GATE (Graduate Aptitude Test in Engineering) Computer Science: Questions 2045 - 2048 of 2080

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Question 2045

Appeared in Year: 2020

Question

MCQ▾

M Let A and B be two matrices over real numbers. Let rank (M) and det (M) denote the rank and determinant of a matrix M, respectively. Consider the following statements.

Which of the above statements are TRUE?

Choices

Choice (4)Response

a.

b.

c.

d.

Both b. and a. are correct

Question 2046

Appeared in Year: 2020

Question

MCQ▾

Consider the following statements about process state transitions for a system using preemptive scheduling.

I. A running process can move to ready state.

II. A ready process can move to running state.

III. A blocked process can move to running state.

IV. A blocked process can move to ready state.

Which of the above statements are TRUE?

Choices

Choice (4)Response

a.

II and III only

b.

I, II, and IV only

c.

I, II, and III only

d.

Question does not provide sufficient data or is vague

Question 2047

Edit

Appeared in Year: 2020

Question

Numeric Answer▾

Let G be a group of 35 elements. Then the largest possible size of a subgroup of G other G itself is ________.

Question 2048

Appeared in Year: 2020

Question

True-False▾

Statements

  1. If is regular, then both L1 and L2 must be regular.

  2. The class of regular languages is closed under infinite union.

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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