Question 1

How could you alter the following statement to display "Welcome" on one line and "back" on another line? Show two possible solutions. 
System.out.println("Welcome back");

Accepted Answer

There are two possible options

Question 2

Even if a statement occupies multiple lines, the statement is not complete until the semicolon is reached.

Accepted Answer

A) True 
 B)False

Question 3

The expression   boolean isTenLarger = (10 will produce a value of true .

Accepted Answer

A) True 
 B)False

Question 4

The characters ____ move the cursor to the next line when used within a println() statement.

Accepted Answer

A)  /n 
B)  
 
C)  .+ 
D)  $ 
A)  /n 
B)  
 
C)  .+ 
D)  $

Question 5

Describe why it is important to assign an appropriate data type to variables in an application.

Accepted Answer

If  you attempt to assign a value that i

Question 6

A ____ is a named memory location that you can use to store a value.

Accepted Answer

A)  cast 
B)  variable 
C)  reference 
D)  primitive 
A)  cast 
B)  variable 
C)  reference 
D)  primitive

Question 7

You use ____ operators to perform calculations with values in your programs.

Accepted Answer

A)  calculation 
B)  arithmetic 
C)  integer 
D)  precedence 
A)  calculation 
B)  arithmetic 
C)  integer 
D)  precedence

Question 8

When a numeric variable is concatenated to a String , the entire expression becomes a(n) ____ .

Accepted Answer

A)  int 
B)  constant 
C)  method 
D)  String 
A)  int 
B)  constant 
C)  method 
D)  String

Question 9

How would you ask the user to confirm an action using a dialog box?

Accepted Answer

A confirm dialog box that displays the o

Question 10

A ____ data type can hold 14 or 15 significant digits of accuracy.

Accepted Answer

A)  double 
B)  float 
C)  char 
D)  boolean 
A)  double 
B)  float 
C)  char 
D)  boolean

Question 11

Which escape sequence will move the cursor to the beginning of the current line?

Accepted Answer

A)  \b 
B)   
C)  \ 
D)  
 
A)  \b 
B)   
C)  \ 
D)

Question 12

The term ____ refers to the mathematical accuracy of a value.

Accepted Answer

A)  float data 
B)  real integers 
C)  significant digits 
D)  single-precision floating-point number 
A)  float data 
B)  real integers 
C)  significant digits 
D)  single-precision floating-point number

Question 13

In Java, you use variables of type ____ to store integers, or whole numbers.

Accepted Answer

A)  num 
B)  double 
C)  var 
D)  int 
A)  num 
B)  double 
C)  var 
D)  int

Question 14

import javax.swing.JOptionPane; 
public class salesJune 
{ 
    public static void main(String[] args) 
    { 
int storeSales = 250; 
    } 
} 
In the above code, complete the statement that will display a message dialog box that will appear centered on the screen and will display the following text: 
Congratulations! June sales were $250!

Accepted Answer

JOptionPane.showMess

Question 15

You may declare an unlimited number of variables in a statement as long as the variables are ____.

Accepted Answer

A)  the same data type 
B)  initialized to the same value 
C)  properly commented 
D)  floating point numbers 
A)  the same data type 
B)  initialized to the same value 
C)  properly commented 
D)  floating point numbers

Question 16

Write the statement that will declare and assign two integer variables, salesAmt and costAmt , in a single statement. Assign values of your choice to the variables.

Accepted Answer

int salesA

Question 17

Multiplication, division, and remainder always take place after addition or subtraction in an expression.

Accepted Answer

A) True 
 B)False

Question 18

The int data type is the most commonly used integer type.

Accepted Answer

A) True 
 B)False

Question 19

The byte and short data types occupy less memory and can hold only smaller values.

Accepted Answer

A) True 
 B)False

Question 20

In Java, when a numeric variable is concatenated to a String using the ____, the entire expression becomes a String .

Accepted Answer

A)  plus sign 
B)  equal sign 
C)  concatenate statement 
D)  string statement 
A)  plus sign 
B)  equal sign 
C)  concatenate statement 
D)  string statement

How could you alter the following statement to display "Welcome" on one line and "back" on another line? Show two possible solutions. System.out.println("Welcome back");

Even if a statement occupies multiple lines, the statement is not complete until the semicolon is reached.

The expression boolean isTenLarger = (10 will produce a value of true .

The characters ____ move the cursor to the next line when used within a println() statement.

Describe why it is important to assign an appropriate data type to variables in an application.

A ____ is a named memory location that you can use to store a value.

You use ____ operators to perform calculations with values in your programs.

When a numeric variable is concatenated to a String , the entire expression becomes a(n) ____ .

How would you ask the user to confirm an action using a dialog box?

A ____ data type can hold 14 or 15 significant digits of accuracy.

Which escape sequence will move the cursor to the beginning of the current line?

The term ____ refers to the mathematical accuracy of a value.

In Java, you use variables of type ____ to store integers, or whole numbers.

You may declare an unlimited number of variables in a statement as long as the variables are ____.

Write the statement that will declare and assign two integer variables, salesAmt and costAmt , in a single statement. Assign values of your choice to the variables.

Multiplication, division, and remainder always take place after addition or subtraction in an expression.

The int data type is the most commonly used integer type.

The byte and short data types occupy less memory and can hold only smaller values.

In Java, when a numeric variable is concatenated to a String using the ____, the entire expression becomes a String .

Creating Java Programs

Using Methods Classes and Objects

More Object Concepts

Making Decisions

Looping

Characters Strings and the Stringbuilder

Arrays

Advanced Array Concepts

Introduction to Inheritance

Advanced Inheritance Concepts

Exception Handling

File Input and Output

Introduction to Swing Components

Advanced Gui Topics

Graphics

Filters

Exam 2: Using Data

How could you alter the following statement to display "Welcome" on one line and "back" on another line? Show two possible solutions. System.out.println("Welcome back");

Even if a statement occupies multiple lines, the statement is not complete until the semicolon is reached.

The expression boolean isTenLarger = (10 will produce a value of true .

The characters ____ move the cursor to the next line when used within a println() statement.

Describe why it is important to assign an appropriate data type to variables in an application.

A ____ is a named memory location that you can use to store a value.

You use ____ operators to perform calculations with values in your programs.

When a numeric variable is concatenated to a String , the entire expression becomes a(n) ____ .

How would you ask the user to confirm an action using a dialog box?

A ____ data type can hold 14 or 15 significant digits of accuracy.

Which escape sequence will move the cursor to the beginning of the current line?

The term ____ refers to the mathematical accuracy of a value.

In Java, you use variables of type ____ to store integers, or whole numbers.

You may declare an unlimited number of variables in a statement as long as the variables are ____.

Write the statement that will declare and assign two integer variables, salesAmt and costAmt , in a single statement. Assign values of your choice to the variables.

Multiplication, division, and remainder always take place after addition or subtraction in an expression.

The int data type is the most commonly used integer type.

The byte and short data types occupy less memory and can hold only smaller values.

In Java, when a numeric variable is concatenated to a String using the ____, the entire expression becomes a String .

Creating Java Programs

Using Methods Classes and Objects

More Object Concepts

Making Decisions

Looping

Characters Strings and the Stringbuilder

Arrays

Advanced Array Concepts

Introduction to Inheritance

Advanced Inheritance Concepts

Exception Handling

File Input and Output

Introduction to Swing Components

Advanced Gui Topics

Graphics

Filters