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PERTEMUAN 9. TASK ANALYSIS. DIFFERENCES BETWEEN TASK ANALYSIS AND OTHER TECHNIQUES TASK DECOMPOSITION KNOWLEDGE-BASED ANALYSIS ENTITY-RELATIONSHIP-BASED TECHNIQUES. SOURCES OF INFORMATION AND DATA COLLECTION. Documentation Observation Interviews Initial analysis
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PERTEMUAN 9 TASK ANALYSIS
DIFFERENCES BETWEEN TASK ANALYSIS AND OTHER TECHNIQUES • TASK DECOMPOSITION • KNOWLEDGE-BASED ANALYSIS • ENTITY-RELATIONSHIP-BASED TECHNIQUES
SOURCES OF INFORMATION AND DATA COLLECTION • Documentation • Observation • Interviews • Initial analysis • Sorting and classification
USES OF TASK ANALYSIS • Manuals and tuition • Requirements capture and system design • Detailed interface design
WHAT IS DIALOG ? • Stuctured human dialogs • DIALOG DESIGN NOTATIONS
DIAGRAMMATIC NOTATIONS • State transition networks • Hierarchical state transition nets • Concurrent dialogs and combinatorial explosion of states • Escape and help • Petri nets • State charts • Flow charts • JSD Diagrams
TEXTUAL DIALOG NOTATIONS • Grammars • Production rules • CSP and event algebras • Parametrized and dynamic interleaved dialog structure
DIALOG SEMANTICS • Notation-specific semantics • Links to programming languages • Links to formal spesification • Distributed and centralized dialog description • Maximizing syntactic descrption
DIALOG ANALYSIS AND DESIGN • Action properties • State properties • Presentation and lexical properties