Understanding the Scanner Class in Java

What is the primary purpose of the Scanner class in Java?

• To handle file operations

• To manage database connections

• To capture user input during code execution

• To perform mathematical calculations

Which method would you use to capture a string input from the user?

• nextInt()

• nextDouble()

• nextLine()

• nextString()

In the example provided, what is the purpose of the input.nextLine() method?

• To close the Scanner object

• To capture the user's favorite color as a string

• To print a message to the console

• To initialize the Scanner object

Why is it important to close the Scanner object after use?

• To enhance code readability

• To restart the program

• To save the user's input

• To prevent memory leaks

What analogy is used to explain the importance of closing the Scanner?

• Turning off a computer

• Shutting down a server

• Hanging up a phone

• Closing a book