This document discusses various internet services including information retrieval, locating sites using search engines, finding people on the net, file transfer protocol (FTP), telnet protocol, downloading and uploading, and surfing. It defines information retrieval as getting information from the internet such as looking up CBSE syllabus. It describes search engines as programs designed to search the World Wide Web that use web crawlers, search algorithms, and indexes. Popular search engines mentioned include Google, Yahoo, and Bing.

1. Made by :-
UDIT MITTAL
X-E
PRESENTATION ON :-
Internet Services

2. Information Retrieval
To get the information from the internet is called
Information Retrieval. For example – To get the
information about CBSE syllabus just type
www.cbse.nic.in at the adress bar and press Enter .
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3. Locating sites using search
engines
Search Engine is a program that is designed to
search for information on WWW.
Search Engine consists of following
components –
 Web Crawler
 Search Algorithm
 Index
For example – Google , Yahoo , Bing etc.
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4. Finding People on Net
Many resources are available on the internet
for finding people. Some of the most popular
people finding websites are –
1. www.whitepages.com
2. www.anywho.com
3. www.whowhere.com
4. www.isearch.com
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5. File Transfer Protocol (FTP)
This protocol is the simplest way to exchange
files between computers on the internet.
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6. Telnet Protocol
Its stands for Terminal Protocol. It means a user
can log on to the remote computer & function as
if he/she were connected directly to that
computer. User start a session by specifying host
address & end the session by log off.
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7. Downloading & Uploading
Downloading
It means copying files from web-server to a web-
client is called Downloading.
Uploading
Copying files from web-client to web-server.
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8. Surfing
Exploring information on the Internet is called
Surfing.
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