Determine the season based on the month

Unit 3: Boolean Expressions and if Statements - Review Assignment

What is a boolean expression in Java and how is it used in decision-making within programming contexts?

What are the three basic types of decision-making statements in Java and how do they use boolean expressions?

Using Boolean Expressions in Decision Making

Using Boolean Expressions with Logical Operators

Using Boolean Expressions with Comparison Operators

What is the purpose of an if statement in Java?

How can you use an if statement to check if a variable is equal to a certain value in Java?

Explain how an if-else statement works in Java.

What is a boolean expression in the context of Java if-else statements?

10.

Determine if a number is even or odd

11.

Determine the largest of three numbers

12.

Explain the purpose of an else if statement in Java and how it differs from an if statement.

13.

Write (or describe how you would write) a simple Java program that uses an else if statement to print different messages based on the value of an integer variable.

14.

Determine the grade of a student based on the score

15.

Determine the season based on the month

16.

Determine the discount based on the customer type

17.

Explain the difference between the logical operators && and || in Java.

18.

What does the ! operator do in Java?

19.

Using Logical Operators to Evaluate Conditions

20.

Using Logical Operators to Determine Eligibility

21.

Using Logical Operators to Check Validity

22.

In Java, what does it mean for two boolean expressions to be equivalent?

23.

What is De Morgan's Law in the context of boolean expressions in Java?

24.

Explain the difference between the equals() method and the == operator in Java when comparing objects.

25.

How can the equals() method and the == operator be used within boolean expressions to make decisions based on object equality in Java?

26.

Comparing Strings using equals() and == in Java

27.

Comparing Objects using equals() and == in Java

Write a program that takes a string input representing a month and prints the corresponding season. Assume that:

December, January, and February are winter months (print "Winter")
March, April, and May are spring months (print "Spring")
June, July, and August are summer months (print "Summer")
September, October, and November are fall months (print "Fall")

Print "Invalid month" if an invalid month is entered.

You answeredJUST NOW

Java

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import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String month = scanner.nextLine();
        // Enter your code here
    }
}
 
 
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You passed all test cases!

STDIN

December

Expected STDOUT

Winter

Your STDOUT

Winter

STDIN

April

Expected STDOUT

Spring

Your STDOUT

Spring

STDIN

July

Expected STDOUT

Summer

Your STDOUT

Summer

STDIN

October

Expected STDOUT

Fall

Your STDOUT

Fall

STDIN

Invalid

Expected STDOUT

Invalid month

Your STDOUT

Invalid month

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Instructor solution

Alec KretchAPR 21, 2024, 8:10:38 PM

Java

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import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String month = scanner.nextLine();
        if (month.equals("December") || month.equals("January") || month.equals("February")) {
            System.out.println("Winter");
        } else if (month.equals("March") || month.equals("April") || month.equals("May")) {
            System.out.println("Spring");
        } else if (month.equals("June") || month.equals("July") || month.equals("August")) {
            System.out.println("Summer");
        } else if (month.equals("September") || month.equals("October") || month.equals("November")) {
            System.out.println("Fall");
        } else {
            System.out.println("Invalid month");
        }
    }
}
 
 
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What is the purpose of the final `else` statement in the season determination program?

Select one of the following options:

A.
To check whether all conditions are false.
B.
To execute the same code block for multiple conditions.
C.
To handle the case where the input does not match any of the expected months.
D.
To repeat a block of code a certain number of times.

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