ISRO questions 2009

These are some of the questions asked in ISRO recruitment exam 2009

1.Questions on Networking IP Classes were asked.
Class A. 1-126
Class B. 128-191
Class C. 192-223

2. SHA-1 is a __________Algorithm
SHA expands as Secure Hash Algorithm
It is an Encryption Algorithm.

3.UTP means Unshielded Twisted Pair.

4.Newton Backward Difference Formula

f(x) @ Pn(x) = fn + sÑfn +	s(s + 1)	Ñ2fn	+ . . . +	s(s + 1) . . . (s + n -1)	Ñnfn
	2!			n!