1. Class, object, array, string, and interface are called non-primitive data types in Java. These data types are not predefined in Java. They are created by programmers.
Read moreWhat’s the difference between primitive type and object?
Primitive values can be stored in variables directly. Objects, on the other hand, are stored as references . A variable that has been assigned an object does not store that object directly, it stores the memory address of the location that the object exists at.
Read moreIs a primitive data type an object?
In JavaScript, a primitive (primitive value, primitive data type) is data that is not an object and has no methods. There are 7 primitive data types: string, number, bigint, boolean, undefined, symbol, and null.
Read more