Programming Basics: Operators and Control Structures
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Programming Basics: Operators and Control Structures

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Questions and Answers

Which data type in Java can store a single character?

  • String
  • char (correct)
  • int
  • byte

    • What is the purpose of the public access modifier in Java?

  • To make a variable private
  • To make a variable static
  • To make a class final
  • To make a method accessible from any part of the program (correct)

    • What is the purpose of the import statement in Java?

  • To create a new object
  • To declare a variable
  • To define a class
  • To import a package (correct)

    • What is the purpose of the static keyword in Java?

    <p>To make a variable shared by all objects of a class</p> Signup and view all the answers

    What is the purpose of the final keyword in Java?

    <p>To make a variable constant</p> Signup and view all the answers

    What is the range of values that can be stored in a byte data type in Java?

    <p>-127 to 128</p> Signup and view all the answers

    What is the purpose of the Scanner class in Java?

    <p>To get data from the keyboard</p> Signup and view all the answers

    What is the purpose of the System.in object in Java?

    <p>To get data from the keyboard</p> Signup and view all the answers

    What is the purpose of the public static void main method in Java?

    <p>To start the execution of a Java program</p> Signup and view all the answers

    What is the purpose of the super keyword in Java?

    <p>To access the superclass of a class</p> Signup and view all the answers

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