AmbitionBox
Interview Questions
- Reviews
- Salaries
- Interview Questions
- About Company
- Benefits
- Jobs
- Office Photos
- Community
Add office photos
Filter interviews by
Facebook Interview Questions and Answers
62 Interview questions
War often leads to destruction and suffering, rarely providing lasting solutions for humanity's challenges.
War can result in significant loss of life and trauma, as seen in World War II.
Historical conflicts, like the Vietnam War, often lead to long-term societal divisions.
While some argue war can lead to political change, such as the American Revolution, the costs are immense.
Peaceful resolutions and diplomacy hav...
I have implemented various technical improvements in codes to enhance performance and functionality.
Implemented caching mechanisms to reduce load times
Optimized database queries for faster retrieval of data
Introduced error handling techniques to improve code reliability
Utilized design patterns to make the codebase more maintainable
Refactored legacy code to adhere to best practices
MVC (Model-View-Controller) architecture design pattern separates an application into three main components.
Model: Represents the data and business logic of the application
View: Represents the UI components of the application
Controller: Acts as an intermediary between Model and View, handling user input and updating the Model accordingly
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.
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() { ... ...
Find the Nth highest salary from a list of employee salaries using SQL or programming techniques.
Use SQL query: SELECT DISTINCT salary FROM employees ORDER BY salary DESC LIMIT 1 OFFSET N-1;
In Python, sort the list and access the N-1 index: sorted(salaries, reverse=True)[N-1].
Handle cases where N exceeds the number of unique salaries by returning None or an appropriate message.
Consider using a set to eliminate dup...
To be a good data analyzer, one needs to have strong analytical skills and attention to detail.
Develop strong analytical skills through practice and training
Pay attention to details and look for patterns in the data
Use tools and software to help with data analysis
Stay up-to-date with industry trends and best practices
Collaborate with others to gain different perspectives on the data
Validate and verify data to ensu...
Spark is a distributed computing framework used for big data processing.
Spark is an open-source project under Apache Software Foundation.
It can process data in real-time and batch mode.
Spark provides APIs for programming in Java, Scala, Python, and R.
It can be used for various big data processing tasks like machine learning, graph processing, and SQL queries.
Spark uses in-memory processing for faster data processi...
Success is often defined by achieving goals, overcoming challenges, and personal growth in various aspects of life.
Success can be measured by personal achievements, such as completing a degree or mastering a skill.
In a professional context, success may involve promotions, recognition, or successful project completions.
Success is also about resilience; for example, overcoming failure can lead to greater achievement...
Yes, learning goals are essential for personal and professional growth.
Learning goals help in setting a clear direction for learning and development.
They provide motivation and focus to achieve desired outcomes.
Examples of learning goals include improving communication skills, learning a new language, or mastering a new software tool.
Learning goals should be specific, measurable, achievable, relevant, and time-bou...
Facebook Interview Experiences
55 interviews found
Anonymous
Interview Questionnaire
16 Questions
- Q1. Given a set of 2D points, some integer k, find the k points closest to the origin, (0,0)
- Ans.
Find k closest points to origin from a set of 2D points.
Calculate distance of each point from origin using distance formula
Sort the points based on distance in ascending order
Return first k points from the sorted list
- Q2. How will you describe iOS manual memory management for a new developer in few words?
- Ans.
iOS manual memory management requires developers to manually allocate and deallocate memory for objects.
Developers must manually allocate memory for objects using methods like alloc and init.
Developers must also manually deallocate memory for objects using methods like release.
Failure to properly manage memory can lead to memory leaks and crashes.
ARC (Automatic Reference Counting) was introduced in iOS 5 to automate me...
- Q3. Write a program to print the powerset. E.g. given this set {1,2,3}, it will print {},{1},{2},{3},{1,2},{1,3}, {2,3}, {1,2,3}
- Ans.
Program to print powerset of a given set
Create an empty list to store subsets
Loop through all possible binary numbers from 0 to 2^n-1 where n is the length of the set
For each binary number, convert it to binary and use the 1's as indices to select elements from the set
Add the selected elements to the list of subsets
Return the list of subsets
- Q4. Convert a string of Roman numerals to an integer in O(n) time
- Ans.
