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Smart Software Services(I) Java Developer Interview Questions and Answers
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1 interview found
I applied via Naukri.com and was interviewed in Jan 2024. There were 2 interview rounds.
(1 Question)
- Q1. Difference between Static & final? Difference between interface & abstract class? Why String is immutable? Which collection u used in your project? @bean, @component, CRUD operation?
- Ans.
Static is a keyword used to create class-level variables or methods, while final is used to declare constants.
Static variables and methods belong to the class itself, not to any specific instance of the class.
Final variables cannot be changed once assigned a value.
Example: static int count; final int MAX_VALUE = 100;
Gave me crud application that fetch list from spring boot and show in angular
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I applied via Naukri.com and was interviewed in May 2024. There were 3 interview rounds.
(2 Questions)
- Q1. Java concepts based on streams and oops concepts and singleton class
- Q2. DSA questions like first missing number and rotate array
(2 Questions)
- Q1. SQL queries based on group by and implementation of min heap
- Q2. Scenario based question like what data structure are used
(2 Questions)
- Q1. Java based questions like difference between interface and abstract class and spring boot rest API implementation
- Q2. Permutation of the number without duplicates
- Ans.
Generate all permutations of a given number without duplicates
Use backtracking to generate all possible permutations
Avoid duplicates by keeping track of used digits
Recursively swap digits to generate permutations
Skills evaluated in this interview
(2 Questions)
- Q1. Min stack write code with full operation
- Ans.
A min stack is a stack data structure that supports the usual push and pop operations, along with an additional operation to retrieve the minimum element in constant time.
Create a stack to store the elements and another stack to store the minimum values encountered so far.
When pushing an element, check if it is smaller than the current minimum. If so, push it onto the minimum stack.
When popping an element, check if it ...
- Q2. Graph and sql ,concept problem
(2 Questions)
- Q1. Merge Sort based tricky ques
- Q2. Island problem leetcode
Skills evaluated in this interview
Java Developer Interview Questions & Answers
Automatic Data Processing (ADP)
Anonymous
posted on 3 Jan 2025
I applied via Referral and was interviewed in Jul 2024. There was 1 interview round.
(2 Questions)
- Q1. How can a Spring Boot project be created to develop an API that returns specified data?
- Q2. What is the code to print a right-angled triangle of numbers based on a given input number?
Komal Kolani
I applied via Naukri.com and was interviewed in Aug 2024. There was 1 interview round.
(2 Questions)
- Q1. Collections framework, Explain why you chose a particular collection instead of other with example scenario based
- Q2. Explain your project
- Ans.
Developed a web application for online shopping with features like user authentication, product search, and order management.
Implemented user authentication using Spring Security
Utilized Hibernate for database operations
Designed front-end using AngularJS for dynamic user interface
(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)
Questions on permuation and combination
(2 Questions)
- Q1. Java core and advanced concepts
- Q2. Springboot annotations, spring mvc, spring security
(1 Question)
- Q1. Friendly questions
I was interviewed in Jun 2024.
Java Coding Questions based on ArrayList, HashMap, etc.
Count distinct elements in given String.
(2 Questions)
- Q1. Current Project architecture.
- Ans.
Our current project architecture follows a microservices design pattern with separate services for different functionalities.
Microservices architecture with separate services for different functionalities
Use of RESTful APIs for communication between services
Containerization using Docker for easy deployment and scalability
Implementation of service discovery and load balancing with tools like Kubernetes
Use of message bro
- Q2. My role in project
- Ans.
My role in the project was to develop and maintain Java applications to meet the project requirements.
Developing Java applications based on project requirements
Maintaining and updating existing Java code
Collaborating with team members to ensure project success
I applied via Company Website and was interviewed in Feb 2024. There was 1 interview round.
(5 Questions)
- Q1. When will you start a company
- Q2. How Many location in company
- Q3. Who is the CEO of Zoho
- Ans.
Sir.Sridhar Vembu is the founder and CEO
- Q4. What is the high salary of Zoho
- Q5. Is Zoho a foreign company?
- Ans.
Yes, Zoho is a foreign company based in India.
Zoho is headquartered in Chennai, India.
It was founded by Sridhar Vembu in 1996.
Zoho has offices in multiple countries including the United States, China, Japan, and Singapore.
Ages, trains, profit losss, hcf lcm, clock, simple interest 30 min
Array string sorting algorithm
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