Starting Out with Java: From Control Structures through Data Structures (4th Edition) (What's New in Computer Science)
4th Edition
ISBN: 9780134787961
Author: Tony Gaddis, Godfrey Muganda
Publisher: PEARSON
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Textbook Question
Chapter 3.1, Problem 3.7CP
Write an if statement that displays “Goodbye” if the variable myCharacter contains the character ‘D’.
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Write an if statement that displays “Goodbye” if the variable myCharacter contains the character 'D'.
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Write an if-else statement that determines whether the points variable is outside the range of9 to 51. If the variable’s value is outside this range it should display “Invalid points.”Otherwise, it should display “Valid points.”
Chapter 3 Solutions
Starting Out with Java: From Control Structures through Data Structures (4th Edition) (What's New in Computer Science)
Ch. 3.1 - Write an if statement that assigns 0 to x when y...Ch. 3.1 - Write an if statement that multiplies payRate by...Ch. 3.1 - Write an if statement that assigns 0.2 to...Ch. 3.1 - Write an if statement that sets the variable fees...Ch. 3.1 - Write an if statement that assigns 20 to the...Ch. 3.1 - Write an if statement that assigns 0 to the...Ch. 3.1 - Write an if statement that displays Goodbye if the...Ch. 3.2 - Write an if-else statement that assigns 20 to the...Ch. 3.2 - Write an if-else statement that assigns 1 to x...Ch. 3.2 - Write an if-else statement that assigns 0.10 to...
Ch. 3.2 - Write an if-else statement that assigns 0 to the...Ch. 3.3 - Write nested if statements that perform the...Ch. 3.3 - Write code that tests the variable x to determine...Ch. 3.4 - What will the following program display? public...Ch. 3.4 - The following program is used in a bookstore to...Ch. 3.5 - Prob. 3.16CPCh. 3.5 - Assume the variables a = 2, b = 4, and c = 6....Ch. 3.5 - Write an if statement that displays the message...Ch. 3.5 - Prob. 3.19CPCh. 3.6 - Assume the variable name references a String...Ch. 3.6 - Prob. 3.21CPCh. 3.6 - Prob. 3.22CPCh. 3.8 - Rewrite the following if-else statements as...Ch. 3.9 - Complete the following program skeleton by writing...Ch. 3.9 - Rewrite the following if-else-if statement as a...Ch. 3.9 - Explain why you cannot convert the following...Ch. 3.9 - What is wrong with the following switch statement?...Ch. 3.9 - What will the following code display? int funny =...Ch. 3.10 - Assume the following variable declaration exists...Ch. 3.10 - Prob. 3.30CPCh. 3.10 - Assume the following variable declaration exists...Ch. 3.10 - Prob. 3.32CPCh. 3.10 - Prob. 3.33CPCh. 3.10 - Assume the following declaration exists in a...Ch. 3 - The if statement is an example of a __________. a....Ch. 3 - This type of expression has a value of either true...Ch. 3 - , , and = = are __________. a. relational...Ch. 3 - , | |, and ! are __________. a. relational...Ch. 3 - Prob. 5MCCh. 3 - To create a block of statements, you enclose the...Ch. 3 - This is a boolean variable that signals when some...Ch. 3 - How does the character A compare to the character...Ch. 3 - This is an if statement that appears inside...Ch. 3 - Prob. 10MCCh. 3 - When determining whether a number is inside a...Ch. 3 - Prob. 12MCCh. 3 - The conditional operator takes this many operands....Ch. 3 - This section of a switch statement is branched to...Ch. 3 - You can use this method to display formatted...Ch. 3 - True or False: The = operator and the == operator...Ch. 3 - True or False: A conditionally executed statement...Ch. 3 - Prob. 18TFCh. 3 - True or False: When an if statement is nested in...Ch. 3 - True or False: When an if statement is nested in...Ch. 3 - True or False: The scope of a variable is limited...Ch. 3 - Find the errors in the following code: 1. //...Ch. 3 - Find the errors in the following code: 2. //...Ch. 3 - Find the errors in the following code: 3. //...Ch. 3 - Prob. 4FTECh. 3 - Find the errors in the following code: 5. The...Ch. 3 - Find the errors in the following code: 6. The...Ch. 3 - The following statement should determine whether...Ch. 3 - Find the errors in the following code: 8. The...Ch. 3 - Prob. 9FTECh. 3 - Prob. 10FTECh. 