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VassarLabs Software Engineer Interview Questions and Answers
VassarLabs Software Engineer Interview Experiences
2 interviews found
I applied via Campus Placement and was interviewed in Sep 2023. There were 3 interview rounds.
Basic java questions
(2 Questions)
- Q1. Explain Linked list implementation and stack
- Ans.
Linked list is a data structure where each element points to the next element. Stack is a data structure that follows Last In First Out (LIFO) principle.
Linked list implementation involves creating nodes with data and a pointer to the next node.
Stack implementation involves pushing elements onto the stack and popping them off in reverse order.
Example: Linked list - 1 -> 2 -> 3 -> NULL, Stack - push(1), push(2), push(3)
- Q2. Oops concepts in java
- Ans.
Oops concepts in Java refer to Object-Oriented Programming principles like Inheritance, Encapsulation, Polymorphism, and Abstraction.
Inheritance: Allows a class to inherit properties and behavior from another class.
Encapsulation: Bundling data and methods that operate on the data into a single unit.
Polymorphism: Ability of a method to do different things based on the object it is acting upon.
Abstraction: Hiding the imp...
Interview Preparation Tips
Skills evaluated in this interview
I applied via Campus Placement and was interviewed before Sep 2021. There were 4 interview rounds.
(1 Question)
- Q1. Questions on IOT and related
Questions mainly from Linked list.
(1 Question)
- Q1. Basically coding round, with basic questions from arrays. One needs to have good communication skills to explain to interviewers.
Interview Preparation Tips
- DSA
- IOT
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Software Engineer Interview Questions & Answers
Nomura Structured Finance Services
Anonymous
posted on 4 Sep 2024
I applied via Company Website
(2 Questions)
- Q1. Life cycle of thread
- Ans.
Thread life cycle includes new, runnable, running, blocked, and terminated states.
Thread is created in 'new' state
It becomes 'runnable' when start() method is called
Thread enters 'running' state when CPU starts executing its run() method
It can go to 'blocked' state if it's waiting for a resource
Finally, thread reaches 'terminated' state when run() method completes or stop() method is called
- Q2. İnternal working of hash map
- Ans.
Hash map is a data structure that stores key-value pairs and uses a hash function to map keys to their corresponding values.
Hash map consists of an array of buckets, each containing a linked list of key-value pairs.
When inserting a key-value pair, the hash function is used to determine the index of the bucket where the pair should be stored.
To retrieve a value, the hash function is used to find the corresponding bucket...
(2 Questions)
- Q1. Salary expectations
- Q2. Why I want to change the job
- Ans.
Seeking new challenges, growth opportunities, and a better work-life balance.
Looking for new challenges and opportunities to learn and grow
Seeking a better work-life balance
Interested in working with new technologies or in a different industry
Wanting to advance career progression
Skills evaluated in this interview
I appeared for an interview in Feb 2025, where I was asked the following questions.
- Q1. What is JPA
- Ans.
JPA (Java Persistence API) is a specification for managing relational data in Java applications using object-relational mapping.
JPA provides a way to map Java objects to database tables.
It simplifies database interactions through an object-oriented approach.
Common implementations include Hibernate, EclipseLink, and OpenJPA.
Example: Using JPA annotations like @Entity to define a persistent class.
JPA supports querying wi...
- Q2. Write a program to find duplicate elements in the list
I applied via Indeed and was interviewed before Jun 2020. There were 5 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Basic php and array functions
- Q2. Mysql basic, views, triggers
Interview Preparation Tips
I applied via Company Website and was interviewed before Jun 2020. There were 5 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Php basic and array functions
- Q2. Mysql basic,views,triggers
Interview Preparation Tips
Software Developer Interview Questions & Answers
Nomura Structured Finance Services
Anonymous
posted on 2 Aug 2024
I applied via Job Portal and was interviewed in Feb 2024. There were 2 interview rounds.
(2 Questions)
- Q1. Java related questions
- Q2. Core java, Java 8
Random Programming questions
I applied via Referral and was interviewed before Sep 2020. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. OOPS Concept, Web Api, Static classes, Abstraction and Interfaces, Collections(List, Dictionary), Delegates, SQL Server- Stored Procedures, Functions, CTE/Temporary tables, indexes. ...
Interview Preparation Tips
There will be a coding test as well to test your coding skills, will be of moderate difficulty.
I applied via Walk-in and was interviewed in Jan 2021. There were 6 interview rounds.
Interview Questionnaire
2 Questions
- Q1. How percentage
- Q2. Which branch in b. Tech?
Interview Preparation Tips
I applied via Campus Placement and was interviewed before Jan 2021. There were 4 interview rounds.
Interview Questionnaire
3 Questions
- Q1. Implement 3 stacks using 1 array
- Ans.
Implement 3 stacks using 1 array
Divide the array into 3 equal parts
Use pointers to keep track of top of each stack
Push and pop elements based on the pointer of the respective stack
- Q2. Detect cycle in a graph
- Ans.
Detect cycle in a graph
Use Depth First Search (DFS) algorithm to traverse the graph
Maintain a visited set to keep track of visited nodes
If a node is visited again during DFS, then a cycle exists
If all nodes are visited and no cycle is found, then no cycle exists
- Q3. Difference between Interpreted Language and compiled Language
- Ans.
Interpreted languages are executed directly by the interpreter while compiled languages are first converted to machine code.
Interpreted languages are slower than compiled languages as they are executed line by line.
Compiled languages are faster as the code is already converted to machine code.
Interpreted languages are easier to debug as errors can be caught at runtime.
Compiled languages are harder to debug as errors ca...
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