# GATE (Graduate Aptitude Test in Engineering) Computer Science: Questions 1812 - 1815 of 2080

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## Question 1812

Appeared in Year: 2019 (UGC-NET)

### Question

MCQ▾

A non-pipelined system takes 30ns to process a task. The same task can be produced in a four-segment pipeline with the clock cycle of 10ns. Determine the speed up of the pipeline for 100 tasks. (December)

### Choices

Choice (4)Response

a.

3.91

b.

3

c.

2.91

d.

4

## Question 1813

Appeared in Year: 2019 (UGC-NET)

### Question

MCQ▾

Given two tables and with 50 and 30 number of tuples respectively. Find maximum number of tuples in the output of natural join between tables and i.e.. (⚹- Natural Join) (December)

### Choices

Choice (4)Response

a.

20

b.

30

c.

1500

d.

50

## Question 1814

Appeared in Year: 2019 (UGC-NET)

### Question

Assertion-Reason▾

### Assertion(Ꭺ)

are not logically equivalent (December)

### Reason(Ꭱ)

are not logically equivalent

### Choices

Choice (4)Response

a.

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

b.

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

c.

Ꭺ is false but Ꭱ is true

d.

Ꭺ is true but Ꭱ is false

## Question 1815

Appeared in Year: 2019 (UGC-NET)

### Question

MCQ▾

Which are the greatest lower bound (GLB) and the least upper bound (LUB) of the sets

and if they exist in poset ( /) ? (December)

### Choices

Choice (4)Response

a.

b.

c.

d.

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