Computer Basic Information
Which of the following devices have a limitation that we can only store information to it but cannot erase or modify it?

None of these
Floppy Disk
Hard Disk
Tape Drive
CD-ROM

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Computer Basic Information
In a punched card system, data is processed by a

accounting machine, posting machine, and billing machine
None of these
accounting machine, keypunch machine, and sorter
sorter, posting machine, and billing machine
keypunch machine, sorter, and posting machine

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