CHAPTER 2 QUESTIONS STUDY GUIDE

In Java, what is the value of 3 + 7 * 4 + 2?

33

Which assignment is correct in Java? double money = 12; double money = 12.0; double money = 12.0d; All of the above are correct

All of the above are correct

Which of the following data types can store a value in the least amount of memory?

Byte

Which of the following elements is not required in a variable declaration?

an assigned value

An escape sequence always begins with a(n):

backslash

The assignment operator in Java is:

=

The "equal to" relational operator is:

==

Which of the following is not a primitive data type in Java?

Sector

Which Java statement produces the following output? W Xyz

System.out.println("w\nxyz");Xyz

Which assignment is correct in Java? a. char aChar = 5.5; b. char aChar = "W"; c. char aChar = '*'; d. Two of the preceding answers are correct

char aChar = '*';

When data cannot be changed after a class is compiled, the data is:

constant

The remainder operator: a. is represented by a forward slash b. must follow a division operation c. provides the quotient of integer division d. is none of the above

d. is none of the above

What assignment is correct in Java?

double value = 2.12;

The value 137.68 can be held by a variable of type:

float or double

If you attempt to add a float, an int, and a byte, the result will be a(n):

float.

When you perform arithmetic with values of diverse types, Java:

implicitly converts the values to a unifying type.

Assuming you have declared shoeSize to be a variable of type int, which of the following is a valid assignment statement in Java?

shoeSize = 9;

According to the rules of operator precedence, when division occurs in the same arithmetic statement as ___________, the division operator always takes place first.

subtraction

A Boolean variable can hold:

the value true or false

You use a _________ to explicitly override an implicit type.

type cast