Answer the following statements true (T) or false (F)
1. When an interface lists a method as “optional,” you do not need to implement it when defining a
class that implements the interface.
2. For-each loops can not be used with Collection classes.
3. Elements of a vector must be of a primitive type, such as int, double, or char.
4. The AbstractSequentialList class provides efficient implementation of sequentially moving through
the list at the expense of having inefficient implementation of random access to elements.
1. False
2. False
3. False
4. True
You might also like to view...
The HTML5 document shown in Figure 11.27 contains a canvas element and JavaScript that display an image, tree.png, on the canvas. Fill in the blanks (i)-(iii) to complete the script.
Which of the following statements is true?
a. Interpreted programs run faster than compiled programs. b. Compilers translate high-level language programs into machine language programs. c. Interpreter programs typically use machine language as input. d. None of the above.
What are the five Don’ts of U X Design?
What will be an ideal response?
During a specific incident response and recovery process action, the response team determines that it must first speak to the person ultimately responsible for the data. With whom should the response team speak first?
A. data owner B. system owner C. data custodian D. data user