Consider a circular disk where tracks are numbered from 0 to 100, if we have a following request vector 4,34,10,19,73,89,17 If currently header at 22 and moving up,find the total head moment in order to satisfy this request using FCFS.
1.265
2.233
3.224
4.223
Consider a circular disk where tracks are numbered from 0 to 100, if we have a following request vector 4,34,10,19,73,89,17 If currently header at 22 and moving up,find the total head moment in order to satisfy this request using C-Scan.
1.123
2.197
3.178
4.None of the above
Consider a circular disk where tracks are numbered from 0 to 100, if we have a following request vector 4,34,10,19,73,89,17 If currently header at 22 and moving up,find the total head moment in order to satisfy this request using LOOK.
1.152
2.167
3.197
4.180
Consider a circular disk where tracks are numbered from 0 to 100, if we have a following request vector 4,34,10,19,73,89,17 If currently header at 22 and moving up,find the total head moment in order to satisfy this request using Scan.
1.103
2.174
3.187
4.190
Consider a circular disk where tracks are numbered from 0 to 100, if we have a following request vector 4,34,10,19,73,89,17 If currently header at 22 and moving up,find the total head moment in order to satisfy this request using SSTF.
1.103
2.174
3.123
4.223
Consider a disk where each sector contain 256 bytes, each track contains 512 sectors and disk contain 64 tracks, what is the capacity of disk ?
1.256 KB
2.128 KB
3.8 MB
4.1 MB
Consider a disk where each sector contain 64 bytes, each track contains 128 sectors and disk contain 1000 tracks, what is the capacity of disk ?
1.8MB
2.16MB
3.32MB
4.None of the above
In double inter-leaving , the transfer time is become
1.3 times
2.2 times
3.2.75 time
4.remain constant
In single inter-leaving, the transfer time is
1.double
2.triple
3.constant
4.varies according to header
Time taken by read/write header to reach the correct track is -
1.Rotational latency
2.Seek time
3.Transfer time
4.None of the above