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Softtek Mern Full Stack Developer Interview Questions and Answers
Softtek Mern Full Stack Developer Interview Experiences
1 interview found
(1 Question)
- Q1. What is a closure
- Ans.
A closure is a function that has access to its own scope, as well as the outer scope in which it was defined.
A closure allows a function to access variables from an outer function even after the outer function has finished executing.
Closures are commonly used in event handlers, callbacks, and for data privacy.
Example: function outerFunction() { let outerVar = 'I am outer'; return function innerFunction() { console.log(
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I applied via Job Fair and was interviewed in Feb 2024. There was 1 interview round.
(5 Questions)
- Q1. Java vs Javascript , Meaning of Synchronization in Java , Multihreading in Js
- Ans.
Java is a backend language, Javascript is a frontend language. Synchronization in Java ensures only one thread can access a resource at a time. JavaScript is single-threaded but can handle asynchronous operations using callbacks, promises, and async/await.
Java is a backend language used for server-side development, while JavaScript is a frontend language used for client-side scripting.
Synchronization in Java is a techn...
- Q2. Write a pojo class to display the Employee Details,Pojo vs Bean
- Ans.
A Pojo class is a simple Java class that contains only private fields, public getters and setters, and no-arg constructor.
Create private fields for employee details like name, id, salary, etc.
Generate public getters and setters for each field.
Include a no-arg constructor in the class.
Example: public class Employee { private String name; private int id; public String getName() { return name; } public void setName(String...
- Q3. How to to compare two objects with same class (equals & Hashcode methods)
- Ans.
To compare two objects with the same class, override the equals and hashCode methods in the class.
Override the equals method to compare the fields of the objects for equality.
Override the hashCode method to generate a unique hash code based on the object's fields.
Ensure that the equals and hashCode methods are consistent with each other.
Example: public class Person { private String name; private int age; }
- Q4. Springboot questions basics like How to connect to 2 databases at a time How to change the table name in entity class(@Table)
- Q5. JPA Repository inbuilt methods
- Ans.
JPA Repository provides inbuilt methods for common database operations in Spring applications.
JPA Repository provides methods like save(), findById(), findAll(), deleteById(), etc.
These methods help in performing CRUD operations on entities without writing custom queries.
For example, userRepository.save(user) saves a user entity to the database.
Skills evaluated in this interview
Full Stack Software Developer Interview Questions & Answers
Collabera Technologies
Anonymous
posted on 1 Mar 2024
I applied via LinkedIn and was interviewed in Jan 2024. There was 1 interview round.
(3 Questions)
- Q1. Tell me about your self
- Q2. About technical questions
- Q3. About current project
Interview Preparation Tips
Junior Full Stack Developer Interview Questions & Answers
ThoughtWorks
Anonymous
posted on 2 Jun 2024
I applied via Approached by Company and was interviewed in May 2024. There was 1 interview round.
(1 Question)
- Q1. Why do you want to leave your current workplace?
Selected
I applied via Campus Placement and was interviewed in May 2023. There were 4 interview rounds.
The aptitude round consists of quantitative, technical questions mainly from java ,oops, ds concepts , some from os . Negative marking was there with 0.25 mark deduction.
It consists of three coding questions and that was pretty much easy . 1st qn is easy and so is the 2nd question . Third question is kind of medium level (but not so tough ) . It was a question related to doubly linked list . 1st and 2nd were array and string questions. We had this in pen and paper format , not in ids .
(1 Question)
- Q1. This is a technical hr one on one interview. It only depends based on your resume and in depth technical questions related to that. Hr would be well versed in those fields. There would be 3-4 Hrs and any o...
(1 Question)
- Q1. It is a in depth technical hr round . There will be panel of 4 technical hr . They will ask questions based on your resume and according to their knowledge in that field. Each will have a storng knowledge ...
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- Backend
- Data Structures
- Java
- DBMS
- Frontend
Full Stack Software Developer Interview Questions & Answers
TEKsystems
Anonymous
posted on 29 Jun 2024
Selected
I applied via Recruitment Consulltant and was interviewed in Dec 2023. There were 2 interview rounds.
(1 Question)
- Q1. Based on your tech skills mentioned in your resume
(1 Question)
- Q1. About the company and compensation
Interview Preparation Tips
Java Full Stack Developer Interview Questions & Answers
HTC Global Services
vicky vignesh
posted on 31 Dec 2024
Selected
I applied via Naukri.com and was interviewed before Dec 2023. There were 2 interview rounds.
Speed and distance, boat and stream
(1 Question)
- Q1. What is the difference between the DELETE and TRUNCATE commands in SQL?
- Ans.
DELETE command removes specific rows from a table, while TRUNCATE command removes all rows from a table.
DELETE command is used to remove specific rows from a table based on a condition.
TRUNCATE command is used to remove all rows from a table, resetting auto-increment values.
DELETE command is slower as it logs individual row deletions, while TRUNCATE is faster as it does not log individual deletions.
DELETE can be rolled...
I applied via Naukri.com and was interviewed in Nov 2021. There were 3 interview rounds.
Interview Questionnaire
6 Questions
- Q1. Design pattern
- Q2. Throw ,throw ex, throw new exception differences
- Q3. Difference between ref and out
- Ans.
Ref and out are both used to pass arguments by reference in C#. Ref is bidirectional while out is unidirectional.
Ref is used to pass a variable by reference and can be read and modified within the method.
Out is used to pass a variable by reference and must be assigned a value within the method.
Ref can be used to pass a variable as an argument to a method and return a value.
Out is used to return multiple values from a m...
- Q4. Action and func
- Q5. Can we use async without await
- Ans.
Yes, async can be used without await.
Async functions return a promise, which can be handled without using await.
Using async without await can be useful for error handling or logging.
However, it is important to handle the promise returned by the async function.
- Q6. Property vs variable
- Ans.
A property is a value associated with an object, while a variable is a named storage location for a value.
Properties are accessed using dot notation or bracket notation
Variables are declared using keywords like var, let, or const
Properties are defined within an object literal or added to an object dynamically
Variables can be reassigned to different values
Example: object.property vs var variableName
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Skills evaluated in this interview
Interview Questionnaire
2 Questions
- Q1. Data structure and Algorithm leetcode medium type question
- Q2. Multi Threading and collection framework in java
- Ans.
Multi-threading allows concurrent execution of multiple threads. Collection framework provides a set of interfaces and classes for storing and manipulating data.
Multi-threading improves performance by utilizing multiple cores of CPU
Collection framework provides interfaces like List, Set, Map for storing data
Java provides synchronized collections for thread-safe operations
ConcurrentHashMap is a thread-safe implementatio
Skills evaluated in this interview
Full Stack Software Developer Interview Questions & Answers
TransUnion
Anonymous
posted on 25 Jan 2022
I applied via Recruitment Consulltant and was interviewed in Dec 2021. There were 2 interview rounds.
(1 Question)
- Q1. Simple technical basics , plus had asked to write program on how linked list would work
(1 Question)
- Q1. I was ghosted , no one didn't join the panel . I called and mailed the person who had scheduled the interview but he too didn't pick up the call
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