If A and B each has an encrypted connection to a third party C, C can deliver a key on the encrypted links to A and B. A _________ center is responsible for distributing keys to pairs of users as needed.

Some employers have fired employees for misuse of e-mail and the Internet on company computers

Indicate whether the statement is true or false

Which of the following statements is false?

a. To ensure that the operands in a mixed-type expression are of the same type, Java performs implicit conversion on selected operands. b. Cast operators are unary operators. c. Cast operators associate from right to left and are one level lower in precedence than the multiplicative operators. d. Cast operators are formed by placing parentheses around the name of a type.