There were 2 professors who were asking the questions.

They asked me a general introduction and then asked to choose my favourite subjects.

I chose OS, LA, Probability, DBMS.

Q1. What is a matrix? what is rank?

Q2. What is an eigen value?

Q3. What is linear transformation?

Q4. Relation between orthogonal matrix and its eigen value

Q5. Which matrix doesn't have an eigen value?

Q6. Which is best page replacement among LIFO, MRFO, FIFO or these all are dependent on cache size? And why?

Q7. What is TLB and how it is different from cache?

Q8. Given a disease which happens to 1 among 10000 people and there is a testing kit which provides accurate result 99% of the time, find the probability that the person actually have disease when the result of testing is showing positive? And how?

Q.9 Why do we use random variable?

Q10. Why do you want to do Mtech?