Quest Global Senior Software Engineer Interview Questions, Process, and Tips

4 sections were there, logical, c, electronics and mathematical

Asked 3 to 4 programming questions which were moderately tough

Q1. Types of design patterns?
Ans. 
Design patterns are reusable solutions to common problems in software design.
• Creational patterns: Singleton, Factory, Builder

• Structural patterns: Adapter, Decorator, Facade

• Behavioral patterns: Observer, Strategy, Template Method
Answered by AI
Add your answer
Q2. SOLID Principles in unity
Ans. 
SOLID principles can be applied in Unity development to improve code quality and maintainability.
• Single Responsibility Principle: Each script should have a single responsibility.

• Open/Closed Principle: Classes should be open for extension but closed for modification.

• Liskov Substitution Principle: Subclasses should be substitutable for their base classes.

• Interface Segregation Principle: Use interfaces to segregate method...read more
Answered by AI
Add your answer

Q1. If exception is thrown , whether final block will get executed.
Ans. 
Yes, the final block will get executed even if an exception is thrown.
• The final block will always get executed, regardless of whether an exception is thrown or not.

• This is useful for releasing resources like closing files or database connections.

• Example: try { // code that may throw exception } catch (Exception e) { // handle exception } finally { // final block always gets executed }
Answered by AI
Add your answer
Q2. What is difference between ArrayList and HashMap.
Ans. 
ArrayList is a dynamic array to store elements, while HashMap is a key-value pair collection.
• ArrayList is ordered and allows duplicate elements, while HashMap is unordered and does not allow duplicate keys.

• ArrayList uses indexes to access elements, while HashMap uses keys to access values.

• Example: ArrayList<String> list = new ArrayList<>(); HashMap<String, Integer> map = new HashMap<>();
Answered by AI
Add your answer

Q1. Where are you living in Bangalore. I want to know you a little on personal front.
Add your answer

Q1. HTML5, CSS, javascript, angular, react
Add your answer
Q2. Android mobile Application
Add your answer
Q3. Java programming Language
Add your answer

Client interview. Excellent company.

Group discussion of quest global team. Excellent conversation.

Q1. Salary discussion.
Add your answer