Computer Awareness
HSSC Gram Sachiv Computer Fundamental Mock Test
Hard disk is coated in both sides above
हार्ड डिस्क ऊपर दोनों तरफ कोटेड है-
हार्ड डिस्क ऊपर दोनों तरफ कोटेड है-
A
Magnetic metallic oxide
B
Optical metallic oxide
C
Carbon layer
D
All of the above
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