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

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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

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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

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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

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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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