Quest Global Interview Questions, Process, and Tips

Node.js is an open-source, cross-platform JavaScript runtime environment that executes JavaScript code outside of a web browser.

• Node.js uses an event-driven, non-blocking I/O model that makes it lightweight and efficient.

• It uses the V8 JavaScript engine from Google to execute code.

• Node.js has a single-threaded event loop that allows handling multiple connections simultaneously.

• It has a rich library of various JavaScrip...read more

Linked list is a data structure where elements are stored in nodes with pointers to the next node. Array list is a dynamic array that can grow or shrink in size.

• Linked list allows for efficient insertion and deletion of elements anywhere in the list.

• Array list provides fast access to elements using index, but slower insertion and deletion compared to linked list.

• Example: Linked list - 1 -> 2 -> 3 -> 4 -> 5, Array list

The @Controller annotation is used for traditional MVC controllers, while @RestController is used for RESTful web services.

• The @Controller annotation is used to define a class as a Spring MVC controller, which can handle HTTP requests and return a view.

• The @RestController annotation is used to define a class as a controller for RESTful web services, which can handle HTTP requests and return data in JSON or XML format.

• T...read more

Turbine startup involves several steps to safely bring the turbine to operating speed.

• Perform pre-start checks to ensure all systems are ready

• Open steam inlet valves to allow steam to flow into the turbine

• Gradually increase steam flow to bring the turbine up to speed

• Monitor temperature and pressure levels throughout the startup process

• Verify all systems are functioning properly before reaching full operating speed