Computer Basic Information
Before a disk drive can access any sector record, a computer program has to provide the record's disk address. What information does this address specify?

All of these
Surface number
None of these
Sector number
Track number

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Computer Basic Information
Which of the following is not an advantage of magnetic disk storage?

Disk storage is longer lasting than magnetic tape
All of these
Disk storage is less expensive than tape storage
None of these
The access time of magnetic disk is much less than that of magnetic tape

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