NIELIT 2020 : Revision Quiz 2

P get 20% marks more than Q. Q get 20% more marks than R. R gets 20% less marks than S. If S got 5000 marks then find total marks obtained by Q?

If 15 % of A’s income = 20% of B’s income = 25% of C’s income. If sum of their income is Rs. 82,250, then C’s income is:

Kalim is 16 years older to Pavan and the respective ratio of Pavan’s age 4 year hence and Chhotu present age is 5 : 3. If at present Kalim’s age is thrice the age of Chhotu. What will be Pavan’s age four year hence?

10 years ago in Mishra's family there were 4 members. At that time the average age of 4 members of the family was 24 years. After this 2 new children were  born in the family but the present average of all family members is still  same. If the difference of the ages of the children is 2 years. Then find the age of the younger child.

Consider a non-pipelined machine with 6 stages; the lengths of each stage are 20ns, 10ns, 30ns, 25ns, 40ns, and 15ns, respectively. For implementing the pipelining, the machine adds 5ns of overhead to each stage for clock skew and set up. What is the speed-up factor of the pipelining system (ignoring any hazard impact)?

Consider a pipeline having 4 phases with a duration of 60, 50, 90, and 80 ns. Given latch delay is 10 ns. Calculate the pipeline cycle time.

Consider a two dimensional array A[1…10][3…8] that is column index ranges from 3 to 8 and row index ranges from 1 to 10. Now suppose element are arranged in column major order. If Base address of A is 1000 then address of element A[5][7] will be __.(Assume size of each element is 1)

An array is given with n distinct elements. What is time complexity to return an element from the array which is neither maximum nor minimum?

The median for the following data is

If x is the mean of data 3, x, 2 and 4, then the mode is _________