RAXA Interview Questions and Answers

Heat detectors are devices that sense abnormally high temperatures and are typically used in areas where smoke detectors may not be suitable.

• Types of heat detectors include fixed temperature detectors, rate-of-rise detectors, and combination detectors.

• Fixed temperature detectors activate when a specific temperature is reached.

• Rate-of-rise detectors activate when the temperature increases rapidly.

• Combination detectors c...read more

NWC, NWF, and NWD are different file formats used in BIM modeling.

• NWC (Navisworks Cache) is a lightweight file format used for sharing models with stakeholders who do not have access to the original software.

• NWF (Navisworks File) is a project file format that references multiple NWD files and allows for collaboration and coordination.

• NWD (Navisworks Document) is a published file format that contains all the data and ge

Developed a web-based application for tracking and managing project tasks.

• Used React.js for front-end development

• Implemented RESTful APIs using Node.js and Express

• Utilized MongoDB for database storage

• Integrated authentication and authorization using JWT tokens

I am interested in this role because I am passionate about combining software development and operations to improve efficiency and reliability.

• Passionate about DevOps principles and practices

• Excited about automating processes and improving efficiency

• Interested in working with cutting-edge technologies like Docker and Kubernetes

OOPs concepts 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 to present the same interface for different data types.

• Abstraction: Hiding the complex implementation detail

Exceptions in Spring Boot can be handled using @ExceptionHandler annotation, @ControllerAdvice annotation, and custom exception classes.

• Use @ExceptionHandler annotation to handle exceptions at the controller level.

• Use @ControllerAdvice annotation to handle exceptions globally across all controllers.

• Create custom exception classes by extending RuntimeException or Exception classes and use them to handle specific excepti...read more

Spring MVC is a framework for building web applications in Java, based on the Model-View-Controller design pattern.

• Spring MVC provides a way to structure your web application using a Model-View-Controller architecture.

• It allows for easy integration with other Spring frameworks like Spring Boot and Spring Security.

• Controllers handle incoming requests, process them, and return a response.

• Views are responsible for renderi...read more

The first senior authority to report to in case of an incident or emergency.

• Report to the supervisor on duty

• If supervisor is not available, report to the security manager

• In absence of security manager, report to the facility manager or designated emergency contact

• Follow the chain of command for reporting incidents