Why OOP-Object Oriented Programming-Lecture Slides, Slides of Object Oriented Programming

Download Why OOP-Object Oriented Programming-Lecture Slides and more Slides Object Oriented Programming in PDF only on Docsity! 2/8/2011 8 Corollary Introduction and learning the computer software for an engineering system is significant. Identification of an appropriate software is critically required to enhance the system functionality. If the software is unavailable engineer must be , able to create his/her own software. Lets Begin docsity.com 2/8/2011 9 Why OOP ? Developed to overcome limitations of the procedural programming languages e g C , . ., , Fotran, etc.. A set of instructions, given some input perform the desired output Divided and organized in functions for repeated set of instructions (easier to comprehend) However, as the program grows larger the level of complexity increases! Limitations of procedural languages Un-restricted access to global data l h b d dLoose re ations ip etween ata an its corresponding functionality Often provided in a poor or insignificant organization model Usman Younis docsity.com 2/8/2011 12 Class & Objects “Objects are members of classes” E g you can define as many variables of type int in . ., your program, as you require And you can define as many Objects of a Class in your program, as you require This means Class acts a blue-print of an Object Data Usman Younis Data Member Functions Member Functions Member Functions Data Member Functions Data Objects – An Example Buildings Usman Younis Gauges Steer docsity.com 2/8/2011 13 Inheritance Function A Local DataBase Class Function B Local Data Function A Local DataDerived Class Derived Class Usman Younis Function A Function B Function C, D Function A Local Data Function B Function E Function B Function F Derived Class docsity.com