Convert Roman numerals to integer in O(n) time
Create a dictionary to map Roman numerals to integers
Iterate through the string from right to left
If the current numeral is less than the previous, subtract it from the total
Else, add it to the total
Return the total
- Q5. Given a list of integer numbers, a list of symbols [+,-,*,/] and a target number N, provide an expression which evaluates to N or return False if that is not possible. e.g. let the list of numbers be [1,...
- Ans.
Given a list of numbers and symbols, provide an expression that evaluates to a target number.
Use recursion to try all possible combinations of numbers and symbols
Check for division by zero and negative numbers
Return False if no expression evaluates to the target number
- Q6. Given an expression (in single variable) like 4x+13(x-(4x+x/3)) = 9, evaluate x The expression is a string and the variable is always x
- Ans.
Solve for x in a given expression with single variable.
Simplify the expression by applying the distributive property and combining like terms.
Isolate the variable term on one side of the equation and the constant terms on the other side.
Solve for x by dividing both sides of the equation by the coefficient of the variable term.
Check the solution by substituting the value of x back into the original equation.
In this case...
- Q7. Given a hashmap M which is a mapping of characters to arrays of substitute characters, and an input string S, return an array of all possible mutations of S (where any character in S can be substituted wit...
- Ans.
Given a hashmap M and an input string S, return an array of all possible mutations of S using M's substitutes.
Iterate through each character in S and get its substitutes from M
Use recursion to generate all possible combinations of substitutes for each character
Time complexity: O(n^m) where n is the average number of substitutes per character and m is the length of S
Space complexity: O(n^m) due to the number of possible...
- Q8. Brain storming:How does facebook implement graph search
- Ans.
Facebook implements graph search by indexing user data and using natural language processing.
Facebook indexes user data to create a graph of connections and relationships.
Natural language processing is used to interpret user queries and return relevant results.
Graph search allows users to search for specific information within their network, such as 'friends who like hiking'.
- Q9. How does facebook chat work
- Ans.
Facebook chat is a real-time messaging service that allows users to communicate with each other through the Facebook website or mobile app.
Facebook chat uses XMPP (Extensible Messaging and Presence Protocol) to enable real-time communication between users.
Messages are sent and received through Facebook's servers, which act as intermediaries between users.
Users can see when their friends are online and available to chat...
- Q10. How does fb store likes/dislikes ?
- Ans.
Facebook stores likes/dislikes as data points in their database.
Likes and dislikes are stored as separate data points.
Each like/dislike is associated with a unique ID for the post or comment.
The data is stored in Facebook's database and can be accessed through their API.
Likes/dislikes can also be used to personalize a user's newsfeed.
Facebook also uses likes/dislikes to gather data for targeted advertising.
- Q11. How do u implement status updates ?
- Ans.
Status updates can be implemented through various methods such as push notifications, real-time updates, and periodic polling.
Use push notifications to instantly update users on important changes.
Implement real-time updates using websockets or server-sent events for a seamless user experience.
Periodically poll the server for updates using AJAX or other similar technologies.
Provide a clear and concise interface for user...
- Q12. How do u implement timeline/newsfeed ?
- Ans.
A timeline/newsfeed can be implemented using a combination of algorithms and data structures.
Use a database to store user activity data
Implement an algorithm to sort the data by time
Use pagination to limit the number of items displayed at once
Include options for filtering and searching
Consider using caching to improve performance
- Q13. What exactly happens when you add someone as your friend ?
- Ans.
Adding someone as a friend allows you to connect with them on the platform and see their updates.
When you add someone as a friend, they receive a notification and can choose to accept or decline your request.
Once they accept your request, you can see their updates and they can see yours.
You can also message each other and tag each other in posts.
Adding someone as a friend does not give them access to your personal info...
- Q14. Explain more about hadoop and how it is used ?
- Ans.
