Java Դասընթաց Սկսնակների Համար

• Introduction of computers
• Software & Hardware

• Platforms
• Internet

• History & Evolution of Java
• Features of Java
• Java Technologies
  Java Virtual Machine (JVM)
  Java Runtime Environment (JRE)
  Java Development Kit (JDK)
• How Java is different from other Technologies
• Phases of Java Program
  Compilers
  Java (javac, bytecode)
• Tools
  JDK installation in a different environment.
  Integrated development environment (overview and
  installation).
• Methodology of every course

• Comments
• Variables & identifiers
• Primitive Types
• Reference types
• Casting in Java

• Code Blocks
• Variable Scope
• Package Declarations and Imports

• Understanding Java Operators
• Binary Arithmetic Operators
• Unary Operators
• Understanding Java Statements
• Advanced Flow Control

• Introduction of Arrays
• Array of Primitives
• Array with Reference Variables

• Methods
• Writing a main() Method
• Sorting algorithms
• Recursion

Knowledge check

• Classes vs Files
• Static variables
• Static vs Instance
• Static Initialization
• Static imports

• Creating Objects
  o Constructors
  o Reading and Writing Object Fields
  o Instance Initializer Blocks
  o Order of Initialization
• Destroying Objects
  o Garbage Collection

• Creating and Manipulating Strings
  o Concatenation
  o Immutability
  o The String Pool
  o Important String Methods
• StringBuilder Class
  o Mutability
  o Important StringBuilder Methods
  o StringBuilder vs. String

• Final keyword
• Enum
• Abstract class
• Interface

• Encapsulation
  o Access Modifiers
  o Immutable classes
• Rules for JavaBeans naming convention

• Inheritance
• Object
• hashCode/toString/equals
• Polymorphism
  o Overriding
  o Overloading

• Memory Management
• Heap
• Stack
• Metaspace
• GC

Knowledge check

• Understanding Exceptions
• Exceptions hierarchy
• Using try/catch/ finally Statements
• Checked /unchecked Exceptions
• Errors

• Creating Dates and Times
• Manipulating Dates and Times
• Working with Periods
• Formatting Dates and Times
• Parsing Dates and Times

• Understanding Files and Directories
  o Conceptualizing the File System
  o Introducing the File Class
• Introducing Streams
  o Stream Fundamentals
  o Common Stream Operations

• Lambda Expression introduction
• Lambda Syntax
• Functional interfaces overview

• Collections hierarchy
• Wrapper Classes and Autoboxing
• Common Collections methods
• Using the List Interface
• Using the Set Interface
• Using Queue Interface

• hashCode
• Map
• Comparator vs Comparable
• Searching and Sorting

• The Diamond Operator
• Working with Generics
• Generic Classes
• Generic Interfaces
• Generic Methods
• Bounds