To initialize the values of its inherited instance variables, a subclass should use a constructor of its superclass.

A technician is reconfiguring a mobile e-mail client for offline mode. Which of the following describes the expected time it will take to synchronize the account with the e-mail server?

a. It will depend on the time when the account was last synchronized b. It will depend on the SMTP settings of the e-mail server c. There is no offline mode for e-mail d. It will depend on the POP settings of the e-mail server

A doubly linked list can be traversed in ____ direction.

A. only the forward B. only the backward C. a circular D. either the forward or backward