Abstraction in Java, the powerful function of OOP is provided with the core of Java. Use of Abstract class is explained in this article.continue reading..
Java provides multilevel inheritance which increases the code reduction and re-usability feature. learn how to implement this.continue reading..
Polymorphism in Java, means that you can overload method to make it intuitive and usable. Learn Java polymorphism and where you can apply this concept.continue reading..
access modifiers in Java are the limitations to the scope of the Java properties, basically there are four types which are described in detail in this topic.continue reading..
E-Government (short for electronic government, also known as e-gov, digital government, online government, or connected government) is digital interactions between a government and citizens (G2C), government and businesses/Commerce (G2B), government and employees, and also between government and governments /agencies (G2G). Essentially, the e-Government delivery models can be briefly summed up as:
1.) G2C (Government to Citizens)
2.) G2B (Government to Businesses)
3.) G2E (Government to Employees)
4.) G2G (Government to Governments)
E-commerce transactions can be defined or modeled by identifying the business partners directly involved in the transaction. This is the most convenient and useful way of building models for e-commerce transactions.
Some significant models are :
1.) Business-to-Business e-Commerce (B2B)
2.) Business to consumer (B2C)
3.) Business-to-Government (B2G)
4.) Consumer-to-Consumer (C2C)
5.) Consumer-to-Government (C2G)
6.) Consumer-to-Business (C2B)
E-Commerce stands for “Electronic Commerce”. It initially started during the Berlin Airlift, Germany in 1948 when big corporate started taking order for goods electronically with the help of telephones and other private networks.continue reading..
Most common class in JAVA is
Java.Lang package and its classes. Which are Object, System, Integer, Boolean, String, StringBuffer, Float, Double, Short, Long and many more.
What is inheritance and how do you use it in java, what are its basics and how to use super keyword while implementing inheritancecontinue reading..
Spiral model was originally proposed by Boehm.It is an evolutionary software process model which is a combination of an iterative nature of prototyping and controlled and systematic aspects oftraditional waterfall model.continue reading..