Q19.Marks: +2.0UGC NET Paper 2: Computer Science 26th Nov 2021
Given below are two statements
Statement I : Telnet, Ftp, Http are application layer protocol
Statement II : The Iridium project was planned to launch 66 low orbit satellites.
In light of the above statements, choose the correct answer from the options given below
1.Both Statement I and Statement II are true✓ Correct
2.Both Statement I and Statement II are false
3.Statement I is true but Statement II is false
4.Statement I is false but Statement II is true
Solution
Telnet:
Teletype Network. It is an application layer protocol that enables one computer to connect to local computer. It is a used as a standard TCP/IP protocol for virtual terminal service. It provides bi-directional text-oriented communication in the network.
FTP:
File Transfer Protocol. It is a standard communication protocol present in application layer that is used for the transfer computer files from a server to a client on a computer network. It is built on a client-server model architecture using separate control and data connections between the client and the server.
HTTP:
Hyper Text Transfer Protocol. It is an application layer protocol in the Internet protocol suite model for distributed, collaborative, hypermedia information systems. It is used to load pages using hyperlinks.
Statement I is TRUE.
Iridium Project:
The Iridium satellite constellation provides L band voice and data information coverage to satellite phones, pagers and integrated transceivers over the entire surface of Earth. Iridium Communications owns and operates the constellation, additionally selling equipment and access to its services. In this project, 66 low orbit satellites were planned to launch.