ISRO Scientist/Engineer Question Paper Computer Science 2017

Getting started with ISRO Scientist/Engineer Question Paper (Computer Science) – 2017

If A is a skew symmetric matrix, then A^t

diagonal matrix
A
0
− A

Answer

If A and B be two arbitrary events, then

P ( A ∩ B ) = P ( A ) P ( B )
P ( A ∪ B ) = P ( A ) + P ( B )
P ( A / B ) = P ( A ∩ B ) + P ( B )
P ( A ∪ B ) ≤ P ( A ) + P ( B )

Answer

Using Newton-Raphson method, a root correct to 3 decimal places of the equation x³ − 3x − 5 = 0

2.222
2.275
2.279
None of the above

Answer

What does the data dictionary identify?

Field names
Field formats
Field Types
All of these

Answer

Which of the following concurrency control protocol ensures both conflict serializability and free from deadlock?

Time stamp ordering
2 Phase locking
Both (a) and (b)
None of the above

Answer