GATE (Graduate Aptitude Test in Engineering) Instrumentation: Questions 57 - 61 of 85

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Question number: 57

» Digital Electronics » Combinational Logic Circuits, Minimization of Boolean Functions

Appeared in Year: 2012

MCQ▾

Question

In the sum of products function the prime implicants are

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 58

» Digital Electronics » Comparators

Appeared in Year: 2012

MCQ▾

Question

The output Y of a 2-bit comparator is logic 1 whenever the 2-bit input A is greater than the 2-bit input B. The number of combinations for which the output is logic 1, is

Choices

Choice (4) Response

a.

10

b.

8

c.

4

d.

6

Question number: 59

» Digital Electronics » Sequential Circuits,Flip-Flops, Counters, Shift Registers

Appeared in Year: 2014

MCQ▾

Question

Frequency of an analog periodic signal in the range of 5 kHz – 10 kHz is to be measured with a resolution of 100 Hz by measuring its period with a counter. Assuming negligible signal and transition delays the minimum clock frequency and minimum number of bits in the counter needed, respectively, are:

Choices

Choice (4) Response

a.

1 MHz, 10-bits

b.

1 MHz, 8-bits

c.

10 MHz, 10-bits

d.

10MHz, 8-bits

Question number: 60

» Digital Electronics » Comparators

Appeared in Year: 2013

MCQ▾

Question

In the circuit shown below the op–amps are ideal. Then in volts is

The circuit with two ideal OPAMP

The Circuit With Two Ideal OPAMP

The circuit with two ideal OPAMP

Choices

Choice (4) Response

a.

4

b.

6

c.

8

d.

10

Question number: 61

» Digital Electronics » Sequential Circuits,Flip-Flops, Counters, Shift Registers

Appeared in Year: 2012

MCQ▾

Question

Consider the given circuit

The combinational circuit consisting NAND gates

The Combinational Circuit Consisting NAND Gates

The combinational circuit consisting four NAND gates

In this circuit, the race around

Choices

Choice (4) Response

a.

Does not occur

b.

Occurs when CLK = 0

c.

Occurs when CLK = 1 and A = B = 1

d.

Occurs when CLK = 1 and A = B = 0

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