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17 Cards in this Set
- Front
- Back
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A ______________ is a sequence of processing steps that may be repeated.
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Program loop.
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This represents an operation performed on data in preparation for a major sequence of operations.
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Preparation symbol.
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A ____ has two basic characteristics:
1. The loop is controlled by a counter. 2. The number of times the loop will be executed is known or preset. |
counter-controlled loop
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A more flexible approach to loop control that builds on simple counter controlled loops is called ____________ by inputting a special record before any of the regular input records.
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Header record logic.
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The SIMPLE SEQUENCE, IFTHENELSE, AND DOWHILE controls are used in _______________.
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structured programming.
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A solution algorithm should have one entrypoint and one exit point. At the same time, every basic pattern in the algorithm should also have one entry and one exit point. A computer program representation of such an algorithm can be viewed conceptually as a ________________.
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Single statement.
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A program that can be viewed as a single statement is called a(n) ________________.
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Proper program.
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SIMPLE SEQUENCE, IFTHENELSE, and DOWHILE control structures can be _______ inside other control structures.
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Nested.
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What does a loop do?
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Repeats steps a given number of times.
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A(n) ___________ is a variable that is used to hold the sum of a group of numbers.
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Accumulator
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A ________ is a special type of accumulator which adds or accumulates by a constant amount, usually 1
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Counter
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A ____________ has two basic characteristics:
1. The loop is controlled by a counter. 2. The number of times THe loop will be executed is known or preset. |
Counter-controlled loop.
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Another name for COUNT.
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Loop control variable.
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In a DOWHILE loop, the loop steps are placed in the ____ path of the loop test?
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Yes
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To create a properly formed DOWHILE loop, you must place the loop test ___________ any other step within the loop.
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Before (leading decision).
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To create a properly formed DOWHILE loop, you must indicate that the loop will exit in the ___ path of the loop test.
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No.
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The test to determine whether the loop should be executed or exited is encountered _________________.
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Immediately upon entering the loop.
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