System Analysis and Design
In a Decision tree

the nodes represent the conditions, with the right wise of tree listing the actions to be taken
the branch, to be followed, depends on the conditions and decisions, to be made
the root is drawn on the left and is the starting point on the decision sequence
all of the listed here

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System Analysis and Design
A system design is said to be functionally modular if

None of these
each module performs a specific function and can be developed relatively independently by programmers
the system is developed using structured programming through COBOL or PASCAL
the system is able to handle all the function of the application
the system makes extensive use of function. keys for maximum user assistance

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