What are data types? What is mutable and immutable? Write a small program to create a list or array and perform basic operations using two variable How would you secure an application from cyber attacks? What are the key measures to protect a system or network?
package com.interview; public class Threading { int counter; class Mythread extends Thread{ @Override public void run(){ for(int i=0; i < 10000; i++) counter++; System.out.println("run = " + counter); } } public static void main(String[] args) throws InterruptedException { // TODO Auto-generated method stub Threading a = new Threading(); Mythread t1 = a.new Mythread(); t1.start(); t1.join(); System.out.println("" + a.counter); } }
Difference between Abstract and Interface and their real time examples. (Freshers)
Asked about what OOP meant
Challenges facing the HR industry?
Database question. MySQL. Details of other project
Question were not very technical , but it was based on the project scenarios, like how error handling done in project or how security is handled or how the code review was done
How many years of experience do you have with Java?
You are on the first floor of two-level building. On the second floor, there are three lamps while all the switches are on the first floor. How can you define which switch is associate with the lamps on the second floor with only going to the second floor once?
Google questions fishes and chips
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