There are three access modifiers in Java: public, private, and protected. Explain the difference between the private and protected modifiers.
Private only allows for use by the package or class it was declared in. Protected is like private, but it also allows for use by sub-classes and sub-packages.
The power set of an empty set has how many subsets? a) zero b) three c) one d) two
a) zero - the power set of an empty set is the empty set itself
What is the differences between compiled languages and interpreted languages?
Compiled languages are turned into code that can be run on the CPU before the program is executed. Interpreted languages are turned into code that can be run on the CPU while the program is being executed.