MC______ is a form of software reusability in which new classes are created from existing classes by absorbing attributes and behaviors.

a) Polymorphism.
b) Inheritance.
c) Recycling.
d) None of the above.


b) Inheritance.

Computer Science & Information Technology

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The 802.11i standard uses ____ for creating random encryption keys from one master key.

A. AES B. PSK C. TKIP D. RSN

Computer Science & Information Technology

Which of the following is NOT a default command of the Quick Access Toolbar?

A) Undo B) Redo C) Close D) Save

Computer Science & Information Technology

StubHub! is an example of a real-world C2C e-commerce site.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

Both the && and || operators perform ____________, in which CPU time is saved by not checking the expression on the right side of the operator depending on the value of the expression on the left side of the operator.

a. logical optimization b. short-circuit evaluation c. cycle-branching d. single-stage execution

Computer Science & Information Technology