Q 49,p3,j15. Match the following

List 1	List ii
A.      Spooling	1.       Allows several jobs in memory to improve cpu utilization.
B.      Multiprogramming	2.       Access to shared resources among geographically dispersed  computers in a transparent way.
C.      Time sharing	3.       Overlapping I/o and computation.
D.      Distributed computing	4.       Allows many users to share a computer simultaneously by switching  proessors frequently.

Options.

A             B             C             D.

a)            iii.            i.              ii.             iv.

b)            iii.            i.              iv.           Ii.

C)            iv             iii.            Ii.            i.

D.            ii              iii.            Iv.           I

Answer B