1. Which description best defines an information system?
2. How is the course divided between its theory and programming components?
3. A designer gives a precise, executable sequence that accepts well-described input and produces an output for every problem of a particular type. What has the designer specified?
What is an information system?
A sociotechnical system that collects, processes, and stores data and provides users with information.
What does an algorithm provide for a type of problem?
A general solution.
How must an algorithm’s instructions be expressed?
As an unambiguous sequence of executable instructions.
What does an algorithm transform into output?
Well-described input.
What makes an algorithm a program?
It is represented in a form a computer can execute.
What does abstraction show about a system?
Its external properties.
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