Three Letter Acronym TLA An introduction to programming concepts for children Overview Functionality Commands for Worm Literal commands inch right green Purpose A small entertaining programming language Young people learn basic programming concepts Need for Change Capitalizing on Learning Grades 4 or 5 Abstract reasoning Present limitations Too Complex Little relative value Architecture Lexer Parser Tree Walker GUI Front End Check syntax grammar Applet accepts commands from Inchworm object Back end Generates Inchworm object Lexer Parser Lexer Breaks code into tokens Parser Generates Syntax Tree Tree Walking Generates Back end code Front end Applet wrapped with GUI GUI receives commands from InchApp object Error Testing Front end Back end White box testing Verifying functions perform properly Ex Testing our silkworms ability to draw a square Black box testing Lexical conventions Proper parsing Conclusion Suggestions TLA bridges the programming age gap Teamwork and division of labor are essential Timelines and strict deadlines should be maintained Anticipate time constraints and monitor program scope When all else fails make friendship bracelets TLA pals for life
View Full Document
Unlocking...