Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Device network connection
The network segment is formed by attaching connectivity devices to network cables. Data are not filtered by the hub. The data packets are transmitted again to all the parts through the hub. Nowadays the computers are connected to networks using a hub or …
Question

Which of the following ports would be used during a domain name lookup?
a. 22
b. 23
c. 53
d. 110
e. 443

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c. 53
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Standard Port Number.
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