GATE (Graduate Aptitude Test in Engineering) Electronics: Questions 44 - 47 of 271

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Question number: 44

» Digital Circuits » Sequential Circuits » Counters

Appeared in Year: 1997

MCQ▾

Question

A sequence generator is shown in the figure. The counter status is initialized 010 using preset/clear inputs.

Sequence generator using D flip-flops

Sequence Generator Using D Flip-Flops

The sequence generator with three D flip-flops

The clock has a period of 50ns and transistors take place at the rising clock edge.

  1. Give the number of states in the sequence generates at Equation till repeats.

  2. What is the repetition rate of the generated sequence?

Choices

Choice (4) Response

a.

6 states, 5 MHz

b.

6 states, 6 MHz

c.

5 states, 4 MHz

d.

6 states, 4 MHz

Question number: 45

» Digital Circuits » Sequential Circuits » Counters

Appeared in Year: 2004

MCQ▾

Question

11001, 1001, 111001 correspond to the 2’s complement representation of which one of the following sets of number

Choices

Choice (4) Response

a.

25, 9, and 57 respectively

b.

-7, -7 and -7 respectively

c.

-25, -9 and -57 respectively

d.

-6, -6, and -6 respectively

Question number: 46

» Digital Circuits » Number Systems; Combinatorial Circuits » Boolean Algebra, Minimization of Functions

Appeared in Year: 1998

MCQ▾

Question

For the identity Equation the dual form is

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 47

» Digital Circuits » Number Systems; Combinatorial Circuits » Arithmetic Circuits, Code Converters, Multiplexers, Decoders and PLAs

Appeared in Year: 2009

MCQ▾

Question

What are the minimum number of 2 to 1 multiplexers required to generate a 2 input AND gate and a 2 input Ex-OR gate

Choices

Choice (4) Response

a.

1 and 2

b.

1 and 1

c.

2 and 2

d.

1 and 3

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