Question : Pick the odd one out.
Option 1: Floppy disk
Option 2: ROM
Option 3: DVD
Option 4: Hard disk
Correct Answer: ROM
Solution : The correct option is ROM .
Read-only memory (ROM) is primary memory but hard disk, floppy, and DVD are secondary memory. ROM is a kind of computer storage that is used to hold programs and data that the processor of the device can access rapidly at any moment. It is regarded as a computer's main memory and can read and write data far more quickly than other types of storage, such as a hard drive.
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Question : DVD is:
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