Solid arrowheads used for messages on a sequence diagram represent:
A) inheritance relationships.
B) return parameters.
C) asynchronous messages.
D) synchronous calls.
D) synchronous calls.
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When an object of a derived class is instantiated, the base class’s is called implicitly or explicitly to do any necessary initialization of the base-class __________ data members in the derived-class object.
Fill in the blank(s) with the appropriate word(s).
In order to create a relationship between two fields, both fields must be of the same data type
Indicate whether the statement is true or false
Companies that do most or all of their business on the Internet are known as
a. venture capitalists. b. dot-coms. c. virtual enterprises. d. cyber-coms.
Which statement is NOT true about drivers?
A) A driver is software that enables your computer to work with other hardware devices. B) Every device needs a driver for it to work. C) A driver can cause an unexpected change to your computer. D) Drivers often put viruses on your computer.