4. Engaging your audience in meaningful activities can be the most difficult part of a presentation. It can also, however, be the most rewarding. When you are planning for
interactivity with your audience, two factors should be taken into account, the size of
the audience and the presentation space. We have already looked at a smart room in
question 3 of the analyze portion of this exercise. Now, for this question, imagine
that you are giving a presentation on your company's customer relations philosophy
in this room. Describe an exercise that would be appropriate for this setting and
context.

Select the correct answer. andy received a potentially infected email that was advertising products. andy is at risk of which type of security threat? a. spoofing b. sniffing c. spamming d. phishing e. typo-squatting

Which view in a presentation program displays a split window showing the slide in the upper half and a blank space in the lower half?

8. create an abstract student class for parker university. the class contains fields for student id number, last name, and annual tuition. include a constructor that requires parameters for the id number and name. include get and set methods for each field; the settuition() method is abstract. create three student subclasses named undergraduatestudent, graduatestudent, and studentatlarge, each with a unique settuition() method. tuition for an undergraduatestudent is $4,000 per semester, tuition for a graduatestudent is $6,000 per semester, and tuition for a studentatlarge is $2,000 per semester. write an application that creates an array of at least six objects to demonstrate how the methods work for objects for each student type. save the files as student.java, undergraduatestudent.java, graduatestudent.java, studentatlarge.java, and studentdemo.java.