Starting Out with Java: From Control Structures through Objects (7th Edition) (What's New in Computer Science)

7th Edition

ISBN: 9780134802213

Author: Tony Gaddis

Publisher: PEARSON

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Control structures are block of statements that analyze the value of variables and determine the flow of execution based on those values. When a program is running, the CPU executes the code line by line. After sometime, the program reaches the point whe...

Switch Statement

The switch statement is a key feature that is used by the programmers a lot in the world of programming and coding, as well as in information technology in general. The switch statement is a selection control mechanism that allows the variable value to c...

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Textbook Question

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Chapter 3.8, Problem 3.23CP

Rewrite the following if-else statements as statements that use the conditional operator.

a) if (x > y)

z = 1;

else

z = 20;

b) if {temp > 45)

population = base * 10;

else

population = base * 2;

c) if (hours > 40)

wages *= 1.5;

else

wages *= 1;

d) if (result >= 0}

System.out.println(“The result is positive.”);

else

System.out.println(“The result is negative.”);

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Chapter 3.6, Problem 3.22CP

Chapter 3.9, Problem 3.24CP

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Chapter 3 Solutions

Starting Out with Java: From Control Structures through Objects (7th 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. 3.16CP Ch. 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 - Write an if statement that displays the message... Ch. 3.6 - Assume the variable name references a String... Ch. 3.6 - Prob. 3.21CP Ch. 3.6 - Prob. 3.22CP Ch. 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 - Assume the following variable declaration exists... Ch. 3.10 - Assume the following variable declaration exists... Ch. 3.10 - Prob. 3.32CP Ch. 3.10 - Prob. 3.33CP Ch. 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. 5MC Ch. 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. 10MC Ch. 3 - When determining whether a number is inside a... Ch. 3 - Prob. 12MC Ch. 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. 18TF Ch. 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. 4FTE Ch. 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. 9FTE Ch. 3 - Prob. 10FTE Ch. 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. 12AW Ch. 3 - Prob. 13AW Ch. 3 - Prob. 14AW Ch. 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 - Explain the purpose of a flag variable. Of what... Ch. 3 - What risk does a programmer take when not placing... Ch. 3 - Briefly describe how the operator works. Ch. 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 - Bank Charges A bank charges a base fee of 10 per... Ch. 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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