Transcription of Conditions, Logical Expressions, and Selection Control ...
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Conditions, Logical Expressions, and Selection Control ...
To be able to construct a simple Logical (Boolean) expression to evaluate a given be able to construct a complex Booleanexpression to evaluate a given be able to construct an If-Then-Elsestatementto perform a specific be able to construct an Ifstatement to performa specific be able to construct a series of nested Ifstatementsto perform a specific be able to describe an algorithm walk-through andtell how it is be able to explain the purpose of tracing the execu-tion of Visual Basic be able to test and debug a Visual Basic , LogicalExpressions, andSelection ControlStructuresGoals212|Chapter 6: conditions , Logical Expressions, and Selection Control Structuresstatement 1statement 2statement 3statement 4 Flow ofcontrolFigure controlSo far, the statements in our programs have been executed in the same order in whichwe write them, except when an event occurs.
214 | Chapter 6: Conditions, Logical Expressions, and Selection Control Structures 1The name boolean is a tribute to George Boole, a nineteenth-century English mathematician who described a system of logic using variables with just two values, True and False. (See the Background Informa-tion box on page 222.) 6.2 Conditions and Logical Expressions To ask a question in Visual Basic, we don’t ...
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