User input

What is user input in Java?

• A) Acquired through Scanner class
• B) Parsed by Integer.parseInt()
• C) Obtained using BufferedReader
• D) Converted with DateTimeFormatter

How to give user input in Java?

• A) Use JOptionPane for input
• B) Access System.in directly
• C) Employ Console class methods
• D) Utilize Scanner object

How to get user input in method Java?

• A) Convert input to int
• B) Use Swing for input
• C) Read from file
• D) Employ various methods including Scanner

What are the 3 ways to get input from user in Java?

• A) Use OutputStream
• B) Implement LinkedList class
• C) BufferedReader, Scanner, and Console
• D) Apply ArrayList class methods

What is a user input?

• A) Output from the program
• B) Data sent for processing
• C) Machine code
• D) Device driver

What does nextInt() do in Java?

• A) Converts a float to int
• B) Reads an integer as input
• C) Retrieves next console argument
• D) Converts a string to int

How to set user input to int in Java?

• A) Use DateTimeFormatter
• B) Directly assign as int
• C) Convert String to boolean
• D) String -> Scanner.nextLine() -> Integer.parseInt()

How to take input time in Java?

• A) Use Thread.sleep()
• B) Acquire using Date class
• C) Implement Timer class
• D) Use DateTimeFormatter and LocalDateTime classes

How to take user input in byte in Java?

• A) Use BufferedReader for byte input; compute output using a formula.
• B) Utilize Console class for byte input; apply mathematical operations on input.
• C) Employ Scanner to read byte input; perform calculations using a formula.
• D) Implement DataInputStream for byte input; calculate using arithmetic operations.

How to get user input in Java without Scanner?

• A) Leverage FileReader for input; transform data from bytes to characters.
• B) Apply StreamTokenizer for input; convert bytes to characters using InputStreamReader.
• C) Utilize BufferedReader for input; transform bytes to characters using InputStreamReader.
• D) Implement ByteConverter for input; convert bytes to characters using InputStream.