Hadoop is a distributed computing framework used for storing and processing large datasets.
Hadoop is based on the MapReduce programming model.
It allows for parallel processing of large datasets across multiple nodes.
Hadoop consists of two main components: HDFS for storage and MapReduce for processing.
It is commonly used for big data analytics, machine learning, and data warehousing.
Examples of companies using Hadoop in...
- Q15. How do fb messages work ?
- Ans.
FB messages work by allowing users to send and receive text, images, videos, and other media through the Facebook platform.
Messages can be sent to individuals or groups of people.
Users can also send voice messages and make voice and video calls through the messaging feature.
Messages can be archived or deleted, and users can also choose to ignore or block certain senders.
Facebook uses end-to-end encryption to protect th...
- Q16. How does fb mail work ?
- Ans.
FB Mail is a messaging service that allows Facebook users to send and receive messages from other users.
FB Mail is integrated into the Facebook platform and can be accessed through the Messenger app or website.
Users can send messages to individuals or groups, and can also attach files, photos, and videos.
FB Mail also includes features such as message requests, message filtering, and message archiving.
Messages can be se...
Interview Preparation Tips
Skills evaluated in this interview
Yusuf Syed
Selected
- Q1. How can we handle great task of Pandemic situation?
- Ans.
Effective social media strategies can help manage communication and engagement during a pandemic situation.
Increase transparency: Share regular updates about the situation and your organization's response, like how companies like Zoom communicated their service updates.
Engage with the community: Use social media to foster a sense of community, as seen with brands hosting virtual events or challenges.
Provide valuable co...
- Q2. How much persons were died during Pandemic period?
- Q3. What kind of action taken by the Nation during Pandemic period?
- Ans.
Nations implemented various actions during the pandemic, focusing on public health, economic support, and social measures.
Lockdowns and stay-at-home orders to curb virus spread.
Increased funding for healthcare systems and vaccine development.
Public health campaigns promoting hygiene and social distancing.
Economic stimulus packages to support businesses and individuals.
Remote work policies and digital transformation in ...
- Q4. After how many years a Pandemic arise?
- Q5. Which nation is responsible for SARS COVID-19 PANDEMIC situation?
- Q6. What kind of action was undertaken during full hospitalization cases during Pandemic cases?
Interview Preparation Tips
Selected
I applied via Company Website and was interviewed in Jun 2024. There was 1 interview round.
(2 Questions)
- Q1. What you have technical improvement in codes?
- Ans.
I have implemented various technical improvements in codes to enhance performance and functionality.
Implemented caching mechanisms to reduce load times
Optimized database queries for faster retrieval of data
Introduced error handling techniques to improve code reliability
Utilized design patterns to make the codebase more maintainable
Refactored legacy code to adhere to best practices
- Q2. What is your excitment about fresh job?
Interview Preparation Tips
I applied via LinkedIn and was interviewed in Jul 2024. There was 1 interview round.
(2 Questions)
- Q1. Why you want to join facebook?
- Ans.
I want to join Facebook because of its innovative technology, global impact, and opportunities for growth.
Innovative technology: Facebook is known for its cutting-edge technology and constant innovation.
Global impact: Working at Facebook would allow me to contribute to a platform that connects billions of people worldwide.
Opportunities for growth: Facebook offers a dynamic and fast-paced work environment with ample opp...
- Q2. Whats the best feature you like in Facebook?
- Ans.
I appreciate the personalized news feed feature on Facebook.
Personalized news feed shows content based on user interests
Helps users stay updated on relevant information
Allows users to engage with content they are interested in
J.Baranidharan
I applied via AmbitionBox and was interviewed before Oct 2023. There were 8 interview rounds.
(2 Questions)
- Q1. What is your technical don't comparison anybody anything because in the and their five fingers of different sizes of different shape and different quality whatever you want you take and utilise yourself th...
- Q2. Do you know technical of technology yes. Ham diploma in electrical and mechanical diploma in acupuncture and Varma
(2 Questions)
- Q1. From technical as different category of different types what I know I submit AC fridge washing machine in water or water purified water heater all kind of home appliances need for everyone that I do very w...
