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Smart Software Services(I) Java Developer Interview Questions and Answers
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1 interview found
Anonymous
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
Skills evaluated in this interview
Interview questions from similar companies
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. 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
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 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
Interview Preparation Tips
I applied via Company Website
Very difficult aptitude questions
Resources coding round
(2 Questions)
- Q1. Very difficult questions
- Q2. Coding program is very difficult
It was 45 Mins Test And with 10 Sections . 1 Section was Java Programming Test and 1 Another Section was SQL Script Coding Test . Rest All Sections are MCQ Questions
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