GATE (Graduate Aptitude Test in Engineering) Computer Science: Questions 1451 - 1456 of 2080

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Question 1451

Question

MCQ▾

In the ALGOL family of imperative computer programming languages, the different blocks of code are delimited by means of?

Choices

Choice (4)Response

a.

(…)

b.

{…}

c.

Begin … End

d.

Question does not provide sufficient data or is vague

Question 1452

Question

MCQ▾

We have defined two functions as and . Then the value of the composite function will be?

Choices

Choice (4)Response

a.

b.

c.

d.

Question 1453

Question

MCQ▾

What will be the power set of A Union B, where and is

Choices

Choice (4)Response

a.

16

b.

64

c.

4

d.

256

Question 1454

Question

MCQ▾

It is not a type of Kernel.

Choices

Choice (4)Response

a.

Nano Kernels

b.

Micro kernels

c.

Exo Kernels

d.

None of the above

Question 1455

Question

MCQ▾

Below is the syntax for the CASE statement in the SQL.

CASE expression

WHEN condition1 THEN result1

WHEN condition2 THEN result2

WHEN conditionN THEN resultN

ELSE result

END

What is true about this CASE statement?

Choices

Choice (4)Response

a.

“Expression” parameter is mandatory

b.

“Else” parameter is mandatory

c.

If no condition is met, then NULL is returned

d.

Question does not provide sufficient data or is vague

Question 1456

Question

True-False▾

Statements

  1. If the graph has only one connected component, then spanning forests are absent.

  2. If the graph has multiple connected components, then spanning forests are absent

Choices

Choice (4)Response

a.

None of the statements is correct.

b.

Only statement Ⅰ is true.

c.

Only statement Ⅱ is true.

d.

All the statements are correct.

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