Flashcard Set Preview
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Design process has four stages
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feasibiltypreliminary designdetailed designplanning
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Separation of concerns
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subdivision of a problem into independent parts.
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Arch patterns
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State-logic-displayMVCSense-compute-control
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Arch Styles
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SummaryComponentsConnectorData elements.TopologyAdditional constraintsQualities yielded
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OO
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State strongly encapsulated with functions that operate on state as objects. Components:...
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Virtual machine
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Summary:Consists of ordered sequence of layers; each layer or vm, offers a set of...
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Client-server
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Summary: clients send requests to server, which performs the required functions and replies...
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Batch-sequential
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Summary: separate programs are executed in orderComponents independent programsConnectors:...
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Pipe-and-filter
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Separate programs are executed, potentially concurrently; data passed as as stream from one...
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Blackboard
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Summary: Indpeendent programs access and ocmmunciate expclusively through a global data repocomponents:...
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Rule-based/expert system:
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Summary: inference engine parses user input and determiens whter it is a fact/rule or a querycomponents:...
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Basic Interpreter
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summary: parses and executres input commandscompoennets: command interpreter, program/interprester...
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Mobile code:
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Summary: code moves to be inteprreted on another host; depeniding on the variant, state does...
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Publish-subscribe
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Summary: subscribers register/deregister to receive specific messages or content.Components:...
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Event-based
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summary: indpeendent components asynchronously emit and recive events communicate dover event...
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