A setting that refers to the order in which the focus moves from field to field

____, as a technique, is quite similar to e-mail bombing. However, it is accomplished differently and involves enrolling potentially hundreds of target users through e-mail lists and distributed e-mail message systems.?

A. ?List linking B. ?Phishing C. ?E-mail spoofing D. ?419

An instance of _________ describes the errors caused by your program and external circumstances. These errors can be caught and handled by your program.

a. RuntimeException b. Exception c. Error d. Throwable e. NumberFormatException