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Questions and Answers
What is the purpose of the Scanner class in Java?
What is the purpose of the Scanner class in Java?
- To create graphical user interfaces
- To handle input from the keyboard (correct)
- To perform mathematical calculations
- To print output to the console
Which method of the Scanner class is used to input a string (word)?
Which method of the Scanner class is used to input a string (word)?
- next() (correct)
- nextDouble()
- nextLine()
- nextInt()
What data type does the 'nextBoolean()' method of the Scanner class return?
What data type does the 'nextBoolean()' method of the Scanner class return?
- Double
- Boolean (correct)
- String
- Integer
In the given Java program, what does 'x = input.nextInt();' do?
In the given Java program, what does 'x = input.nextInt();' do?
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What is the purpose of the line 'System.out.printf( "The Resul is = " + sum );' in the given Java program?
What is the purpose of the line 'System.out.printf( "The Resul is = " + sum );' in the given Java program?
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