Exam 11: Multiple Classes and Inheritance

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____ the text means writing the next record in the file following the last record currently in the file.​

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The MaskFull property will return a value of ____ if the mask area of a masked textbox is not completely filled.​

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Use the ____ function to test an input value to ensure that it is numeric.​

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​In a three-tier architecture,the business classes should not be concerned with the functionality of the user interface.

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The business tier of a three-tier architecture contains the code required to read and write data from permanent storage.​

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If the developer writes no code for a class constructor,Visual Basic automatically generates whatever processing must be accomplished to prepare the object for use.​

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If the developer writes no code for a class ____,Visual Basic automatically generates any processing that must be accomplished to prepare the object for use.​

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​Identify the letter of the choice that best matches the phrase or definition. a.​classes b.​TabIndex c.​encapsulation d.​SelectedIndex e.​subclass f.​Overridable g.​object h.​three-tier i.​StreamWriter j.inheritance REFERENCES: 754 755 755 755 759 765 765 749 770 776 -​Variables declared in a base class are available for use in a subclass through this

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A constructor procedure cannot contain arguments.​

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Generally,when using multiple classes within a program,variables in a class should not be available to code within other classes within the program.​

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​The code in a(n)____ procedure executes before any other code in an object.

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____ is the concept of separating processing and hiding data within specific classes.​

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