NIELIT O Level Exam

Hard disk is coated in both side above

Hard disk is coated in both side above

हार्ड डिस्क ऊपर की तरफ दोनों तरफ कोटेड है

A. Magnetic metallic oxide मैग्नेटिक मैटेलिक ऑक्साइड

B. Optical metallic oxide ऑप्टिकल मैटेलिक ऑक्साइड

C. Carbon layer कार्बन लेयर

D. All of the above ऊपर के सभी




Correct Answer is :

A. Magnetic metallic oxide



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