Phases of Software Development and Programming Languages, Slides of Fundamentals of E-Commerce

Download Phases of Software Development and Programming Languages and more Slides Fundamentals of E-Commerce in PDF only on Docsity! Programming Docsity.com Lecture Objectives • Phases in Software Development Cycle – Phase1: Program Specifications – Phase2: Program Design (Documentation Techniques) • Psuedo code • Flow charting – Phase 3: Program Coding – Phase 4: Program Testing – Phase 5: Installing the Program – Phase 6: Program Documentation – Phase 7: Program Maintenance Docsity.com ….2- Example ( Advantage Advertising) C++ Code for “Compute time for Client A” Docsity.com …3. Program Code (Issues) • A variety of High Level Languages are available, including • Visual Basic, • Visual C • Java • Small Talk • Fortran • Selecting a particular language depends upon – The expertise of the programmer – Resources available for the program (hard-disk space, monitor type etc.) – The application area of the program Docsity.com 4. Program Test (Debugging) • Process of removing bugs (errors) from a program • Possible error types – Syntax Errors (Coding Errors) • Coding incorrectly • Causes: Typing mistakes/ violating language rules • Example: – PRNT “Hello” ‘A syntax error in PRINT statement of Quick Basic – printf(“%s: %d”,”Result”,x) ‘In C++, statement does not end with a semicolon (;) Docsity.com