Which of the following is true?
A) Both the Set and List interfaces extend the Collection interface
B) Both the Set and Map interfaces extend the Collection interface
C) Both the List and Map interfaces extend the Collection interface
D) None of the above
A) Both the Set and List interfaces extend the Collection interface
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Encapsulation means ______________.
a. that data fields should be declared private b. that a class can extend another class c. that a variable of supertype can refer to a subtype object d. that a class can contain another class
What type of arguments are ignored for betterness purposes on argument conversions?
A. default arguments B. explicit arguments C. local arguments D. optional arguments
A company is experiencing electrical surges from the utility company that are significantly higher than the normal rated voltage level. Which of the following devices will best mitigate the power surge at each of the workstations?
A. ESD mat B. Power strip C. Extension cords D. Surge suppressor
The conversion control sequence ____ would cause an integer number to both display its sign and be left-justified in a field width of 10 spaces.
A. %-+10d B. %-10d C. %+10d D. %*10d