It may require more functionalities of Social Networking to reach the necessary level of detail about the Social Networking functioning. Second Level Data flow Diagram(2nd Level DFD) of Social Networking Site :ĭFD Level 2 then goes one step deeper into parts of Level 1 of Social Networking. Processing Social Network records and generate report of all Social Network.Processing Videos records and generate report of all Videos.Processing Photos records and generate report of all Photos.Processing Shares records and generate report of all Shares.Processing Posts records and generate report of all Posts.Processing Friends records and generate report of all Friends.Processing Users records and generate report of all Users.Main entities and output of First Level DFD (1st Level DFD): You will highlight the main functionalities of Social Networking. DFD Level 1 provides a more detailed breakout of pieces of the 1st level DFD. It also identifies internal data stores of Social Network, Videos, Photos, Shares, Posts that must be present in order for the Social Networking system to do its job, and shows the flow of data between the various parts of Users, Posts, Videos, Social Network, Photos of the system.

Videos Methods : addVideos(), editVideos(), deleteVideos(), updateVideos(), saveVideos(), searchVideos()Ĭlass Diagram of Social Networking Site :įirst Level Data flow Diagram(1st Level DFD) of Social Networking Site :įirst Level DFD (1st Level) of Social Networking Site shows how the system is divided into sub-systems (processes), each of which deals with one or more of the data flows to or from an external agent, and which together provide all of the functionality of the Social Networking Site system as a whole.Photos Methods : addPhotos(), editPhotos(), deletePhotos(), updatePhotos(), savePhotos(), searchPhotos().Shares Methods : addShares(), editShares(), deleteShares(), updateShares(), saveShares(), searchShares().Posts Methods : addPosts(), editPosts(), deletePosts(), updatePosts(), savePosts(), searchPosts().Friends Methods : addFriends(), editFriends(), deleteFriends(), updateFriends(), saveFriends(), searchFriends().Users Methods : addUsers(), editUsers(), deleteUsers(), updateUsers(), saveUsers(), searchUsers().Videos Attributes : video_id, video_name, video_type, video_descriptionĬlasses and their methods of Social Networking Site Class Diagram:.Photos Attributes : photo_id, photo_name, photo_size, photo_type, photo_description.Shares Attributes : share_id, share_post_id, share_name, share_type, share_description.Posts Attributes : post_id, post_user_id, post_title, post_type, post_description.Friends Attributes : friend_id, friend_name, friend_mobile, friend_email, friend_friendname, friend_password, friend_address.Users Attributes : user_id, user_name, user_mobile, user_email, user_username, user_password, user_address.Videos Class : Manage all the operations of VideosĬlasses and their attributes of Social Networking Site Class Diagram:.Photos Class : Manage all the operations of Photos.Shares Class : Manage all the operations of Shares.Posts Class : Manage all the operations of Posts.Friends Class : Manage all the operations of Friends.Users Class : Manage all the operations of Users.Classes of Social Networking Site Class Diagram: The main classes of the Social Networking Site are Users, Friends, Posts, Shares, Photos, Videos. Social Networking Site Class Diagram describes the structure of a Social Networking Site classes, their attributes, operations (or methods), and the relationships among objects.

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