What is the key reason for using finally blocks?
What will be an ideal response?
The finally block is the preferred means for releasing resources to prevent resource leaks.
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The line:
virtual double earnings() const = 0; appears in a class definition. You cannot deduce that: a. All classes that directly inherit from this class will override this method. b. This class is an abstract class. c. Any concrete class derived from this class will have an earnings function. d. This class will probably be used as a base class for other classes.
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Indicate whether the statement is true or false
To determine if a file or folder exists, use the File class's ____ method.
A. file? B. value C. exist? D. found?
A common way to move an object from one location to another using a mouse is to ______.
A. point B. drag C. right-click D. double-click