PowerPoint Presentation: APPLICATION UNDERSTANDING PRESENTED BY - BAHADUR ALI 676805 RAVI CHANDRA 676985 INTRODUCTION : USUSER INTERFACE ER INTERFACE INTRODUCTION DEFINITION : Application is a set of programs developed to perform a specific task. EXAMPLES: Need for Speed, Tally, Facebook, Gmail, etc. PARTS OF APPLICATION : PARTS OF APPLICATION Presentation Logic Business Logic Database User Parts of application ARCHITECTURE OF APPLICATION: ARCHITECTURE OF APPLICATION There are two bases on which the architecture of an application can be categorized : LAYER BASED : Deals with the logical separation of the code on the same machine. So, an application can be either one layered, two layered, three layered or n-layered. TIER BASED : Deals with the physical separation of the code on different machines, like webserver, application server, data base server. So, an application can be either one tiered, two tiered, three tiered or n-tiered. FUNCTIONS OF APPLICATION: FUNCTIONS OF APPLICATION CRUD - C REATE , R EAD, U PDATE, D ELETE These are the four fundamental functions that an application generally provides. E xplained using an example: Microsoft Access PowerPoint Presentation: CREATE OPERATION READ OPERATION: READ OPERATION UPDATE OPERATION: UPDATE OPERATION DELETE OPERATION: DELETE OPERATION CONCLUSION: CONCLUSION From the presentation, we can conclude that a typical application contains four basic functions, C R U D, and can be categorized into layers and tiers. PowerPoint Presentation: Any Queries?