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Recent questions tagged secondary-storage

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2 answers

1

Magnetic Disk
Ans. 52 msec

Na462 asked in Operating System Aug 4, 2018

by Na462

1.1k views

1 vote

1 answer

2

Hamacher COA 5.7,p-362
A computer uses a small direct-mapped cache between the main memory and the processor. The cache has four 16-bit words, and each word has an associated 13-bit tag, as shown in Figure P5.2a. When a miss occurs during a read operation, the ... the cache is $1\tau$. Calculate the execution time for each pass. Ignore the time taken by the processor between memory cycles.

rahul sharma 5 asked in CO and Architecture May 23, 2017

by rahul sharma 5

955 views

3 votes

3 answers

3

How long does it take to load a 64-KB program from a disk
How long does it take to load a 64-KB program from a disk whose average seek time is 10 msec., whose rotation time is 20 msecs., and whose track holds 32-KB for a 2-KB page size?(How to solve this?)

Purple asked in Operating System Jan 29, 2016

by Purple

6.1k views

0 votes

1 answer

4

Consider a magnetic disk drive with 8 surfaces, 512 tracks per surface, and 64 sectors per track. Sector size is 1 KB.

nitin.nilesh asked in CO and Architecture Oct 2, 2015

by nitin.nilesh

19.0k views

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Recent questions tagged secondary-storage