INTRODUCTION TO WEB BROWSER AND SEARCH ENGINES

May 18 • Notes • 4340 Views • 2 Comments on INTRODUCTION TO WEB BROWSER AND SEARCH ENGINES

INTRODUCTION TO WEB BROWSER AND SEARCH ENGINES

WEB BROWSER:-

  1. It is used to retrieve and transverse information across the World Wide Web.
  2. It basically allows user to access and retrieve and view documents and other resources on the internet. EX:- GoogleCrome, Opera Mini etc
  3. All major web browsers allows user to open multiple pages at the same time in one window or in different windows.
  4. They also include pop up blockers to prevent unwanted windows from popping up without users consent.
  5. Most browser functions can be extended by installing different plugins. Some of the common user interface in a web browser is the refresh button, forward and back button, refresh button as well as the status and address bar.

SEARCH ENGINES:-

– They are programs used to search documents with specified keywords and returns list of Search Enginedocuments with the keywords.

-Some of the search engine are google, bing and yahoo that enables user to search documents on the world wide web.

WORKING OF A SEARCH ENGINE:-

  1. A spider is sent out by the search engine to fetch as many documents as possible.
  2. Then the indexer reads these documents and creates an index based on the words found.
  3. They also use an algorithm to return only the meaningful result for each query.

 

SEARCH ENGINE STRATEGIES:-

  • It focuses on the marketing and optimization of the search engines.
  • It helps to know about the ins and outs of search engines in the field of marketing.

DIRECTORIES IN SEARCH ENGINES:-

  • They are selected internet finding aids that are arranged by subject and include only selected sites.
  • Search engines have directories in which the entries are listed under one or more categories.

META SEARCH ENGINE:-

  1. It is a tool that sends user requests to all other search engines and collects the result and displays them.
  2. It allows users to access several search engines simultaneously.
  3. It works on the principle that the web is too large for a single search engine to index data and comprehensive results can be obtained by combining several search engines.
  4. This also save user from using several search engine.
  5. It creates a virtual database. They take a users request and pass it to several heterogeneous database and then combine the results in a homogeneous manner based on an algorithm.

EXPECTED QUESTIONS

1) WHAT IS A WEB BROWSER?

2) WHAT ARE SEARCH ENGINES? HOW DOES IT WORK?

3) WHAT ARE THE STRATEGIES OF SEARCH ENGINES?

4)WHAT ARE DIRECTORIES IN SEARCH ENGINES?

5) WHAT IS A META SEARCH ENGINE?

Tell us Your Queries, Suggestions and Feedback

Your email address will not be published.

2 Responses to INTRODUCTION TO WEB BROWSER AND SEARCH ENGINES

  1. suriya prakash says:

    As an Internet user we have to know the working of Internet also.. this article explains some key aspects of browser and SEO which are essentials of Internet.

  2. Rachita Mishra says:

    This article gives the idea or introduction about the web browser . A web browser (commonly referred to as a browser) is a software application for retrieving, presenting and traversing information resources on the World Wide Web.

« »