Introduction to Database System
A multiple-form file management system

None of these
lets you create a look-up form with an associated read-only password to prevent access by unauthorized users
both (a) and (b)
lets you define different forms for different operations
allow you to entry data in all the forms

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Introduction to Database System
With respect to data input, the most accurate description of batch control is

dividing documents to be entered into batches
comparing to a pre-calculated figure the total of a data item summed across a batch records put into the system
All of these
controlling the input of each input clerk
None of these

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