Which of the following is a true statement regarding sources/sinks?
A) Data must originate inside a system from one or more sources.
B) The system must produce information to only one sink.
C) Sources/sinks are always outside the information system.
D) If any processing takes place inside the source/sink, we are very interested in it.
E) Sinks and sources are used interchangeably.
C
Explanation: C) Being outside of the system also helps define the boundaries of the system.
CL
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Indicate whether the statement is true or false
If a company's cost of purchase index is 30 percent below the industry average, it means that ________
A) the company's shares are more expensive than other companies in the industry B) the consumers feel that they are required to pay less for the company's products or services when compared to other companies in the industry C) the consumers feel that they receive less real value from the goods and services they purchase from the company for the price they pay D) the company's goods and products are rated 30 percent lower in terms of quality than those offered by the other companies in the industry E) the company's market share is estimated to be 30 percent smaller than its largest rival company in the industry