NIELIT STQC 2021 Quiz-5

Two trains A and B of 150 m and 300 m, run at speed of 54 km/hr and 108 km/hr respectively, in the direction opposite direction to each other. Find the time required to cross each other after the moment they met?

In a certain code language "FALEN" is coded as "7213615" and "IMPAL" is coded as "101417213" then what is the code for "LEGACY"?

Select name, course_id

from instructor, teaches

where instructor_ID = teaches_ID;

This Query can be replaced by which one of the following?

The circuit shown in the following figure realizes the function.

How many flip-flops are required to divide a frequency by sixty-four?

Company X shipped 5 computer chips, 1 of which was defective, and Company Y shipped 4 computer chips, 2 of which were defective. One computer chip is to be chosen uniformly at random from the 9 chips shipped by the companies. If the chosen chip is found to be defective, what “is the probability that the chip cane from company Y?

The five items: A, B, C, D, and E are pushed in a stack, one after other starting from A The stack is popped four items and each element is inserted in a queue. The two elements are deleted from the queue and pushed back on the stack. Now one item is popped from the stack. The popped item is