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2 cards from this section. Quick, good the night before a test.
What is a device driver, and why is it important?
Think about how the operating system and hardware interact.
Define seek time.
Consider the movement of the read/write head.
What is the main function of a device driver?
Consider the relationship between software and hardware.
True or False: The external memory is volatile and loses information when power is turned off.
Think about how data is stored.
If a magnetic disk can access data from 8 tracks with 4 sectors per track and 2 surfaces, calculate its total data capacity for blocks of 1024 bytes.
Use the same formula shown before for capacity calculation.
Discuss how performance can be optimized when multiple processes request data simultaneously from a magnetic disk.
Think about load management strategies.
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