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CMP 131 Introduction to Computer Programming Violetta Cavalli-Sforza Week 1, Lab

Outline of Topics ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Software Categories ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

A Layered View of the Computer Machine with all its hardware System Software Compilers, Interpreters,Preprocessors, etc. Operating System, Device Drivers Application Programs Word-Processors, Spreadsheets, Database Software, IDEs, etc…

Operating System (OS) ,[object Object],[object Object],[object Object],[object Object],[object Object]

Programs ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Computer Languages ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Machine Language ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],0000 0000 0110 0011 0000 0000 0101 0100 0000 0000 0100 0010 Address Operation

Assembly Language ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

High-level language ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Syntax & Semantics ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Syntax & Grammars ,[object Object],[object Object],[object Object],[object Object]

Compilers & Programs ,[object Object],[object Object],[object Object],[object Object]

Compilation into Assembly L Compiler Assembler Source Program Assembly Language Assembly Language Machine Language

Compilers & Programs ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

What is a Linker? ,[object Object],[object Object],[object Object],[object Object]

Running Programs Memory Input Data Program Output Machine language program (executable file) Data entered during execution Computed results C P U ,[object Object]

Program Execution ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Program Errors ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Compilation ,[object Object],[object Object],[object Object],[object Object],Compiler Target Program Source Program Target Program Input Output

Interpretation Interpreter Source Program Input Output ,[object Object],[object Object]

Compilation vs. Interpretation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Mixture of C & I Translator Source Program Intermediate Program VM Intermediate Program Input Output ,[object Object],[object Object]

JAVA Compiler Interpreter Java bytecode ML ,[object Object],[object Object]

Homework/Contact ,[object Object],[object Object],[object Object],[object Object]

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