cbse cs logo


Computer Applications 165
Topic : Networking

Services available on the internet:


  1. Online Shopping: The internet has made shopping more convenient than ever before. People can browse and purchase products from the comfort of their homes.

  2. Online Banking: Online banking has made banking transactions much more convenient. People can access their bank accounts, transfer funds, and pay bills from anywhere.

  3. Social Networking: Social networking sites allow people to connect with each other and share information and updates. Examples include Facebook, Twitter, and LinkedIn.

  4. Online Gaming: Gaming websites and platforms allow people to play games with others from all around the world. Examples include Steam, Xbox Live, and PlayStation Network.

  5. Streaming Services: The internet has made it possible to stream movies, TV shows, and music online. Examples include Netflix, Hulu, and Spotify.

  6. Online Learning: The internet has made it possible for people to learn new skills and subjects online. Examples include online courses, tutorials, and educational videos.

  7. Job Searching: The internet has made it easier for job seekers to search for and apply to jobs. There are many online job boards and career websites that allow people to find job listings and apply online.

  8. Information Retrieval: The internet is a vast repository of information, and search engines like Google and Bing make it easy to find information on almost any topic.

  9. Email: Email is one of the oldest and most widely used services on the internet. It allows people to send and receive messages and files from anywhere in the world.

  10. VoIP: Voice over Internet Protocol (VoIP) allows people to make phone calls over the internet, often at lower costs than traditional phone services. Examples include Skype, Zoom, and Google Meet.

Information Retrieval


Information retrieval is the process of finding and retrieving information from a collection of data or documents, typically stored in a computer system or on the internet. It involves the use of search engines or other tools to locate relevant information based on a user’s query or search terms.

Search engines like Google, Bing, and Yahoo are examples of information retrieval systems that use algorithms to search for and present relevant information to users. These systems use a variety of techniques to analyze and rank information based on factors such as keyword frequency, website popularity, and relevance to the user’s query.

Information retrieval is an important aspect of many fields, including academia, business, and government. It is used to find research articles, legal documents, and other relevant information, and to assist with decision making and problem solving.

Search engines :


Search engines are powerful tools for locating websites and other online resources based on specific keywords or search terms. Here are some steps for using search engines to locate sites:

  1. Determine your search terms: Think about the keywords or phrases that are most relevant to the information you are looking for. For example, if you’re looking for information about gardening, you might use search terms like “gardening tips,” “garden design,” or “vegetable gardening.”

  2. Choose a search engine: There are many search engines available, including Google, Bing, Yahoo, and DuckDuckGo. Choose the one that you prefer or that you are most familiar with.

  3. Enter your search terms: Type your search terms into the search engine’s search box and click on the search button or press the “Enter” key.

  4. Review the search results: The search engine will display a list of websites and other online resources that match your search terms. Review the search results and click on the links that seem most relevant to your search.

  5. Refine your search: If your search results are not what you were looking for, try refining your search terms. You can also use advanced search features, such as searching for specific file types or restricting your search to a particular website.

Overall, using search engines to locate websites and other online resources can be a fast and effective way to find the information you need. With practice, you can learn to use search engines more effectively and efficiently.

Finding people on the net;


Finding people on the internet can be a bit more challenging than locating websites or online resources. Here are some tips for finding people on the net:

  1. Use search engines: You can use search engines like Google or Bing to search for people online. Type the person’s name or any other information you have about them into the search box and see what results come up.

  2. Try social media: Social media platforms like Facebook, LinkedIn, and Twitter are great places to find people online. If you know the person’s name or email address, you can search for them on these platforms and see if they have a profile.

  3. Use people search engines: There are several people search engines available online, such as Spokeo, Whitepages, and Pipl. These sites allow you to search for people based on their name, location, phone number, or email address.

  4. Check public records: Public records, such as court documents, property records, and voter registration lists, can also be a good source of information about people. You can search for these records online through government websites or commercial databases.

  5. Use professional networks: If you are trying to find a business associate or someone in a particular industry, you can try using professional networks like LinkedIn. These platforms allow you to search for people based on their job title, company, or industry.

Remember to be careful when searching for people online and to respect their privacy. Not everyone wants to be found online, so be sure to respect their wishes if they do not want to connect with you.

error: Content is protected !!