Java Programming Basics
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Questions and Answers

Which of the following keywords agent access specifier

  • Confidental
  • Personal
  • Public (correct)
  • Social

    • Which of the following data types is used to accept alphanumeric value ?

  • Integer
  • Float
  • Bolean
  • String (correct)

    • Which of the following is a block-based programming language?

  • Python
  • C++
  • Java
  • Scratch (correct)

    • Which of the following attributes of object oriented programming enables programmer to hide unimportant details?

    <p>Abstraction (A)</p> Signup and view all the answers

    Which of the following components of Java helps the programmer not down detail is in the program in such a way that they do not get processed as a part of the program?

    <p>Comments (A)</p> Signup and view all the answers

    Which of the following are the main aspect of a variable

    <p>Name, address and value (C)</p> Signup and view all the answers

    Which of the following data types returns true or false

    <p>bolean (C)</p> Signup and view all the answers

    Which of the following are the building blocks of Java?

    <p>Inheritance, abstraction and polymorphism (A)</p> Signup and view all the answers

    Which of the following is IDE used for Java programming?

    <p>Eclipse (A), Bluej (B), Netbeans (C)</p> Signup and view all the answers

    Which of the following data types is used to accept numbers?

    <p>Int (A), Float (C)</p> Signup and view all the answers

    Flashcards

    Java IDEs

    Integrated Development Environments (IDEs) frequently used for Java programming.

    Numeric data types

    Data types that hold numbers, such as integers and floats.

    String data type

    Data type that holds text.

    Boolean data type

    Data type that stores true/false values.

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    Abstraction (OOP)

    Hiding complex implementation details and showing only essential features.

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    Block-based programming language example

    A programming language that uses visual blocks to represent code instead of text.

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    Java building blocks

    Core concepts of Java programming: Inheritance, Abstraction, and Polymorphism.

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    Java IDE options

    Integrated Development Environments used for Java programming ; useful for creating and running Java programs.

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    Number data types in Java

    Data types for storing numbers in Java programs.

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    Data types for alphanumeric values

    Data types representing text and characters in programming (not strictly 'alphanumeric').

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