Internet Training in Ambala ! BAtra Computer Centre

Ph. No.: 8222066670, 4000670 Website: www.batracomputercentre.com



The INTERNET is the network of Computers, Which links many different types of computers all over the world

ARPANET : Was the first WAN and had only four sites in 1969

In 1989, the U.S. government lifted restriction on the use of INTERNET, and allow its usage for commercial purposes as well


Electronic Mail (E-mail)- Allow user to send a mail (message) to another internet user in any part of the world in a near real time manner

File transfer Protocol (FTP) Allow user to move a file from one computer to another on internet. Telnet – Allow a user to log into another computer somewhere on the internet


E-mail is a rapid and productive communication tool because:- It is faster than paper mail Unlike telephone, The persons

communicating with each other need not to be available at the same time

Unlike fax document, Email documents can be stored in a computer and be easily edited using editing programs


File Transfer Protocol

Moving a file from a remote computer to ones own computer is known as Downloading.

Moving a file from ones own computer to a remote computer is known as uploading

Anonymous FTP site in a computer allows a user to log in with the username of anonymous and password that is user’s email address

Anonymous FTP sites are publically accessible because they can be accessed by user on internet.


Telnet

Using the computing power of the remote computer

Using a software on the remote computer

Accessing remote a computers data based or achieve

Logging into once own computer from another computer

Some common uses of telnet service are : -



The World Wide Web World wide web or W3 is the most

popular or promising methods of organizing and accessing information on the internet

Hypertext is the new way of information storage and retrieval that enables authors to structure information in novel ways.

A properly designed hypertext document enable this by using a series of link

A link is a special type of item in a hyper text document connecting a document to another document

Hypertext document on internet are known as Web pages.


Internet Search Engines

Internet search engine is an application, which help user to locate web sites containing useful information and references.

To search Information

A user types the description of the information using the using interference of the search engine

The search engine then searches the requested information on the WWW and return the results to the user

Results enable the user to locate the requested quickly from the last ocean of information available on the internet


Major Element of internet search engines Search Engine Interface

enable user to provide description of desired information to the search engine Search engine may allow specification of simple keywords and phrases, combination of keywords and phrases using Boolean operators and exclusion / inclusion operators, and title and URL limiters Information Discoverer Discoverer information from the WWW and creates a database for the search engine Search engine use the database to locate useful information during the search process Presenter of Search Results Search engine often list search results in accordance to a relevance score Relevance source reflect the number of times a search term appears in a wen page Some search engine also allows user control relevance score by giving different weights.




Uses of Internet

On-line communication Software sharing Exchange of view on topics of common

interest Posting of information of general

interest Organization promotion Product promotion and feedback about

products Customer Support service On-line Shopping

Some important current strategic of the Internet are:



ADDRESS: SCO -15, Dayal Bagh, Near Hanuman Mandir Ambala Cantt-133001 HaryanaPh. No.: 9729666670, 8222066670 &0171-4000670Email ID: [email protected]: www.batracomputercentre.com



Date post:	13-Apr-2017
Category:	Education
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Internet Training in Ambala ! BAtra Computer Centre

Education