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11 Cards in this Set
- Front
- Back
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Last input record to control the loop. This last record serves as a signal to the computer that no more records are to be processed.
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Trailer Record
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Another name for Trailer Record
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Dummy Data Value
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Another name for Trailer Record
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Sentinel Value
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A(n) __________ serves as the title to a report that is output
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Heading Line
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A line of output associated with one input record.
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Detail Line
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A line that represents cumulative information from one or more input records. ___________ are typically output after the loop is executed.
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Total Lines.
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In a trailer record, there are always two READ statements that look exactly the same. The first READ statement, placed before the loop, causes the first record to be input. Thisis called a ________________.
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Priming Read
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The second READ statement in trailer record logic. This READ is within the loop - usually the loop's last statement. It causes the next available input record to be read each time the loop steps are executed.
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Loop Read
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In trailer record logic, instead of checking for a specific trailer value, we can simply test for a generic name of the function. This is called ____________________.
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Automic End-of-File Facility.
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Used when testing for end of file in trailer record logic, and there is no input data. This causes the loop test to be exited immediately.
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Empty File Condition.
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A variable whose value does not change during program execution.
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Named Constant
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