Java Keywords - Reserved words or Literal - Java Identifiers tutorial | Java programming tutorial смотреть онлайн

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Start learning with first conception of java programming keywords also known as reserved words and identifiers.

Keywords are some words which meaning is already reserved in java so these are also called reserved words.
There are 50 keywords in java among them goto and const are now deprecated and unused, so now 48 keywords in java now used.

Along with the keywords in java there are also three reserved literals (true, false and null).

Rest of the 48 keyword list is given in the video and categorize with their associated category.

Next concept is discussed is identifier which represents the name in java.
Identifiers can be a class name, interface name, variable name, constant name and package name.

Naming rules of identifier are also discussed. After that in this video we will discussed naming convention for following things.

1. Naming convention for class name / interface name: First letter of each word should be capital.
2. Naming convention for method name: First word is in lower case then from second word first letter of each word is written in uppercase, this is called camel case.
3. Naming convention for constant name: All in uppercase, each word is seperated by underscore.
4. Naming convention for package name: All in lowercase.


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