What is the best way to describe this function prototype?
``` bool Func(int a, int b, int &rC);```
A. It is indescribable.
B. The function returns a true/false and has 3 integer inputs.
C. The function has two integere inputs and “returns” an integer and a bool.
D. This function prototype will not compile.
C
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What does the author think will help you more than lists of usability do’s and don’ts?
a. Reading lots of books about usability b. Studying human factors and ergonomics c. Knowing some key usability principles d. Reading as many blogs as possible
Olivia Trent is a newly hired systems analyst with your group. Olivia has always felt that questionnaires are a waste. Now that you will be doing a systems project for Ground Ride Sharing (GRS), a national ride sharing firm with branches and employees in 130 cities, you want to use a questionnaire to elicit some opinions about the current and proposed systems.
a. Based on what you know about Olivia and G R S, list three persuasive reasons Olivia should use a survey for this study. b. Given your careful arguments, Olivia has agreed to use a questionnaire but strongly urges that all questions be open-ended so as not to constrain the respondents. In a paragraph, persuade Olivia that closed questions are useful as well. Be sure to point out trade-offs involved with each question type.