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Computer Science IGCSEPDF 52
142 pagesrevision 46930
PDF 52
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Summary:
Examples
Feature
Purpose
Assembler
System Software
Common Features:
● Code Editor:
● Translator:
● Debugger:
● Auto-completion / Auto-correction:
● Run-time Environment:
● Output Console:
Examples:
Application Software
Manages hardware &
resources
OS, Drivers, Utilities
Converts assembly code to
machine code.
● Compiler → Fast execution, errors at the end.
● Interpreter → Easy debugging, slower runtime.
● Assembler → Used for direct hardware control.
Executable
file.
Word Processor,
Browser
Performs user tasks
Definition:Asinglesoftwaresuiteprovidingtools to write, test, and debug programs.
Used in
low-level/embedded
systems.
Syntaxhighlighting,indentation, and line numbering.
Built-incompiler/interpreter.
Step-throughexecution,breakpoints, variable inspection.
Suggests and corrects code syntax.
Executesand tests programs inside the IDE.
Displaysprogramresults or errors.
IDLE(Python),Eclipse(Java), Visual Studio (C#), Code::Blocks (C++).
4.8 System Software vs Application Software
4.7 Integrated Development Environments (IDEs)