The best performance objectives for a training session specify how well a trainee needs to be able to perform a task, such as speed or accuracy.

Which of the following correctly declares an enumerated data type named student?

A) enum student { Bill, Tom, Mary }; B) enum student { "Bill", "Tom", "Mary" }; C) int Bill = 1, Tom = 2, Mary = 3; enum student { 1, 2, 3 }; D) Any of the above 3 methods will work. E) None of the above 3 methods will work.

What is the name of the shell variable that holds the name of your login shell? How can you change your login shell under LINUX?

What will be an ideal response?