Programming Logic and Design Chapter 5 Quiz – Flashcards
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In a FOR statement, a loop control variable is initialized, tested, and ____
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Altered/Changed
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When one loop appears inside another, the loop that is contained is called the _____loop.
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Nested
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_______can ensure that a value is the correct data type or that it falls within an acceptable range.
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Validation
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Adding to a variable is called_____the variable
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Incrementing
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______are frequently used to accumulate totals and to validate data.
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Loops
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One set of instructions that operates on multiple, separate sets of data
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Loop
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Initialized before entering a while loop
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Loop Control Variable
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To add a variable.
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Increment
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To decrease a variable's value
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Decrement
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Any numeric variable you use to count the number of times an event has occured
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Counter
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A loop that may execute a different number of times each time the program executes
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indefinite
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The amount by which a for loop control variable changes
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step value
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Loop within a loop
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nested loop
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To override incorrect data by setting the variable to a specific, predetermined value
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forcing
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A variable that you use to gather values
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accumulator
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In some cases, a loop control variable does not have to be initialized.
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False
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Forgetting to initialize and alter the loop control variable are common mistakes that programmers make
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True
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An indefinite loop is a loop that never stops
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False
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The safest action is to assign the value 1 to accumulators before using them
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False
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You can either increment or decrement the loop control variable
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True
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Every high-level computer programming language contains a while statement
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True
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It is the programmer's responsibility to initialize all variables that must start with a specific value.
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True
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Both the while loop and the for loop are examples of pretest loops
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True
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When one loop appears inside another it is called an indented loop.
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False
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The loop control variable is initialized after entering the loop
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False
