Use examples to explain the three components of a data communication system.

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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4.1 Use examples to explain the three components of a data communication system. 
Q.4.2 Briefly discuss any one major processing configuration. 
Q.4.3 Create a diagram that will show a star topology connecting five computers and a
hub.

Q.4.4 Motivate why a mesh topology is the preferred option for networks where a high
fault tolerance is critical.

Use an example to briefly explain what the Internet is and how the Internet is
related to the World Wide Web.

Q.5.2 Distinguish between newsgroups and discussion groups. 
Q.5.3 Briefly discuss what an intranet is and how it could benefit an organisation. 
Q.5.4 Give the term that can be used to best describe the following.
“A Web based development in which people, processes, data, and different
kinds of devices can all be connected via the Internet using various devices
including RFID, barcodes and QR codes.”

Q.5.5 Use examples to differentiate between the navigational tools, search engines
and directories.

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