GATE (Graduate Aptitude Test in Engineering) Electronics: Questions 19 - 22 of 1076

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Question 19

Boolean Algebra, Minimization of Functions

Appeared in Year: 2007

Question

MCQ▾

The Boolean expression can be minimized to

Choices

Choice (4)Response

a.

b.

c.

d.

Question 20

Shift-Registers and Finite State Machines

Appeared in Year: 2007

Question

MCQ▾

In the Digital-to-Analog converter circuit shown in the figure below, V = 10 and R = 10 K

The Circuit of Digital-To-Analog Converter

The current and voltage is

Choices

Choice (4)Response

a.

62.5 A, -3.125V

b.

250 A, 6.250 V

c.

31.25 A, -0.781V

d.

125 A, -1.562 V

Question 21

Shift-Registers and Finite State Machines

Appeared in Year: 2004

Question

Match List-Ⅰ List-Ⅱ▾

Choose the correct one from among the alternatives A, B, C, and D after matching an item from Group 1 most appropriate item in Group 2.

List-Ⅰ (Group 1)List-Ⅱ (Group 2)
(A)

Counter

(i)

Addressing in memory chips

(B)

Decoder

(ii)

Serial to parallel data conversion

(C)

Shift register

(iii)

Frequency division

Choices

Choice (4)Response
  • (A)
  • (B)
  • (C)

a.

  • (iii)
  • (i)
  • (ii)

b.

  • (ii)
  • (i)
  • (iii)

c.

  • (iii)
  • (ii)
  • (i)

d.

All of the above

Question 22

Appeared in Year: 2003

Question

MCQ▾

The circuit in the figure has 4 boxes each described by inputs P, Q, R and outputs Y, Z with and . The circuit acts as

The Circuit to be Solved for the Above Question

Choices

Choice (4)Response

a.

4 bit subtractor giving Q- P

b.

4 bit subtractor giving P - Q

c.

4 bit adder giving P + Q + R

d.

4 bit adder giving P + Q

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