Computer Science for IGCSE & O level - Hardware (Section 16 - No. 7) | ExamPlay

Computer Science for IGCSE & O level - Hardware (Section 16 - No. 7)

Which items are often used as a backup system? (Select two)

DVDs

HDDs

SSDs

CDs

Giải thích

CDs and DVDs are often used as a backup system

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