A directory of Objective Type Questions covering all the Computer Science subjects. Here you can access and discuss Multiple choice questions and answers for various compitative exams and interviews.

Discussion Forum

Que. An examination paper has 150 multiple-choice questions of one mark each, with each question having four choices. Each incorrect answer fetches -0.25 mark. Suppose 1000 students choose all their answers randomly with uniform probability. The sum total of the expected marks obtained by all these students is:
a. 0
b. 2550
c. 7525
d. 9375
Answer:9375
Confused About the Answer? Ask for Details Here
Know Explanation? Add it Here

Similar Questions: