Page 382 - IT 402 v2.0 class 10
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  B2C (Business to Consumers): It refers to electronic transactions among business houses and consumers.
                C2C (Consumer to Consumer): It refers to electronic transactions among general consumers who want to
                resell used goods.
            5.   ist the name of any four blogs.

          ns.  he names of four different categories of blogs are:
                Personal Blogs: The most common and traditional type of a blog is a personal blog. It may be sentimental and
                can be customised to be read by the blogger only. It allows the blogger to share their thoughts and feelings
                with friends or others on the Internet. An example of a personal blogging website is Blogger.
                Corporate Blogs: The blogs that are uploaded for business or commercial purpose are called corporate blogs.
                These blogs are used by companies or organisations to enhance internal communication . It includes feedback
                of customers regarding promotion of products, brands, or public relations.
                Genre Blogs:  he blogs that are used for publication of articles on specific topics and sub ects are called genre
                blogs. One can find a variety of political blogs  travel blogs  home decoration blogs  fashion blogs  educational
                blogs etc. on the Internet.
                Spam Blogs: Their sole purpose is to spam. A spam blog is a type of scraper site in which the contents are either

                unauthentic, stolen, or copied from other websites. They are generally unknown and obscure.
             .   ist the name of  oggle keys.
          ns.   he names of  oggle keys are Num  ock   aps  ock  and Scroll  ock.
             .   hat is     architecture

         Ans.  P2P refers to Peer-to-Peer network. In such a network, all the connected computers have equal access, rights, and
              responsibilities, and all the nodes or workstations have equal capabilities.

            8.  Explain any two wired and wireless Internet connectivity options.
          ns.   wo types of wired connections are:
                Dial-up Connection: It is a type of connectivity that uses modems and telephone lines to connect to the
                Internet. In this type of connection  the speed of data transfer is lesser in comparison to broadband or  S  and
                the Internet connectivity has to be established each time a user switches the computer on or uses the telephone
                line for voice calling.
                DSL/Broadband Connection: It is a type of connectivity that maintains a connection to the Internet without
                disturbing the telephone line. In this case, the data transfer rate is much higher than a dial-up connection.
                 Nowadays  optical fibers are used to provide high-speed Internet connections.
                  wo types of wireless connections are:
                   Wi-Fi: It is a network of wireless connections that can establish communication using radio frequency like
                  Bluetooth. It is used to connect devices like video game consoles, home networks, mobile phones, i-Pads,
                  i-Pods, etc. It can also connect Wi-Fi-enabled PCs or PDAs within a limited range.
                   Wi-Max: It stands for Worldwide Interoperability for Microwave Access. It is a type of telecommunication
                  technology that provides wireless transmission from multi-point links to provide Internet access to devices
                  within a range of 50 km radius from the base station. It provides speeds of up to 3Mbps. It lets users avail
                  Internet  connections  from  far  off  locations  and  enables  the  establishment  of  wireless  Internet  networks
                  within campuses.
             .   hat is protocol   xplain     I  and     S protocols.
          ns.   rotocol refers to the set of rules which defines the standardised way of doing actions and formatting data so that
              two or more devices are able to communicate and understand each other.
                TCP/IP:       ransmission  ontrol  rotocol  and I   Internet  rotocol  are two different protocols rules for
                governing the communication among computers connected to the Internet. The IP manages the movement of
                the packets over the Internet.


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