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NIELIT STQC 2021 Quiz-31

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Question 1

A vendor sells 50 percent of apples he had and throws away 20 percent of the remainder. Next day he sells 60 percent of the remainder and throws away the rest. What percent of his apples does the vendor throw?

Question 2

The sum of ages of 5 children born at the intervals of 3 years is 50 years. What is the age of the youngest child?

Question 3

A man crosses a 400 m long bridge in 8 minutes. What is his speed in km/h?

Question 4

Two trains for Mumbai leave Delhi at 6 am and 6:45 am and travel at 100 kmph and 136 kmph respectively. Approx. how many km from Delhi will the two trains be together?

Question 5

A term saying that no two transactions to be executed concurrently is called as:

Question 6

Select ___________ dept_name

from instructor;

Here which of the following displays the unique values of the column?

Question 7

Ring counter is analogous to

Question 8

The race around condition occurs in a level trigger J-K flip-flop when

Question 9

Consider an array contain n distinct elements. In array till ‘i’ location element are in increasing order and after ‘i’ location all elements are in decreasing order. What is the time complexity to find location of ith element?

Question 10

Which addresses can be given to devices in network 131.107.0.0 with a standard class B subnet mask?

(i) 131.107.255.255

(ii) 131.107.0.1

(iii) 131.107.1.0

(iv) 131.107.0.0

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Jun 3GATE & PSU CS