Computer: Chapter 1 (Class VIII)
Computer Chapter - 1 Computer Network D. Define the following: 1. Network: A computer network is a collection of computers and devices connected by communication channels. 2. Protocol: A protocol is a set of rules that outlines the characteristics of how two devices communicate over the network. 3. Router: A router is a device that connects multiple computers together and transmits data to its correct destination on a network. 4. FTP: FTP stands for File Transfer Protocol. This is a set of rules that allows file uploading and downloading on the internet. 5. SMTP: SMTP stands for Simple Mail Transfer Protocol. This is an email protocol for sending emails across the internet. E. Differentiate between the following: Answer 1. POP3 (i) The user can view and access the emails after downloading them to their device. (ii) The emails can only be accessed from the device on which they were downloaded. IMAP (i) The user doesn’t have to download the emails to their device. They can vie