AmbitionBox
Interview Questions
- Reviews
- Salaries
- Interview Questions
- About Company
- Benefits
- Jobs
- Office Photos
- Community
Add office photos
i
Celebal Technologies
Compare
Filter interviews by
Celebal Technologies Java Developer Interview Questions and Answers
Celebal Technologies Java Developer Interview Experiences
2 interviews found
Ram Tilak Yadav
(1 Question)
- Q1. Java Basic question , oops, Puzzle
(1 Question)
- Q1. Deep oops question , SQL, DBMS
(2 Questions)
- Q1. In my case 3 technical round occurred
- Q2. Java , basic CN, Oops , HR oriented
Nikita Batra
(3 Questions)
- Q1. Indepth knowledge on garbage collection
- Q2. Indepth knowledge of memory management in java
- Q3. 2 DSA questions
Top trending discussions
Interview questions from similar companies
Anonymous
I applied via Recruitment Consulltant and was interviewed in Sep 2024. There were 2 interview rounds.
(2 Questions)
- Q1. Difference between hashset and hashtable
- Ans.
HashSet is an unordered collection of unique elements, while Hashtable is a synchronized collection of key/value pairs.
HashSet does not allow duplicate elements, while Hashtable does not allow duplicate keys.
HashSet does not maintain insertion order, while Hashtable does not guarantee any order.
HashSet allows null values, while Hashtable does not allow null keys or values.
- Q2. Collection vs Collections
- Ans.
Collection is an interface in Java that represents a group of objects, while Collections is a utility class that contains static methods for operating on collections.
Collection is an interface in Java that represents a group of objects.
Collections is a utility class in Java that contains static methods for operating on collections.
Example: List
list = new ArrayList<>(); Collection collection = list; Example: Collections
(2 Questions)
- Q1. SQL query related questions
- Q2. Write a Java program to find the duplicate in Array
- Ans.
Java program to find duplicates in an array of strings
Create a HashSet to store unique elements
Iterate through the array and check if element is already in the HashSet
If element is already in the HashSet, it is a duplicate
Skills evaluated in this interview
(2 Questions)
- Q1. Goals for the future
- Ans.
To become a senior Java developer and contribute to innovative projects in a collaborative team environment.
Continue learning new technologies and best practices in Java development
Work on challenging projects to enhance problem-solving skills
Collaborate with team members to share knowledge and improve code quality
- Q2. How do you think you can impact our company
- Ans.
I believe my strong Java skills and problem-solving abilities can positively impact the company by improving efficiency and developing innovative solutions.
I have experience in developing efficient and scalable Java applications, which can help streamline processes within the company.
I am skilled in identifying and solving complex technical issues, which can contribute to the overall success of projects.
I am proactive ...
(2 Questions)
- Q1. Try, catch, finally...
- Q2. HTTP families (400,200,500)
I applied via Approached by Company and was interviewed in Dec 2023. There were 2 interview rounds.
(2 Questions)
- Q1. Dsa question, I don’t remember
- Q2. Check if the sentence is palindrome or not
- Ans.
To check if a sentence is a palindrome, compare it with its reverse form.
Remove all non-alphanumeric characters and convert the sentence to lowercase.
Reverse the sentence and compare it with the original sentence to check for palindrome.
Example: 'A man, a plan, a canal, Panama' becomes 'amanaplanacanalpanama' after removing non-alphanumeric characters and converting to lowercase.
(2 Questions)
- Q1. Discussion was on Binary tree and tree traversal. Asked me to write binary tree complete program to insert amd traversal of binary tree with few changes on how to insert.
- Q2. In depth discussion on my experience my projects.
Interview Preparation Tips
- Dsa and core java, System design
Overall my experience wasn’t great.
Skills evaluated in this interview
Aman Raj
(1 Question)
- Q1. Java, sql ,springboot
Selected
I applied via Company Website and was interviewed in Sep 2023. There were 3 interview rounds.
JAVA , OOPS C++ ,C and other
(1 Question)
- Q1. C , c++ , oops , Java are questions for the interview in but I language for comfortable in hindi
Interview Preparation Tips
- Java
- C
- C++
- OOPS
Selected
I applied via campus placement at Anna University and was interviewed in Aug 2023. There were 3 interview rounds.
(2 Questions)
- Q1. Java Full stack
- Q2. Spring boot and microwave
(1 Question)
- Q1. Java project and onions
Interview Preparation Tips
Selected
I applied via Recruitment Consulltant and was interviewed in Mar 2023. There were 3 interview rounds.
(1 Question)
- Q1. Easy Questions - Oops Concept . real life examples Abstract Class Inheritance difference Final vs immutable Spring Concepts - dependency injection,about @autowired
(1 Question)
- Q1. English Test - Speaking Fluent Eglish
I applied via Company Website and was interviewed in Oct 2022. There were 4 interview rounds.
Polymorphism ,table print ,reverse
Reasoning, english synonyms,math, opposite words
Oops ,collection, thread, Servlet ,JSP, databases
Interview Preparation Tips
For Java,so
Core java advance java,
Framework
Celebal Technologies Interview FAQs
Tell us how to improve this page.
Celebal Technologies Interviews By Designations
- Celebal Technologies Data Engineer Interview Questions
- Celebal Technologies Data Scientist Interview Questions
- Celebal Technologies Associate Interview Questions
- Celebal Technologies Intern Interview Questions
- Celebal Technologies SQL Developer Interview Questions
- Celebal Technologies Associate Consultant Interview Questions
- Celebal Technologies Data Analyst Interview Questions
- Celebal Technologies Internship Trainee Interview Questions
- Show more
Celebal Technologies Java Developer Interview Process
based on 2 interviews
Interview experience
Java Developer Interview Questions from Similar Companies
Fast track your campus placements
|
Data Engineer
372
salaries
|  ₹4 L/yr - ₹12 L/yr |
|
Associate
239
salaries
| ₹4 L/yr - ₹9.6 L/yr |
|
Associate Data Engineer
158
salaries
| ₹2.5 L/yr - ₹11 L/yr |
|
Associate Consultant
156
salaries
| ₹5 L/yr - ₹16.4 L/yr |
|
Data Scientist
124
salaries
| ₹4.5 L/yr - ₹16.5 L/yr |
TCS
Infosys
Wipro
HCLTech
- Home >
- Interviews >
- Celebal Technologies Interview Questions >
- Celebal Technologies Java Developer Interview Questions
