How to achieve abstraction ?
Ans :- we can achieve abstraction by using abstract classes and Interfaces. Abstraction in java can be achieved in two ways:
Ans :- we can achieve abstraction by using abstract classes and Interfaces. Abstraction in java can be achieved in two ways:
solution :- Firstly install node js, npm and VS Code in your system Step 1:- Open command prompt and for create project write npx create-next-app Step 2:- Now it will say to write your Project name. Step 3 :- Now …
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Solution :- Step -1 :- Firstly open vs code and make sure you have installed node is and npm in your system. step- 2 :- Now go to View option and select “Terminal” option step-3 :- now in Terminal write …
Plan A Preparing for interviews at top tech companies like Facebook, Amazon, Netflix, and Google (FANG) requires a well-structured and comprehensive plan. Here’s a 90-day preparation agenda focusing on Data Structures and Algorithms: Days 1-30: Foundations and Basics Days 31-60: …
Ans :- these are the difference between String Buffer and String Builder s.No String Buffer String Builder 1. StringBuffer is Synchronized StringBuilder is non Synchronized 2. StringBuffer is thread safe StringBuilder is not thread safe 3 StringBuffer is less efficient …
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Solution :- SELECT e.empId,e.empName,e.cityId,c.cityName,c.stateName FROM Employee eJOIN City c ON e.cityId = c.cityIdWHERE e.empId =100;
Happy New Year 2024
Ans :- JDK :- JDK stands for “Java Development Kit” and which is the collection of the following : – 1. JavaCompiler 2.JVM 3.Java Library JRE :- JRE stands for “Java Runtime environment” which is the collection of JVM and …