Consider the Classes Below,declared in the Same File

question 22

Multiple Choice

Consider the classes below,declared in the same file:
Class A
{
Int a;
Public A()
{
A = 7;
}
}
Class B extends A
{
Int b;
Public B()
{
B = 8;
}
}
Which of the statements below is false?

• A)Both variables a and b are instance variables.
• B)After the constructor for class B executes,the variable a will have the value 7.
• C)After the constructor for class B executes,the variable b will have the value 8.
• D)A reference of type A can be treated as a reference of type B.

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Definitions:

Rank-order Consistency

The degree to which the relative ordering of individuals on a particular trait remains the same over time, even if the absolute level of the trait changes.

Population

The total number of individuals or organisms within a specified area or group.

Cross-sectional

A form of research that focuses on analyzing data from a population or its representative part, specifically at a certain time frame.

Self-discipline

The ability to control one's feelings, impulses, and actions to achieve long-term goals.