Saturday, 26 March 2011

DFD FOR STUDENT REGISTRATION SYSTEM


university registration system
FOR DFD FOUR BASIC NOTATIONS ARE:
1.LABELLED ARROW.---->
2.SOURCES OR SINK OF INFORMATION(EXTERNAL ENTITY):
REPRESENTED BY SQUARE.
3.PROCESS ARE REPRESENTED BY CIRCLE AND ROUND SHAPE AS SHOWN ENROLL STUDENT I N THE GIVEN DFD.
4.DATA STORE REPRESENTED BY TWO PARALLEL LINES OR BY SHAPE FOR STUDENT MASTER FILE IN THE GIVEN DFD..

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An algorithm for calculating the day of the week given a Date

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