An abstract class ____.

A. does not have any subclasses
B. is a superclass with many subclasses
C. cannot be instantiated
D. is the base class of all other classes


Answer: C

Computer Science & Information Technology

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Which of the following statements are true?

a. TextArea inherits from TextInputControl. b. TextArea inherits from TextField. c. TextArea inherits from Labelled. d. TextArea inherits from Control. e. TextArea inherits from Node.

Computer Science & Information Technology

Match the following property types to their descriptions:

I. Format II. Validation Text III. Required IV. Result Type V. Indexed A. increases the efficiency of a search on a designated field B. indicates that a value for the field must be entered C. specifies the error message that is displayed when the validation rule is violated D. enters the format for a calculated field result E. changes the way a field is displayed but does not affect the stored value

Computer Science & Information Technology

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

Setting a NIC to run in promiscuous mode will allow it to see all network traffic passing through a network switch.

Computer Science & Information Technology

When the processor, main memory, and I/O share a common bus, two modes of addressing are possible: memory mapped and ________.

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology