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TCS Fullstack Java Developer Interview Questions and Answers
TCS Fullstack Java Developer Interview Experiences
4 interviews found
Anonymous
I applied via Company Website and was interviewed in Mar 2024. There were 3 interview rounds.
(3 Questions)
- Q1. Tell me about yourself?
- Ans. •I'm Akashdeep Prasad. • I'm in my early twenties. • I'm born and brought up in Mumbai, Andheri but currently I'm reside in Thane. - Now, coming to my highest qualification :- • I have completed my graduation in Bachelor of Science in Information Technology from University of Mumbai. - I like to share my certification with you :- • I'm certified Java Full Stack Developer. - Sir, I like to share my hobbies with you :...
- Q2. Why should I hire you ?
- Q3. What is your salary expectation?
(1 Question)
- Q1. I forgot question
(1 Question)
- Q1. I can't remember what questions asked
Interview Preparation Tips
- Java
(1 Question)
- Q1. Remove duplicate value in arraylist
- Ans.
Use a HashSet to remove duplicates from an ArrayList of strings.
Create a HashSet and add all elements from the ArrayList to it.
Clear the ArrayList and then add all elements back from the HashSet.
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Campus Placement and was interviewed in May 2023. There were 3 interview rounds.
(5 Questions)
- Q1. Tell you about me self
- Q2. Coding test for me
- Q3. Servlet question
- Q4. Jdbc question and mysql database
- Q5. What is cookie ? why use to create web application
- Ans.
A cookie is a small piece of data stored on the user's computer by the web browser, used to track user activity and personalize user experience.
Cookies are used to store user preferences, login information, and shopping cart items.
They help websites remember users and their preferences, making the browsing experience more personalized.
Cookies can also be used for tracking user behavior, such as analyzing website traffi...
Core java, servlet ,jdbc
Interview Preparation Tips
Skills evaluated in this interview
What people are saying about TCS
I applied via Walk-in and was interviewed before Apr 2023. There was 1 interview round.
(1 Question)
- Q1. Hash map implementation
- Ans.
Hash map is a data structure that stores key-value pairs and allows for fast retrieval of values based on keys.
Hash map uses hashing to map keys to indices in an array.
It allows for constant time complexity O(1) for insertion, deletion, and retrieval operations.
Example: HashMap<String, Integer> map = new HashMap<>(); map.put("key", 123); int value = map.get("key");
Skills evaluated in this interview
TCS interview questions for designations
Interview questions from similar companies
I applied via Naukri.com and was interviewed in Apr 2024. There were 3 interview rounds.
(2 Questions)
- Q1. Tell me about internal working of JVM
- Q2. Tell me about SAGA pattern in Microservices
- Ans.
SAGA pattern is a design pattern used in microservices architecture to manage distributed transactions.
SAGA pattern breaks down a long-running transaction into a series of smaller, independent transactions.
Each step in the SAGA pattern is a separate service that communicates with other services through events.
If a step fails, compensating transactions are executed to rollback the changes made by previous steps.
Example:...
(2 Questions)
- Q1. Tell me about your current project structure
- Q2. What is an API , how would you secure an API
- Ans.
API stands for Application Programming Interface. It defines the methods and data formats that applications can use to communicate with each other.
API is a set of rules and protocols that allows different software applications to communicate with each other.
To secure an API, you can use authentication methods like OAuth, API keys, or JWT tokens.
Implementing encryption (HTTPS) and rate limiting can also enhance API secu...
(2 Questions)
- Q1. Why do you want to relocate to Bangalore
- Q2. Tell me about one instance where you faced pressure and how did you overcome ?
Interview Preparation Tips
I appeared for an interview in Aug 2023.
(4 Questions)
- Q1. SQL - a table with emp-id, emp-name, manager-id, Need to find the manger name for each emplyee.
- Q2. FizzBuzz - if number is divisible by 3 print "fizz", if by 5 print "buzz", if by both "fizzbuzz"
- Ans.
A simple program to print 'fizz' for multiples of 3, 'buzz' for multiples of 5, and 'fizzbuzz' for multiples of both.
