FireCompass Section Engineer Interview Questions and Answers

To find a loop in a linked list, we use Floyd's cycle-finding algorithm.

• Floyd's cycle-finding algorithm uses two pointers, one moving at twice the speed of the other.

• If there is a loop in the linked list, the two pointers will eventually meet.

• To detect the meeting point, we reset one of the pointers to the head of the linked list and move both pointers at the same speed.

• The meeting point is the start of the loop.

LRU, MRU and LFU are caching algorithms used to manage memory in computer systems.

• LRU stands for Least Recently Used and removes the least recently used items from the cache when the cache is full.

• MRU stands for Most Recently Used and removes the most recently used items from the cache when the cache is full.

• LFU stands for Least Frequently Used and removes the least frequently used items from the cache when the cache i...read more

To understand the supply of restaurants in a particular area of a city, we can use various methods.

• Collect data from online directories like Yelp, Zomato, etc.

• Conduct surveys to gather information about the number of restaurants in the area.

• Analyze the population density and demographics of the area to estimate the demand for restaurants.

• Check the number of restaurant permits issued by the local government.

• Use GIS mapp...read more

Yes, I am comfortable traveling for work.

• I have experience traveling for work in my previous roles.

• I am adaptable and enjoy exploring new places.

• I am willing to travel for client meetings and conferences.

• I understand the importance of face-to-face interactions in sales.

• I am organized and can handle the logistics of travel efficiently.