java 16 interview questions and answers

?– Wrapper classes are classes that allow primitive types to be accessed as objects. Wrapper classes in Java are classes that provide a way to use primitive data types (such as int, char, float, etc.) as objects. In Java, everything is treated as an object, but primitive data types are not. Wrapper classes serve as … Read more

Panel and Applet classes use the FlowLayout as their default layout. In Core Java, the containers that use a FlowLayout as their default layout are: JPanel JDialog The FlowLayout is a layout manager in Java Swing that arranges components from left to right, top to bottom in the order they are added. It is the … Read more

Window, Frame and Dialog classes use a BorderLayout as their layout. In Core Java, the containers that use a BorderLayout as their default layout are Frame, Window, and Dialog. The BorderLayout divides the container into five areas: North, South, East, West, and Center. When you create a Frame, Window, or Dialog without specifying a layout … Read more

FlowLayout: The elements of a FlowLayout are organized in a top to bottom, left to right fashion. BorderLayout: The elements of a BorderLayout are organized at the borders (North, South, East and West) and the center of a container. CardLayout: The elements of a CardLayout are stacked, on top of the other, like a deck … Read more

A layout manager is an object that is used to organize components in a container. The different layouts are available are FlowLayout, BorderLayout, CardLayout, GridLayout and GridBagLayout. In Java AWT (Abstract Window Toolkit), a layout manager is responsible for arranging and positioning GUI components within a container. It determines how components should be displayed and … Read more