Which three members must have the private access modifier to ensure that this invariant is maintained?
A. The x field
B. The y field
C. The sum field
D. The ComputerSum ( ) constructor
E. The setX ( ...
Which two statements are true?
A. Requirements 1, 2, and 3 can be implemented by using the enhanced for loop.
B. Requirements 1, 2, and 3 can be implemented by using the standard for loop.
C. Require...
What is the result?
A. 120
B. 120D
C. A NumberFormatException will be thrown.
D. Compilation fails due to error at line 5.
E. Compilation tails due to error at line 8.
Which statement is true about the default constructor of a top-level class?
A. It can take arguments.
B. It has private access modifier in its declaration.
C. It can be overloaded.
D. The defaul...
Which statement is true about Java byte code?
A. It can run on any platform.
B. It can run on any platform only if it was compiled for that platform.
C. It can run on any platform that has the Java R...
Which code fragment, when inserted at // insert code here, enables the code to compile and and print a b c?
A. List update (String[] strs)
B. static ArrayList update(String[] strs)
C. static List upd...
What is the name of the Java concept that uses access modifiers to protect variables and hide them within a class?
A. Encapsulation
B. Inheritance
C. Abstraction
D. Instantiation
E. Polymorphism