Interview with Amadeus Software Labs

Interview with Amadeus Software Labs

 

 

Interview 1:

Q 1. What is the immutable.
Q 2. how can you create immutable object.
Q 3. How can you create jdbc connection from scratch.
Q 4. How can you print hello world without calling.
Q 5. class something{
 static String n="Sandesh";
 something(){
  System.out.println(n);
 }
}
public class staticExmaple {
 public static void main(String[] args) {
  something so = new something();
 
 }
}
Q 6. Difference between HashMap and HashTable.
Q 7. How can use a object in HashMap as a key.
Q 8. What's the kernel loading in Linux.
Q 9. What's the monolithic and Microkernel.
Q 10. What is the thread safe.
Q 11. which class, provides the wait, notify etc.
Q 12. What's the static method, variable and block.
Q 13. Which provides these jdbc drivers.
Q 14. How can you print only duplicates using sql.
Q 15. HashCode and equals contract.

 

Interview 2:

 

Q1. Difference between ArrayList and LinkedList.

Q2. What are these Collections, Collection and Map.

Q3. What is the difference between HashMap and HashTable.

Q4. Can you insert null as a key in HashMap, If yes then if you will insert null key with another value, what HashMap will contains.

Q5. What's the ensureCapacity() method and which class contains this.

Q6. What are the methods object provides ?

Q7. Why string is immutable in Java?

Q8. In which area of memory contains static, local variables.

Q9. What are the super class for exceptions and runtime exceptions?

Q10. Which file contains the default port information for tomcat?