There is a hard disk which has a rotational speed of 5,000 rpm, and an average seek time of 20 milliseconds. The recording capacity of one track on this disk is 15,000 bytes. What is the average access time (in milliseconds) required in order to transfer one 4,000-byte block of data?(in milliseconds)

Database System Concepts
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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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Subject: Computer Organization and Architecture
Topics Covered: IA-32 Architecture

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There is a hard disk which has a rotational speed of 5,000 rpm, and an average seek
time of 20 milliseconds. The recording capacity of one track on this disk is 15,000 bytes.
What is the average access time (in milliseconds) required in order to transfer one
4,000-byte block of data?(in milliseconds)
Transcribed Image Text:There is a hard disk which has a rotational speed of 5,000 rpm, and an average seek time of 20 milliseconds. The recording capacity of one track on this disk is 15,000 bytes. What is the average access time (in milliseconds) required in order to transfer one 4,000-byte block of data?(in milliseconds)
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