Blue Flame Labs Interview Experience (On-Campus)

The selected ones got mail for further rounds

1. Which language you’re comfortable with?
   I said JAVA, and then he gave a code snippet and asked me to debug it and explain the piece of code
2. What’s the difference between constructors and methods in Java?
3. Can we make all the class names private?
4. What is inheritance?
5. What is multiple inheritance? Write a program to show multiple inheritance
6. Does Java support multiple inheritance? why?
7. What are interfaces?
8. Write a program to implement a 2D array. What is the Time Complexity?

SQL

1. Write a query to find the 2nd highest salary.
2. What are the types of joins in DBMS?
3. Create a Table

HTML

1. Do you know about HTML forms? Create a form with a username, and password along with labels.
2. What are the types of tags in HTML?

Basic DSA

1. What type of data structure is used in Spotify to play the next song or the previous one?
2. What type of data structure is used for storing songs in a playlist and playing one by one song from that playlist?