A(n) ____ is a particular type of hyperlink that has a built-in function.
A. picture
B. icon
C. action link
D. action button
Answer: D
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In this exercise, you will assess the challenges that severely limited mobility has on navigating a Web site. The setup for the tests will be the same as for exercise 19, but to simulate severe motor impairment, give the user a new unsharpened Number 2 pencil to put between their teeth and use to access the keyboard. Before beginning the test, set up the browser to display the home page of the test site and turn on Sticky Keys.
. Write an orientation script that explains that you will be testing the effects that mobility limitations have on accessing the Web. Tell them that to simulate a severe motor disability, that they will only be able to use the pencil between their teeth to touch the keyboard and they will not be able to use the mouse. Explain how to use Sticky Keys to simulate simultaneous key presses. Use the same test scenarios and record the same measures that you did in 136 McCracken and Wolfe User-Centered Website Development Answers to Questions exercise 19. You may need to remind the user not to use more than one finger. b. Write up the results. Give a summary of responses on the pre-test questionnaire. For each task, create a table showing the measures for the four users. c. Create a summary table that gives the average measures for each of the tasks. d. Compare the measures from this group to the measures you collected in exercise 19. Compute a “frustration” measure as the ratio of negative comments to total comments for each task for both groups. How do they compare?
Answer the following statements true (T) or false (F)
1) The primary purpose of a set is to determine if a particular element is a member of the set. 2) Set is not the only collection type that supports testing for membership. 3) Sets and maps can be implemented using either binary trees or by using a hashing function. 4) A hashing function is a function that maps elements of a set or a map to other elements that are in the set or the map. 5) When implementing a map class or a set class using a tree data structure, a heap is used for the tree.
The background, colors, and images in a custom template can be designed for a specific organization
Indicate whether the statement is true or false
A bag contains three cards: an ace, a jack, and a queen. Two cards are to be selected at random with replacement. Find the probability that a jack and then an ace are selected.
A. 
B. 
C. 
D. 
E. 