Computer Systems: Program... -Access
3rd Edition
ISBN: 9780134071923
Author: Bryant
Publisher: PEARSON
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Chapter 6, Problem 6.23HW
Program Plan Intro
Given Information:
A sector in a disk has the following parameters:
| Parameter | Value |
| Rotational Value | 15000 RPM |
| Tavg seek | 4 ms |
| Average numbers of sectors or tracks | 800 |
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Estimate the average time (in ms) to access a sector on thefollowing disk: Parameter Value Rotational rate 15,000 RPM Tabg seek 8 ms Average number of sectors/track 500
Calculate how much disk space (in whole sectors and tracks) will be required to store 1GB (230 bytes) of data if a disk is single-zoned with 512 bytes/sector and 1024 sectors/track. Ignore any file header record(s) and track indices.
Suppose a disk drive has the following characteristics:
-6 surfaces
-16,383 tracks per surface
-63 sectors per track
-512 bytes/sector
-Rotational speed of 7,200 RPM.
Please compute
a)The capacity of the drive
b)The average rotational delay.
Chapter 6 Solutions
Computer Systems: Program... -Access
Ch. 6.1 - Prob. 6.1PPCh. 6.1 - Prob. 6.2PPCh. 6.1 - Prob. 6.3PPCh. 6.1 - Prob. 6.4PPCh. 6.1 - Prob. 6.5PPCh. 6.1 - Prob. 6.6PPCh. 6.2 - Prob. 6.7PPCh. 6.2 - Prob. 6.8PPCh. 6.4 - Prob. 6.9PPCh. 6.4 - Prob. 6.10PP
Ch. 6.4 - Prob. 6.11PPCh. 6.4 - Prob. 6.12PPCh. 6.4 - Prob. 6.13PPCh. 6.4 - Prob. 6.14PPCh. 6.4 - Prob. 6.15PPCh. 6.4 - Prob. 6.16PPCh. 6.5 - Prob. 6.17PPCh. 6.5 - Prob. 6.18PPCh. 6.5 - Prob. 6.19PPCh. 6.5 - Prob. 6.20PPCh. 6.6 - Prob. 6.21PPCh. 6 - Prob. 6.22HWCh. 6 - Prob. 6.23HWCh. 6 - Suppose that a 2 MB file consisting of 512-byte...Ch. 6 - The following table gives the parameters for a...Ch. 6 - The following table gives the parameters for a...Ch. 6 - Prob. 6.27HWCh. 6 - This problem concerns the cache in Practice...Ch. 6 - Suppose we have a system with the following...Ch. 6 - Suppose we have a system with following...Ch. 6 - Suppose that a program using the cache in Problem...Ch. 6 - Repeat Problem 6.31 for memory address0x16E8 A....Ch. 6 - Prob. 6.33HWCh. 6 - Prob. 6.34HWCh. 6 - Prob. 6.35HWCh. 6 - Prob. 6.36HWCh. 6 - Prob. 6.37HWCh. 6 - Prob. 6.38HWCh. 6 - Prob. 6.39HWCh. 6 - Given the assumptions in Problem 6.38, determine...Ch. 6 - You are writing a new 3D game that you hope will...Ch. 6 - Prob. 6.42HWCh. 6 - Prob. 6.43HWCh. 6 - Prob. 6.45HWCh. 6 - Prob. 6.46HW
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- Identify TWO (2) disk performance parameters in the Maxtor hard disk specification that can be used to calculate access time. Explain how to calculate access time using the selected disk performance parameters. Explain the operation that is performed during data transfer.arrow_forwardThe average time necessary for the correct sector of a disk to arrive at the read write head is Rotational delay Explain?arrow_forwardCalculate the access time for a disk having the size of 512 byte/sector and the seek time of 12ms. The rotational rate is 5700 RPM. The data transfer rate is 3MB/sec, and the the controller overhead is 1ms, you may even assume that there is no service time for the access.arrow_forward
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