3 - Write an if statement that assigns 100 to x when y...Ch. 3 - Write an if-else statement that assigns 0 to x...Ch. 3 - Using the following chart, write an if-else-if...Ch. 3 - Write an if statement that sets the variable hours...Ch. 3 - Write nested if statements that perform the...Ch. 3 - Write an if statement that prints the message The...Ch. 3 - Write an if statement that prints the message The...Ch. 3 - Write an if statement that prints the message The...Ch. 3 - Write an if-else statement that displays the...Ch. 3 - Convert the following if-else-if statement into a...Ch. 3 - Match the conditional expression with the if-else...Ch. 3 - Prob. 12AWCh. 3 - Prob. 13AWCh. 3 - Prob. 14AWCh. 3 - Explain what is meant by the phrase conditionally...Ch. 3 - Explain why a misplaced semicolon can cause an if...Ch. 3 - Why is it good advice to indent all the statements...Ch. 3 - What happens when you compare two String objects...Ch. 3 - Prob. 5SACh. 3 - What risk does a programmer take when not placing...Ch. 3 - Prob. 7SACh. 3 - Briefly describe how the | | operator works.Ch. 3 - Why are the relational operators called...Ch. 3 - When does a constructor execute? What is its...Ch. 3 - Roman Numerals Write a program that prompts the...Ch. 3 - Magic Dates The date June 10, 1960, is special...Ch. 3 - Body Mass Index Write a program that calculates...Ch. 3 - Test Scores and Grade Write a program that has...Ch. 3 - Mass and Weight Scientists measure an objects mass...Ch. 3 - Time Calculator Write a program that asks the user...Ch. 3 - Sorted Names Write a program that asks the user to...Ch. 3 - Software Sales A software company sells a package...Ch. 3 - Shipping Charges The Fast Freight Shipping Company...Ch. 3 - Fat Gram Calculator Write a program that asks the...Ch. 3 - Running the Race Write a program that asks for the...Ch. 3 - The Speed of Sound The following table shows the...Ch. 3 - Mobile Service Provider A mobile phone service...Ch. 3 - Mobile Service Provider, Part 2 Modify the program...Ch. 3 - Prob. 15PCCh. 3 - Book Club Points Serendipity Booksellers has a...Ch. 3 - Wi-Fi Diagnostic Tree Figure 3-23 shows a...Ch. 3 - Restaurant Selector You have a group of friends...
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- True or False? Every if statement must have a corresponding else.arrow_forwardWrite an If...Then...Else statement that displays the string “Overtime pay” in the lblMsg control when the number of hours contained in the decHours variable is greater than 40.arrow_forwardWrite a series of if statements that will evaluate your grade contained within a variable called semesterGrade and displays your letter grade according to your course syllabus: 90-100 A 87-89 B+ 80-86 B 77-79 C+ 70-76 C below 70 Farrow_forward
- Write an if statement that assigns 10,000 to the variable bonus if the value of the variable goodsSold is greater than 500,000. Assume bonus and goodsSold have been declared and initialized.arrow_forwardWrite an if-else statement that determines whether the value of the points variable is less than 9 or greater than 51. If this is true, display “Invalid points.” Otherwise, display “Valid points.”arrow_forwardWrite an if/else if statement that performs the same actions as in the above question when the value of quantityOnHand is equal to 0 or is greater than 0, but less than 10. However, when the value is 10 or more it should display the message “Quantity OK”.arrow_forward
- Write an if/else statement that assigns .10 to the variable discount if the Boolean flag variable prepaid is true and assigns 0.0 to discount if prepaid is false.arrow_forwardWrite an assignment statement that adds together the values stored in the decDomestic and decInternational variables and then assigns the result to a String variable named strIncome.arrow_forwardWhen you code an if statement within another if statement, as in the following, then the if statements are ____________.arrow_forward
- 2. Write an if statement that assigns 1 to x if y is greater than 0.arrow_forwardUnlim Write an if-else statement that assigns True to fever if temperature is greater than 98.6; otherwise it assigns False to fever. 1 Enter your codearrow_forwardPlease create using C# A restaurant offers a $10 discount if the total amount is at least $40. If the amount is less than $40, a $5 discount is given if the customer has a coupon and the amount is at least $20. If the amount is less than $20, the coupon gives a 10% discount. Write an if statement, assume that the variables are declared as follows: float amount = 15.0F; float discount; bool coupon = true; 1. Create a text box for Total Amount of Check 2. Add a Check Box to indicate that a coupon has been submitted 3. Labels for the two above, plus two labels for the Amount Due (one saying' 4. Amount Due, and one showing the amount due in currency) 5. Calculate and Clear Buttonsarrow_forward
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