Which of the following is the best for generating random integer 0 or 1?
a. (int)Math.random()
b. (int)Math.random() + 1
c. (int)(Math.random() + 0.5)
d. (int)(Math.random() + 0.2)
e. (int)(Math.random() + 0.8)
c. (int)(Math.random() + 0.5)
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Which of the types listed below can be the type of a function output parameter?
a. int * b. double * c. char * d. all of the above e. none of the above
Complete and fully test the class Person that Exercise 10 describes. Include the following additional methods.
• getName—returns the name of the person as a string. • getAge—returns the age of the person. • setName(first, last)—sets the name of the person, given a first and last name as strings. • setName(name)—sets the name of the person, given the entire name as one string. • setAge(age)—sets the age of the person. • createToddler—a static method that returns a special instance of the class to represent a toddler. The instance has the name “A toddler” and the age 2. • createPreschooler—a static method that returns a special instance of the class to represent a preschooler. The instance has the name “A preschooler” and the age 5. • createAdolescent—a static method that returns a special instance of the class to represent an adolescent. The instance has the name “An adolescent” and the age 9. • createTeenager—a static method that returns a special instance of the class to represent a teenager. The instance has the name “A teenager” and the age 15. This project demonstrates a class that uses static methods to create special instances of the class. Test cases are in the main method
The field of psychology that theorizes that happiness results from ethical living is known as
a. principled psychology. b. positive psychology. c. moral psychology. d. affirmative psychology.
Which of the following is NOT true about recording slide advancement timings?
A) If you are giving a presentation with slide advancement timings, it is difficult to maintain the same rhythm as the timings. B) You should not record advancement timings if you are personally giving the presentation. C) You can record timings on the Animations tab. D) Some presenters use this feature by viewing each page and reading the slide out loud before advancing to the next slide.