Management Information Systems
Changes to the data base are made only with

None of these
proper individual passwords
both (a) and (b)
neither (a) nor (b)
proper departmental security codes

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Management Information Systems
Which of the following is(are) true concerning information-system careers?

both (a) and (b)
None of these
the primary reason for this increase is the declining cost of hardware
the number of information-system specialists recruited is expected to be greater than any other profession in the 1990s.
an information-system career is one of the few area that is recession-proof

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Management Information Systems
The word 'linear' in linear programming is used to describe:

All of these
relationship among two or more variable which are directly proportional
relationship among two or more variables in a straight line
None of these
relationship among two or more variables is linear

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