime implications for this function is,

K-MAP for the Boolean Function

Choices

Choice (4)Response

a.

6

b.

5

c.

4

d.

8

Edit

Question 5

Appeared in Year: 1997

Question MCQ▾

The decoding circuit shown in the given figure has been used to generate the active low chip select signal for a microprocessor peripheral. (The address lines are designated as for addresses)

The Decoding Circuit for the Chip Select

The peripheral will correspond to addresses in range,

Choices

Choice (4)Response

a.

b.

c.

d.

Edit