12th Standard Syllabus & Materials

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TN 12th Computer Applications மின்னணு தரவு பரிமாற்றம் Sample Question Papers Study Material - QB365 Set A

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12th Standard

TN 12th Computer Applications மின் - வணிக பாதுகாப்பு அமைப்புகள் Sample Question Papers Study Material - QB365 Set A

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12th Standard

TN 12th Computer Applications மின்னணு செலுத்தல் முறைகள் Sample Question Papers Study Material - QB365 Set A

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12th Standard

TN 12th Computer Applications மின் - வணிகம் Sample Question Papers Study Material - QB365 Set A

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12th Standard

TN 12th Computer Applications திறந்த மூல கருத்துருக்கள் Sample Question Papers Study Material - QB365 Set A

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12th Standard

TN 12th Computer Applications வலையமைப்பு வடமிடல் Sample Question Papers Study Material - QB365 Set A

12th Standard English Medium Computer Applications Subject Network Examples and Protocols Book Back 3 Mark Questions with Solution

Published on: 05/06/2021

QB365 provides detailed and simple solution for every book back questions in class 12 Computer Applications subject.It will helps to get more idea about question pattern in every book back questions with solution.

Download Tamil Nadu 12th Standard Computer Applications question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.

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Std: 12th Standard - Computer Applications

chapter: - Book back Questions

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Questions:

Generic 3

5 x 3 = 15

Expand (i) UDP (ii) DNS (iii) OSI (iv) RFID

What are the layers available in TCP/IP Reference Model?

Write short notes on HTTP, HTTPS, FTP.

List out the components of a RFID enabled system.

Compare Internet, Intranet and Extranet.

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Answers Key:

Generic 3

5 x 3 = 15

(i) UDP- User Datagram Protocol
(ii) DNS - Domain Name System
(iii) OSI – Open System Interconnection
(iv) RFID- Radio Frequency Identification

There are four total layers of TCP/IP protocol, each of which is listed below with a brief description.
(i) Network Access Layer - Concerned with building packets.
(ii) Internet Layer - describes how packets are to be delivered.
(iii) Transport Layer - ensure the proper transmission of data.
(iv) Application Layer - application network processes. These processes include File transfer Protocol (FTP), Hypertext Transfer Protocol (HTTP), and simple Mail Transfer Protocol (SMTP).

(i) HTTP: A protocol used between a web client and a web server protects non-secure data transmissions. The core protocol of the World Wide Web.
(ii) HTTPS: A protocol used between a web client and a web server permits secure data transmissions.
(iii) FTP: Used between computers for sending and receiving data. Enables a client to send and receive complete files from a server.

Main components of RFID system
1. RFID tag: It has silicon microchip attached to a small antenna and mounted on a substrate.
2. A reader: It has a scanner with antennas to transmit and receive signals, used for communication.
3. A controller: It is the host computer with a microprocessor which receives the reader input and process the data.

Comparision between Internet, intranet and Extranet

S.No	Internet	Intranet	Extranet
Meaning	Several Networks, small and big over the world, are connected together to form a Global network called the Internet.	Intranet is a website used by organizations to provide a place where employees can access company related information	Extranet is a private network using Internet technology to share part of business information with supplier's parthers and customers.
Applications	Download programs and files	Sharing of company policies/ rules and regulations	Online education/ training
Network accessibility	Public Access	Private Access	Private Access