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26 Cards in this Set
- Front
- Back
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Modules
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Small programs units that are combined to make programs
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Functions
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Are modules
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Functional decomposition
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The act of reducing a large program into more manageable methods
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Method header
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The first line of a method
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Method body
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Contains all statements in a method
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Method return statement
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Marks the end of the method and identifies the point at which control returns to the calling method
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Calling method
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Invokes a statement, causing it to execute
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Invoking a method
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Calls a statement, causing it to execute
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Encapsulation
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Features of methods that provides for their instructions and data to be contained in the method
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Stack
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Holds the memory addresses to which method calls should return
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Local
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Describes data items that are usable only within the method in which they are declared
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In scope
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Describes items that are visible in a method
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Out of scope
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Describes data items that are no longer visible to a method
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Global
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Variables and constants are known to an entire class.
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Arguments to a method
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The data items sent to a method
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Parameters
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The data items received by methods
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Passed by value
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Describes parameters received by a method as a copy.
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Implementation hiding
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A principle of object-oriented programming that describes the encapsulation of method details within a class
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Parameter list
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The list of parameters in a method header
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Signature
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A methods name and parameter list
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Return type
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The data type for any value that is return
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Void method
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Returns no value
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Method declaration
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Composed of the methods return type and signature
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Overloading
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Involves supplying diverse meanings for a single identifier.
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Overload a method
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to write multiple methods with a shared name but different parameter lists
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Polymorphism
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The ability of a method to act appropriately according to the context
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