Time Left - 15:00 mins

NIELIT 2020 : Revision Quiz 25

Attempt now to get your rank among 615 students!

Question 1

A rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered. If the area of the field is 680 sq. feet, how many feet of fencing will be required?

Question 2

If the difference between a number and 1/5^th of it is 84, what is the number ?

Question 3

What is the maximum number of distinct handshakes that can happen in the room with 5 people in it?

Question 4

and

then the value of

is :

Question 5

Consider the following table of arrival time and burst time for three processes P₁, P₂, P₃ and P₄:

If longest remaining time first (LRTF) CPU scheduling is used, then the average TAT will be

(Assume if burst time of two process are matches, then schedule the lowest arrival time process)

Question 6

Dirty bit is used to indicate which of the following?

Question 7

Let L be a language and L’ be its complement. Which one of the following is NOT a viable possibility?

Question 8

represents :

Question 9

In a bulb factory, Probability of producing 1 defective bulb in a day is 0.2, probability of producing 2 defective bulb in a day is 0.4 and probability of producing 3 defective bulb in a day is 0.3.Find the variance of number of defective bulb produced in a day.

Question 10

The median of the following frequency distribution is 35. The value of x will be

615 attempts
5 upvotes
6 comments

Tags :

GATE & PSU CS General

Oct 29GATE & PSU CS