I applied through a staffing agency. I interviewed at Mphasis in Sep 2021
Interview
recruitment team called and interview scheduled and meeting invite is set for the L1 interview .and the interviewer also joined 5 min back .It took about 1 hour and 45 min.Started with basics coding questions. Questions were basic but in-depth and intense.Asked for screen share since we need to install the application screen share was not possible .It made the coding difficult.
Interview questions [1]
Question 1
Maximum repeating character and its position and number of occurrences
check whether a number is power of 10
find the single occurring element position from a string .If there is none return - 1
LinkedHashMap
Inversion of control
Given a non-empty array of integers nums, every element appears twice except for one. Find that single one.
ArrayList vs LinkedList
design pattern - factory and observable pattern
Authrization and Authentication
How you do spring security
how to make the application more secure
@qualifier
@configuration
PreConstruct and post construct
Hashcode vs equals
Internal implentation of HashMap and HashSet
What if Hashcode is not overridden .Use of hashcode
JPA - how to get the employee using salary and department - how you will write the method
English interview (conducted by an Indian person). Share your full screen, no Googling, and no IDE. Write code in a text editor. The session will be recorded. Be prepared to explain your thought process and answer questions about your code.
Interview questions [1]
Question 1
Write a code to reverse single linked list,
What is virtual Thread?
How to implement Spring cache?
How to implement Spring cloud config server?
How to develop multithreading app?
Write SQL to select with join
I applied online. I interviewed at Mphasis (Bengaluru) in Feb 2023
Interview
There totally 3Rounds.2 technical rounds followed by Hr round.1round questions Difference between == and .equals(),What is a Lambda Expression ? What's its use ?. Describe, in general, how java's garbage collector works ? Explain OOPs features,
Interview questions [1]
Question 1
What is oops concepts, single tone class, difference between comparator and comparable difference between Hash map and Set . what is wrapper class. Serialisation in Java etc.
I applied through a staffing agency. The process took 1 week. I interviewed at Mphasis in Jun 2022
Interview
interview scheduled by 3rd party agency
it consisted of 3 rounds:
1st was techinecal round, then
2nd was managerial and technical round, and then
3rd will be a HR round
- however I did not make through all of these.
Interview questions [1]
Question 1
Abstract class
inner vs nested class
concurrent hashmap
wait vs sleep - java
throw vs throws
@springBootApplication
@RestController
restful vs microservices
design pattrens
JPA
sql : query to find 5 highest salaries in employee table