Q1// A magnetic disk drive has the following characteristics: Rotational speed 10000 RPM • HTH switching time 4 ms • Average TTT seek time = 6 ms • 10 platters, 2048 tracks per platter side recorded on both sides, 100 sectors per track on all tracks. • Sector size = 512. The Questions are as following: 1. What is the drive's storage capacity? 2. How long it will take to read the drive's entire contents sequentially?

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
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Q1// A magnetic disk drive has the following characteristics:
• Rotational speed = 10000 RPM
• HTH switching time = 4 ms
• Average TTT seek time = 6 ms
• 10 platters, 2048 tracks per platter side recorded on both sides, 100 sectors per track on
all tracks.
Sector size = 512.
The Questions are as following:
1.
What is the drive's storage capacity?
2.
How long it will take to read the drive's entire contents sequentially?
Transcribed Image Text:Q1// A magnetic disk drive has the following characteristics: • Rotational speed = 10000 RPM • HTH switching time = 4 ms • Average TTT seek time = 6 ms • 10 platters, 2048 tracks per platter side recorded on both sides, 100 sectors per track on all tracks. Sector size = 512. The Questions are as following: 1. What is the drive's storage capacity? 2. How long it will take to read the drive's entire contents sequentially?
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