Define boxing and unboxing.
What will be an ideal response?
Boxing and unboxing are terms that refer to either wrapping up a primitive type or unwrapping an object back into a primitive type. More specifically, boxing is the process of going from a value of a primitive type to an object of its wrapper class. Unboxing is the process of going from an object of a wrapper class to the corresponding value of a primitive type.
You might also like to view...
Which statement is true?
a. Dividing two integers results in integer division. b. With integer division, any fractional part of the calculation is lost. c. With integer division, any fractional part of the calculation is truncated. d. All of the above.
Suppose class Child is derived from class Parent that was in turn derived from class GrandParent. When we destroy an object of class Child, three destructors are called: i) Child, ii) Parent, iii )GrandParent.. What is the order?
a. Child, Parent, GrandParent b. Parent, GrandParent, Child c. GrandParent, Child, Parent d. GrandParent, Parent, Child e. GrandParent, Child, Parent
An ENERGY STAR display is 20% more power efficient than other displays
Indicate whether the statement is true or false
When designing a website, you should make sure that all pages in the site contain numerous internal links so that viewers can move easily from page to page.
Answer the following statement true (T) or false (F)