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Core Java Development Course for Beginners - Part 2 - Variables Datatypes and Operators

Udayan Khattry, SCJP, SCWCD & Oracle Database SQL Certif

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9 Videos (1h 59m)
    • Literals And Variables 1

      11:26
    • Literals And Variables 2

      9:33
    • Primitive Data Types 1

      13:59
    • Primitive Data Types 2

      9:30
    • Operators in Java 1

      17:06
    • Operators in Java 2

      19:03
    • Operators in Java 3

      15:32
    • Operators in Java 4

      5:25
    • Operator Precedence in Java

      17:10

About This Class

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This course is for anyone who wants to learn Java from scratch, polish java skills, face java interviews and prepare for java certifications.


Anyone can take this course and go from 0 developments skills to being expert in OOPs and core Java.
Java is the most popular language world wide and technologies like Servlets & JSP, J2EE, Struts, Spring, Hibernate, JMS or android for mobile applications are all based on core Java.
Even Kotlin (android's new programming language) becomes easier if you know Java.

Having a sound understanding of core java concepts is necessary, if you want to learn advance concepts, frameworks and android programming.

Following Lectures are covered in Part-2

    1.  Literals and Variables

In this lecture you will learn:

  • Integer Literals
  • Floating-Point Literals
  • Boolean Literals
  • Character Literals
  • How to use characters from other languages?
  • How to change character encoding in Eclipse to print special characters on to the console.
  • String Literals
  • Null Literal
  • What is a variable in Java?
  • Variable for Primitives and Object Reference

2         Primitive Data Types in Java

In this lecture you will learn:

  • Primitive types: byte, short, int and long
  • How positive and negative numbers are stored in the memory?
  • Convert decimal to binary
  • 2's complement method
  • Primitive types: float, double, char and boolean
  • How integral values can be assigned to char type and vice versa?

3         Operators in Java

In this lecture you will learn:

  • Arithmetic Plus (+) operator
  • Implicit casting and explicit casting for primitive data types
  • Remaining Arithmetic operators (-, *, /, %)
  • Division(/) and remainder(%) operators with integral type and floating point numbers
  • Unary operators (+, -, ++, --, !)
  • Difference between Pre and Post increment/decrement operators
  • Relational operators (>, >=, <, <=, ==, !=)
  • Logical operators (&&, &, ||, |, ^, ?:)
  • Truth table for &&, &
  • Truth table for ||, |
  • Truth table for ^
  • Assignment operators (=, +=, -=, *=, /= and %=)
  • Operator Precedence and Associativity
  • How to solve an expression containing various operators?

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Udayan Khattry

SCJP, SCWCD & Oracle Database SQL Certif

Hi, I'm Udayan. I have a master's degree in Computer Applications from Symbiosis International University, Pune, India and have completed following professional certifications:
- SCJP 1.6 (Sun Certified Programmer for J2SE 6.0)
- SCWCD 1.5 (Sun Certified Web Component Developer)
- Oracle Database SQL Certified Expert

After working as a software developer and consultant for over 9 years for various companies in India, Dubai & Singapore, I decided to follow my lifelong passion ...

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