Consider a disk with a sector size of 512 bytes, 2000 tracks per surface, 50 sectors per
Question:
1. What is the capacity of a track in bytes? What is the capacity of each surface? What is the capacity of the disk?
2. How many cylinders does the disk have?
3. Give examples of valid block sizes. Is 256 bytes a valid block size? 2048? 51200?
4. If the disk platters rotate at 5400 rpm (revolutions per minute), what is the maximum rotational delay?
5. If one track of data can be transferred per revolution, what is the transfer rate?
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1 Bytestrack bytessector sectorstrack 512 50 25K Bytessurface bytestrack trackssurface 2...View the full answer
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Related Book For 
Database management systems
ISBN: 978-0072465631
3rd edition
Authors: Raghu Ramakrishan, Johannes Gehrke, Scott Selikoff
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