Which of the Following Statements Is True About Information Systems

question 4

Multiple Choice

Which of the following statements is true about information systems?

• A)They can be bought off the shelf.
• B)They are a group of components that produce information.
• C)They drive the development of information technology.
• D)They are not susceptible to the changing needs of the market.

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Definitions:

Line Voltage Transients

Short-duration surges, spikes, or dips in electrical power supply voltage, which can damage equipment or affect performance.

Electrical Noise

Extraneous interference mixed with a valuable signal, which masks the information it carries.

Discrete Relay

An electromechanical switch used within electronic circuits to control a circuit by a low-power signal or multiple circuits by a single signal.

Digital Modules

Electronic components that are used to process digital signals within a computer or electronic system.