Computer Questions and Answers - Computer GK for Competitive Exams

Computer Questions and Answers - Computer Awareness GK:

Q.41. Due to the growth of the internet and the predicted depletion of available addresses, a new version of IP version 6 using…………….for the address was developed in 1995:

(A) 128 Bits

(B) 129 Bits

(C) 130 Bits

(D) None of these

Q.42.Two versions of the internet protocol (IP) are in use such as IP version 4 and IP version 6 each version defines as IP address…...

(A) Same

(B) Unique

(C) Different

(D) None of these

Q.43. In the early stages of development of the internet protocol, network administrators interpreted an IP address in …………. parts: 

(A) Network Number Portion

(B) Host Number Portions

(C) Both of Above

(D) None of these

Q.44. In SQL the statement select*from R, S is equivalent to

(A) Select * from R natural join S

(B) Select * from R cross join S

(C) Select * from R union join S

(D) Select * from R inner join S

Q.45. Which of the following is not a consequence of concurrent operations?

(A) Lost update problem

(B) Update anomaly

(C) unrepeatable read.

(D) Dirty read

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