System Analysis and Design
Conversion method in which users, being used to an old system, continue to use the old system, along with the new system, is

Parallel run
All of these
None of these
Multitasking
Multiprocessing

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

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

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