Chetu Senior Java Developer Interview Questions and Answers

Question 1
----------------
Input array - 2,9,3,6,5,4

Output array - 9,6,5,4

The result array returns the elements which are greater than all the right side elements

Input array -3,5,1,2,4

Output - 5,4

Question 2
----------------
Check whether two strings are anagram or not?

Question 3
-----------------
Make an employee class and retrieve 100 random employees with unique IDs.

Q1. 1. API security 2. More details about project
Add your answer
Q2. 3. Employee class and address class
Add your answer

Java 8 related problems and basic Data structures

Core Java, Database, Spring, etc..

Q1. Salary and job location discussion
Add your answer

Q1. Basic DSA questions like binary search, pattern
Add your answer
Q2. Basic SQL query questions
Add your answer

In first round 4 coding question like 1 dsa 2 database and one is api and question is very simple . coding round was conducted in hackerrank

Q1. DSA QUESTION LIKE TREE AND GRAPH
Add your answer
Q2. DP AND SORTING APPROACH
Add your answer

Again same but dsa question and oops concept in deep level

Q1. The interviewer is from testing panel how the testing panel can take a developer interview they don’t have any knowledge about java worst interviewer in my life they waste my 1hour. after answer all the qu...read more
Add your answer
Q2. What is encapsulation. Protected and default difference i have to explain her with example. Collection and hashmap i explain all the things in hashmap even the implementation After that she said to write ...read more
Add your answer
Q3. She asked me about helm chart and aws.I did answer according to it. My interview was pretty well but very next day what i got to know from HR that my basic was not clear that’s very very unprofessional beh...read more
Add your answer

Q1. What is Oops concept?
Ans. 
Oops concept stands for Object-Oriented Programming concepts which include principles like inheritance, encapsulation, polymorphism, and abstraction.
• Oops concept is a programming paradigm that focuses on objects and classes.

• It includes principles like inheritance, where a class can inherit properties and behaviors from another class.

• Encapsulation is another principle where data is wrapped within a class and can only be...read more
Answered by AI
Add your answer

Good round moderate coding questions were asked

Q1. Coding question based on trees
Add your answer
Q2. Coding question based on math/binary search
Add your answer

The platform is hackerrank and they asked arrays and string topics and the duration is 1hr

Q1. What is the difference between http and https
Ans. 
HTTP is unsecured while HTTPS is secured with SSL/TLS encryption.
• HTTP stands for Hypertext Transfer Protocol, while HTTPS stands for Hypertext Transfer Protocol Secure.

• HTTP operates on port 80, while HTTPS operates on port 443.

• HTTP data is transmitted in plain text, while HTTPS data is encrypted using SSL/TLS.

• HTTPS provides authentication, integrity, and confidentiality of data exchanged between a client and a server.

• W...read more
Answered by AI
Add your answer
Q2. Asked some sql querys
Add your answer
Q3. Asked some sql joins
Add your answer
Q4. Fully based on user resume
Add your answer

Q1. They asked general questions like family background
Add your answer