NTA-NET (Based on NTA-UGC) Electronic Science (Paper-II): Questions 75 - 78 of 124

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Question number: 75

» Computer Programming Languages » Introduction of FORTRAN Language

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Appeared in Year: 2018

Match List-Ⅰ List-Ⅱ▾

Question

Match the following Lists in FORTRAN: (July)

List-Ⅰ (Column-I) List-Ⅱ (Column-II)

(A)

STOP

(i)

Temporarily halt the execution

(B)

PAUSE

(ii)

Physical end of program

(C)

RETURN

(iii)

Value is received by calling sub-program

(D)

END

(iv)

Terminates execution

Choices

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

a.

  • (iv)
  • (i)
  • (iii)
  • (ii)

b.

  • (ii)
  • (i)
  • (iii)
  • (iv)

c.

  • (i)
  • (ii)
  • (iii)
  • (iv)

d.

  • (iii)
  • (ii)
  • (i)
  • (iv)

Question number: 76

» Digital Electronics » Logic Families

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Appeared in Year: 2018

MCQ▾

Question

Consider the following logic families:

1) Standard TTL logic family

2) ECL- logic family

3) RTL- logic family

4) CMOS- logic family

Arrange the above logic families in order of their decreasing power dissipation: (July)

Choices

Choice (4) Response

a.

3), 2), 4) and 1)

b.

2), 3), 4) and 1)

c.

2), 3), 1) and 4)

d.

3), 2), 1) and 4)

Question number: 77

» Computer Programming Languages » Structure and Union

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Appeared in Year: 2018

Assertion-Reason▾

Question

Assertion (Ꭺ)

In ‘C’, bit fields cannot be used in a union. (July)

Reason (Ꭱ)

If one element of union is initialized then it also initializes other elements of union.

Choices

Choice (4) Response

a.

Ꭺ is false but Ꭱ is true

b.

Ꭺ is true but Ꭱ is false

c.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

d.

Both Ꭺ and Ꭱ are false

Question number: 78

» Electric Communications » Digital Modulation and Demodulation

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Appeared in Year: 2018

Assertion-Reason▾

Question

Assertion (Ꭺ)

A non-return to zero (NRZ) type digital recording system is more common and efficient. (July)

Reason (Ꭱ)

It is possible to record twice the number of digits for the same number of pulses.

Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

b.

Ꭺ is false but Ꭱ is true

c.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

d.

Ꭺ is true but Ꭱ is false