Iterate through numbers from 1 to n.
Use modulo operator to check divisibility by 3 and 5.
Print 'fizz', 'buzz', or 'fizzbuzz' accordingly.
- Q3. Is it necessary for classes implementing an interface to implement interface methods?
- Ans.
Yes, classes implementing an interface must implement interface methods.
Classes implementing an interface must provide concrete implementations for all methods declared in the interface.
Failure to implement all interface methods will result in a compilation error.
Interfaces are used to define a contract that implementing classes must adhere to.
- Q4. Spring basics - annotations
(1 Question)
- Q1. Spring boot basics
(1 Question)
- Q1. Talked about my previous companies and salary. Before they conduct the interview I had told them my expectation, while negotiation they denied for providing that and were offering just 10% hike over my cur...
Interview Preparation Tips
Skills evaluated in this interview
I applied via Naukri.com and was interviewed in Mar 2022. There were 3 interview rounds.
(2 Questions)
- Q1. Hashmap inter working, arraylist internal working, concurrent hashmap, comprator vs comprable, list, set, queue, transient vs volatile, Serializable, executor framework,
- Q2. Java 8 features especaily stream
(5 Questions)
- Q1. What are your salary expectations?
- Ans.
I am open to discussing salary based on the responsibilities and requirements of the position.
I am flexible and open to negotiation.
I am looking for a competitive salary based on my skills and experience.
I would like to be compensated fairly for the value I can bring to the company.
I am interested in discussing the overall compensation package, including benefits and bonuses.
- Q2. What is your family background?
- Ans.
My family background is diverse and multicultural, with members from different countries and professions.
My parents are from different countries, which has exposed me to different cultures and languages.
My father is a doctor and my mother is an engineer, which has influenced my interest in both medicine and technology.
I have relatives who are teachers, artists, and entrepreneurs, which has broadened my perspective on v...
- Q3. Why are you looking for a change?
- Ans.
Looking for new challenges and growth opportunities.
Seeking a more challenging role to enhance my skills and knowledge.
Interested in working with new technologies and frameworks.
Want to be part of a dynamic and innovative team.
Desire for career growth and advancement.
Looking for a better work-life balance.
- Q4. Where do you see yourself in 5 years?
- Ans.
In 5 years, I see myself as a highly skilled Fullstack Java Developer, leading a team and working on complex projects.
Leading a team of developers
Working on complex projects
Continuously improving my skills
Contributing to the success of the company
- Q5. Tell me about yourself.
- Ans.
I am a Fullstack Java Developer with experience in developing web applications using Java, Spring, and JavaScript.
I have a strong understanding of Java programming language and its frameworks like Spring and Hibernate.
I am proficient in front-end technologies like HTML, CSS, and JavaScript.
I have experience in developing RESTful APIs and working with databases like MySQL and MongoDB.
I am familiar with Agile development...
Interview Preparation Tips
I applied via Approached by company and was interviewed in Dec 2021. There were 2 interview rounds.
(2 Questions)
- Q1. Java api calling from angular application and all security and integration related question.
- Q2. Project structure related question
(1 Question)
- Q1. Project structure design patterns
Interview Preparation Tips
- api integration
- angular project structure
How java api allow any host to access it's api
annotation for api designing
(1 Question)
- Q1. A senior in my current team was asking questions. He was helping to complete my answers. Be prepared with oops, collection, thread concepts, spring, hibernate basics thoroughly.
Interview Preparation Tips
(2 Questions)
- Q1. Agile methodology
- Q2. Decorators in annular
- Ans.
Decorators in Angular are functions that allow you to modify or extend the behavior of classes or methods.
Decorators are used to add metadata to classes or methods in Angular applications.
They are prefixed with @ symbol and are followed by the decorator name.
Common decorators in Angular include @Component, @Directive, @Injectable, @Input, @Output, etc.
Decorators can be used for various purposes such as defining compone...
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TCS Fullstack Java Developer Interview Process
based on 4 interviews
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TCS Fullstack Java Developer Reviews and Ratings
based on 11 reviews
Rating in categories
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