A class that has at least one abstract method is called an:

In a recursive method that writes a string of characters in reverse order, the base case is ______.

a) a string with a length of 0 b) a string whose length is a negative number c) a string with a length of 3 d) a string that is a palindrome

In a(n) __________, assets or threats can be prioritized by identifying criteria with differing levels of importance, assigning a score for each of the criteria, and then summing and ranking those scores.

A. threat assessment B. risk management program C. weighted factor analysis D. data classification scheme