Management Information Systems
Which of the following statements is the most accurate?

Low-level managers need general information about operating activities.
The degree to which information needs to be summarized increases as one moves up through the management levels
Upper managers make unstructured decisions
Low-level managers made unstructured decisions
Middle managers make unstructured decisions

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

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

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Management Information Systems
Which of the following is true of parallel transmission?

All of these
It involves the simultaneous transmission of eight bits.
It is slower than serial trans¬mission.
The speed is quoted in bits per second.
Most microcomputers commu¬nicate with other computers in this mode.

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