ZenQ Softwaretest Engineer Interview Questions and Answers

Q1. Oops related topics
Add your answer
Q2. Hibernate related topics
Add your answer

Q1. Spring MVC, coding questions
Add your answer
Q2. About previous project
Add your answer

Q1. About college and education
Add your answer
Q2. About previous company, agile method
Add your answer

Hackerrank Coding Round with mcq and two logic based questions.

Q1. It was a 45 mins round. 1. DSA based two question related to recursion and stack. Also optimize the time complexity. 2. Project related to my resume
Add your answer
Q2. Javascript basic to advance
Add your answer
Q3. Explain event loop
Ans. 
Event loop is a mechanism in programming that allows for asynchronous execution of code by continuously checking for and handling events.
• Event loop continuously checks for events in a queue and executes associated callback functions

• It allows for non-blocking I/O operations in programming languages like JavaScript

• Event loop is essential for handling user interactions and network requests asynchronously

• Example: In JavaSc...read more
Answered by AI
Add your answer

Q1. Angular questions and
Add your answer
Q2. Javascript questions
Add your answer

Print a specific pattern using any programming language.

Q1. What is a class in Object-Oriented Programming (OOP)?
Ans. 
A class in OOP is a blueprint for creating objects, defining their properties and behaviors.
• Classes are templates for creating objects in OOP

• They define the properties (attributes) and behaviors (methods) of objects

• Objects are instances of classes, each with its own unique data

• Inheritance allows classes to inherit properties and behaviors from other classes

• Encapsulation ensures that the data is hidden and can only be a...read more
Answered by AI
Add your answer
Q2. What is the difference between an abstract class and an interface?
Ans. 
Abstract class can have both abstract and non-abstract methods, while interface can only have abstract methods.
• Abstract class can have constructors, fields, and methods, while interface cannot have any implementation.

• A class can only extend one abstract class, but can implement multiple interfaces.

• Abstract classes are used to define common characteristics of subclasses, while interfaces are used to define contracts for...read more
Answered by AI
Add your answer
Q3. What is joining and creating an inner join query?
Ans. 
Joining is combining data from two or more tables based on a related column, while an inner join query retrieves only the matching records.
• Joining is used to combine data from multiple tables in a database.

• Inner join query retrieves only the records that have matching values in both tables.

• Syntax for inner join: SELECT columns FROM table1 INNER JOIN table2 ON table1.column = table2.column;

• Example: SELECT orders.order_i...read more
Answered by AI
Add your answer

Q1. Self Introduction
Add your answer
Q2. Twilio Framework
Add your answer

Q1. Related to Django Framework
Add your answer
Q2. Related to Twilio Framework
Add your answer

Job Roles and Responsibility & Salary Discussion

Q1. Springboot notations
Add your answer
Q2. How to handle multiple request on springboot
Ans. 
Use thread pooling and asynchronous processing to handle multiple requests efficiently in Spring Boot.
• Implement thread pooling to manage multiple requests concurrently.

• Use asynchronous processing to handle requests without blocking the main thread.

• Consider using reactive programming with Spring WebFlux for better scalability.

• Optimize database queries and external API calls to reduce response times.

• Implement caching mec...read more
Answered by AI
Add your answer

Very basic aptitude questions along with few coding questions

Q1. A problem statement was given and we had to provide an optimal approach to design and handle that problem
Add your answer
Q2. Oops concepts, SQL queries
Add your answer

Difficult exam and everything is covered

Q1. OOPS concepts related questions
Add your answer
Q2. SQL server related queries
Add your answer