server in the tables below. i. Which of these times should it use to set its clock? ii. To what time should it set it? iii. Estimate the accuracy of the

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
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A client attempts to synchronize with a time server. It records the round-trip times and
timestamps returned by the server in the tables below.
i. Which of these times should it use to set its clock?
ii. To what time should it set it?
iii. Estimate the accuracy of the setting with respect to the server’s clock. If it is known that the time between sending and receiving a message in the system concerned is at least 8 ms, do your answers change?

Table 1

Round-trip (ms)  Time (hr:min:sec)
22 10:54:23.674
24 10:54:25.450
19 10:54:28.342
20 10:54:29.742
21 10:54:30.123
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