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In the permanent storage device DASD means - JAMB Commerce 2015 Question

In the permanent storage device, DASD means
A
Data Access Systems Device
B
Direct Access Systems Device
C
Data Access Storage Device
D
Direct Access Storage Device
correct option: c
Option C is the correct answer because it is a magnetic storage unit, in which the access mechanism and storage medium can be positioned directly at the addresses sought to read or write specific data items.
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