1.

Which of the following devices have a limitation that we can only read it but cannot erase or modify it?                                                                                                                          [Punjab & Sind Bank PO 2010]

A.  Tape Drive       
B.                     Hard Disk
C.           Compact Disk
D.           Floppy Disk
E.           None of these
Answer» D.           Floppy Disk


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