# Digital Circuits [GATE (Graduate Aptitude Test in Engineering) Electronics]: Questions 138 - 141 of 271

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## Question 138

Digital Circuits
Latches and Flip-Flops

Appeared in Year: 2018 (UGC-NET)

### Question

MCQ▾

In a J-K flip-flop we have J = Q and K = 1 (shown in figure) . Assuming the flip-flop was initially cleared and clocked for 6 pulses, the sequence at the Q output will be: (July)

### Choices

Choice (4)Response

a.

011001

b.

c.

d.

010010

## Question 139

Digital Circuits
Architecture

Appeared in Year: 2018 (UGC-NET)

### Question

MCQ▾

Which of the following statements are correct in respect to ?

1) The instruction queue size is bytes.

2) Segment register size is bit while physical address size is bits.

3) Segments are disjoint.

4) Beginning address of a segment must be divisible by . (July)

### Choices

Choice (4)Response

a.

2) and 3) are correct

b.

1) and 3) are correct

c.

1) and 2) are correct

d.

2) and 4) are correct

## Question 140

Digital Circuits
Boolean Algebra, Minimization of Functions

Appeared in Year: 2018 (UGC-NET)

### Question

MCQ▾

The advantage/disadvantage of Schottky TTL logic circuit over Standard TTL logic circuit is that: (July)

### Choices

Choice (4)Response

a.

It provides low power consumption.

b.

It provides simple circuitry.

c.

It gives low switching speed.

d.

It virtually eliminates saturation delay time.

## Question 141

Digital Circuits
Programming

Appeared in Year: 2018 (UGC-NET)

### Question

MCQ▾

In which of the following number systems, AC flag is used in ? (July)

### Choices

Choice (4)Response

a.

Octal

b.

BCD

c.

Binary

d.