System Analysis and Design
Backup and recovery procedures are primarily implemented to

handle the contingency when a file gets corrupted
to show different versions of data and programs
None of these
to provide data redundancy
All of these

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System Analysis and Design
In a Decision tree

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

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

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

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