acks per surface 256 sectors per track 512 bytes/sector Track-to-tr
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
Related questions
Question
Suppose a disk drive has the following characteristics:
- 5 surfaces
- 1024 tracks per surface
- 256 sectors per track
- 512 bytes/sector
- Track-to-track seek time of 8 milliseconds
- Rotational speed of 7500 RPM.
What is the average latency of the drive?
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