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22.   Library Class: These are classes present by default in the java library for the ease of the programmer.
                   23.   Loop: It is a code construct used to repeat a set of statements multiple times as per the requirements of
                       the program.
                   24.   Merging: It refers to the process of combining the content of two arrays into one.

                   25.   Nested Loop: A loop nested within another loop is known as a nested loop.
                   26.   Object: It is an entity in a program that has its own characteristics and behaviour.

                   27.   Operands: These are variables or values on which an operation is performed.
                   28.   Package: A package is a collection of classes that can be used in a program as per the user’s requirement.

                   29.   Pass by reference: It is a process in which a reference of the actual parameter is passed to the formal
                       parameter in such a way that any change made to the formal parameter is reflected on the actual parameter.
                   30.   Pass by Value: It is a process in which the actual parameter is copied to the formal parameter, but the
                       changes made in the formal parameter are not reflected on the actual parameter.
                   31.   Polymorphism: An OOP concept where a method can perform different functions based on the object
                       that it is acting upon.
                   32.   Public: It is an access specifier that allows the usage of data members even outside the class.

                   33.   Punctuator: Special characters used to structure statements and expressions in code, such as {}, ;, and ().
                   34.   Pure Function: A function that always produces the same output for the same input and does not cause
                       any observable side effects.
                   35.   Recursive Method: It is a method that is created in such a way that it calls itself in the method body.

                   36.   Scope of Variable: It refers to the region of a program in which a certain variable can be accessed.

                   37.   Separator: It is a special character used to separate parts of a program.
                   38.   Source Code: It refers to the program created by a user which is to be compiled and executed.
                   39.   Static Method: It is a member method that is declared using static keyword and can only use static data
                       members. Such methods belong to the class rather than any object instance.
                   40.   Switch Case: It is a multiple branching statement which is used to execute a block of code by ignoring other
                       blocks of codes based on a given switch value.

                   41.   Ternary Operator: It works by using three operands and can also be used as a replacement for the if
                       statement.

                   42.   Token: It is the smallest meaningful element of a java program.
                   43.   Type Casting: It is a process of converting one data type to another according to the user’s choice.

                   44.   Unary Operator: It refers to an operator that is used with a single operand.



















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