Read the following specification. The character in column 1 should be either A or B and in the column 2 should be a digit. If both columns contain appropriate values then update is made. If the input of column 1 is incorrect, i.e. neither A nor B, then message X will be displayed. If the input in column 2 is incorrect, i.e. input is not a digit, then message Y will be displayed.   A file must be updated, if the character in the first column is either "A" or "B" and in the second column it should be a digit. If the value in the first column is incorrect (the character is neither A nor B) then massage X will be displayed. If the value in the second column is incorrect (the character is not a digit) then massage Y will be displayed.   Draw a Cause-Effect graph for the above situation and generate test cases through the corresponding decision table.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Read the following specification.

The character in column 1 should be either A or B and in the column 2 should be a digit. If both columns contain appropriate values then update is made. If the input of column 1 is incorrect, i.e. neither A nor B, then message X will be displayed. If the input in column 2 is incorrect, i.e. input is not a digit, then message Y will be displayed.

 

A file must be updated, if the character in the first column is either "A" or "B" and in the second column it should be a digit.

If the value in the first column is incorrect (the character is neither A nor B) then massage X will be displayed.

If the value in the second column is incorrect (the character is not a digit) then massage Y will be displayed.

 

Draw a Cause-Effect graph for the above situation and generate test cases through the corresponding decision table.

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