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How many 16 port switches required to connect 31 computers in a network?Īns. It uses Transmission Control Protocol and runs on TCP port 20 and TCP port 21.ĥ. It uses Transmission Control Protocol and runs on TCP port 80. The URLs that use the HTTP protocol begin with HTTP. We use HTTP for providing various web pages from the web browser to the web server. It is the set of rules that permit the downloading and uploading the files on the computer over the internet. It is the set of rules that how web pages are transferred on different computers over the internet. The term FTP is a File Transfer Protocol. The term HTTP is a Hypertext Transfer Protocol. HTTP is used to transfer web pages between a client and a server while FTP is used to transmit files among different hosts. Can we compare HTTP and FTP protocols? Mention their functionality.Īns. A valid IPv4 address must be in the form of A.B.C.D, where A, B, C, and D are numbers from 0-255. Give five examples of valid and five examples of invalid IPv4 addresses.Īns. Additionally, a single host can have multiple network interfaces, each with a different hostname.ģ. Hostname is not a reliable way to identify a computer network because a hostname can be changed easily, and multiple hosts can have the same hostname. Why hostname should not be used to identify a computer in a computer network?Īns. Some important network components are a Network Interface card, Router, HUB, Switch, Repeater, Bridge, server, and Modem.Ģ. Computer network components are the major parts which are needed to install the software. Draw a block diagram of a MAN network labeling the name of each component.Īns. Mention the names of components required to set up a MAN network.