Definitions3

Question 1

Web hosting

Answer 1

Is a serivice thst is provided by the company to users to create web-based applications, Example India.co.in

Question 2

Web Server

Answer 2

Stores web document and responds to the requests made by the web browsers, Example Apache web server, Google Web Server

Question 3

Web Browser

Answer 3

Is WWW client that navigates through the WWW and displays web pages- Example Chrome, Microsoft Edge

Question 4

Website

Answer 4

Is a collection of several web pages which are related to each other through hyperlinks, example cbse.nic.in

Question 5

IPv4

Answer 5

32-bit adressing scheme, as a series of 4 set of numbers, separated by periods, example 192.168.0.3

Question 6

IPv6

Answer 6

128-bit adressing scheme, as a series of 8 set of hexadecimal digits separated by colon, example 2001:4d10:3240:198d:0000:8aa2e:0370:7334

Question 7

URL

Answer 7

Stands for Uniform resourse locator that stores the address of a web page, example http://www.cbse.nin.in/academics.html

Question 8

XML

Answer 8

Is a Markup Language for creating documents in a structured format. Users can create their own tags along with predefined tags already defined by HTML

Question 9

HTML

Answer 9

Is a Markup Language that enables users to create web pages and format then using predefibed tags. Tags are called coded elements.

Question 10

Popular video conferencing software

Answer 10

Google Meet Skype

Question 11

Protocol for video Conferencing

Answer 11

H.323, SIP( Session Initiation Protocol)

Question 12

VoIP

Answer 12

For transferring voice, voice over Internet protocol is used. The voice calls are first digitized, compressed and then fragmented into small packets, which are then relayed by Internet Protocol cross network. Services provided by VoIP are Phone to Phone, PC to Phone, fax to email, fax to fax, voice to email, toll-free number

Question 13

IRC

Answer 13

Is used for chatting by sending and receiving text messages. The sender sends request to IRC server, which forwards this request to another client to communicate with each other.

Question 14

HTTP

Answer 14

Is used to transfer all files and other data from one computer to another on the World Wide Web. This protocol is used to transfer hypertext documents over the inernet. It defines how the data is formatted and transmitted over the internet.

Question 15

HTTPS

Answer 15

Same as def of HTTP adding that it is a protocol for securing communication between two systems (browser and web server). Prevents from hackers.

Question 16

FTP

Answer 16

File transfer Protocol is used to transfer files from server sysem to requesting node, primarily for information sharing.

Question 17

Protocol

Answer 17

Is a set of rules that giverns the network

Question 18

Satellite Link

Answer 18

Geostationary satellites orbiting the Earth are used to deliver broadband internet service, similar to the way satellites are used for telivision and teleohone signals. These use microwaves for communication btn a satellite dish placed at our home and the hub of satellite internet service providers

Question 19

Communication Media

Answer 19

Is a transmission media used for sending data or signal across the netwrok

Question 20

Tree Topology

Answer 20

Is just like Parent-child relationship

Question 21

Ring Topology

Answer 21

Each workstation is connected with the predecessor node as well as with the successor node, and thus forms a ring. Data is tranmitted in one diection. Token Ring is an example.

Question 22

Mesh Topology

Answer 22

When there is a point to point link between each computer in a network, it forms a mesh topology

Question 23

Topology

Answer 23

Is a way of connecting several devices with each other on a network.

Question 24

Router

Answer 24

Is a networking device that helps in forwarding packets from one machine to another using the shortest path. For example, suppose data has been divided into packets of a certain size and these packets are to be carried over a different type of network which cannot handle bigger packets, in such case, the data is to be replaced as smaller packets and then sent over the network by a router

Question 25

Switching technique

Answer 25

Circuit, Packet, Message; Add using TCP/IP protocolin between.