Facebook Interview Questions, Process, and Tips

45 min round. Similar to Leetcode medium level question.

45 min coding round, 2 question asked

Q1. System design of proximity service
Ans. 
Design a system for proximity service
• Utilize geolocation data to track user locations

• Implement algorithms to calculate proximity between users

• Use real-time updates to notify users of nearby contacts
Answered by AI
Add your answer

Q1. Behavioral questions
Add your answer

Implement boolean canConstruct(String targetString, String[] dict) which returns true if we can construct the targetString by concatenating the words given in the dictionary

Q1. Implement key value store
Ans. 
Implement a key value store for storing and retrieving data efficiently.
• Use a hash table or a balanced tree data structure to store key-value pairs.

• Implement functions for inserting, updating, deleting, and retrieving key-value pairs.

• Consider implementing features like transactions, concurrency control, and data persistence.

• Example: Implement a simple key value store using a hash table in Python.
Answered by AI
Add your answer

Q1. What is your village name
Ans. 
My village is called Greenfield, known for its lush green landscapes and peaceful environment.
• Greenfield is located in the countryside, surrounded by rolling hills and meadows.

• The village has a close-knit community, where everyone knows each other.

• Greenfield is famous for its organic farming practices and locally grown produce.

• The village hosts an annual harvest festival, showcasing the rich agricultural heritage.

• Green...read more
Answered by AI
View 2 more answers
Q2. What is your name
Ans. 
My name is John Doe.
• My name is John Doe.

• You can call me John.

• I go by the name John Doe.
Answered by AI
View 2 more answers
Q3. You have any job
Add your answer
Q4. You can manage a job
Add your answer
Q5. You have mobile phone
Add your answer

Q1. Names what u r doing
Ans. 
I am currently searching for job opportunities.
• Actively looking for job openings

• Networking and connecting with professionals

• Updating resume and cover letter

• Preparing for interviews
Answered by AI
Add your answer
Q2. U can work smoothly
Add your answer

Q1. Oops concept in java
Ans. 
Oops concept in Java
• Object-oriented programming paradigm

• Encapsulation, Inheritance, Polymorphism, Abstraction

• Classes, Objects, Methods, and Properties

• Code reusability and modularity

• Example: Creating a class 'Car' with properties like 'color' and 'speed', and methods like 'start' and 'stop'
Answered by AI
Add your answer
Q2. What is class in java
Ans. 
A class in Java is a blueprint or template for creating objects that define the properties and behaviors of those objects.
• A class is a fundamental building block in Java programming.

• It encapsulates data and methods that operate on that data.

• Objects are instances of classes.

• Classes can be inherited to create new classes with additional or modified functionality.

• Example: class Car { String color; void start() { ... } }
Answered by AI
Add your answer