- Q2. For teaching of yoga and meditation for spirituality for everyone have body mind and soul without be cannot live in this earth so very well for body for development flexibility immunity and flexibility tha...
(2 Questions)
- Q1. How do you know about body.. a body as three layers physical body metaphysical body and circuit body and from 3 NH systems biopotential energy boamagnetic energy bio kinetic energy and et cetera
- Q2. Tell me the more details of body... Yes the body have from the spinal cord 33 disc and 7 chakras with invisible it is working we called non material science like soul mind and more 72000 systems parade we ...
(2 Questions)
- Q1. What do you know mind.... Ye mind like a mirror whatever we've in this character to applying the face of exposing like my mirror remind physical mind super conscious mind subconscious mind and conscious mi...
- Q2. What could you like to teach for each everyone.... For teaching of yoga and meditation for spirituality for a body in around outer condition change in development of next generation human being...
- Ans.
I would like to teach a holistic approach to yoga and meditation that focuses on spiritual growth, physical well-being, and personal development for the next generation.
Incorporate mindfulness practices to cultivate self-awareness and inner peace
Teach asanas (yoga postures) for physical strength, flexibility, and balance
Guide students in pranayama (breath control) techniques for energy and relaxation
Introduce meditatio...
(2 Questions)
- Q1. Where are any other companies for office work in Burma Glory flight containing limited from production planning control department from PPC
- Q2. What is your life what are doing.... Your life is very beautiful of very fastest in this world. It is attached for body and mind live your life of soul
Whatever we know we have to discuss for each and every one to analyse the elements has different of quality of different of uses like that as I am a sky
Every person has come different places of different situation different area of different educations and different relationships so discussion of group is each and everyone to develop in self
(2 Questions)
- Q1. It's highly qualified for HR department even they also do some mistakes but with weird to co-ordinate for knowledge of friendly relationship
- Q2. There is a meaning question there is answer many answer there is a no question from this world from this world as a different type of person of different knowledge if it is for thank you
Interview Preparation Tips
I appeared for an interview in Dec 2024, where I was asked the following questions.
- Q1. What do you want to become after your studies ?
- Ans.
I aspire to become a leading social media strategist, creating impactful content that engages audiences and drives brand growth.
Develop expertise in social media analytics to measure campaign success.
Create compelling content that resonates with target audiences, like viral posts or engaging videos.
Stay updated on industry trends to implement innovative strategies, such as using emerging platforms.
Build a personal bran...
- Q2. What is your role in real life?
- Ans.
As a Social Media Manager and Content Writer, I create engaging content and manage online presence to connect with audiences effectively.
Develop and implement social media strategies to enhance brand visibility.
Create compelling content for various platforms, such as blogs, Instagram, and Twitter.
Analyze engagement metrics to refine content and improve audience interaction.
Collaborate with designers and marketers to en...
- Q3. What kind of fatalities you can face after an earthquake or unforeseen event and how you can overcome them?
- Ans.
Earthquakes can lead to fatalities from injuries, building collapses, and lack of resources; preparedness and response are key.
Injuries from falling debris: Ensure buildings are structurally sound and conduct regular safety drills.
Building collapses: Advocate for strict building codes and retrofitting older structures.
Lack of medical resources: Establish emergency response plans and stockpile essential supplies.
Psychol...
- Q4. Is war a solution to humanity ?
- Ans.
War often leads to destruction and suffering, rarely providing lasting solutions for humanity's challenges.
War can result in significant loss of life and trauma, as seen in World War II.
Historical conflicts, like the Vietnam War, often lead to long-term societal divisions.
While some argue war can lead to political change, such as the American Revolution, the costs are immense.
Peaceful resolutions and diplomacy have pro...
- Q5. How can you deal with real life issues after war?
- Ans.
Addressing real-life issues post-war requires empathy, community engagement, and effective communication strategies.
1. Foster open dialogue: Create platforms for affected individuals to share their experiences, such as community forums or social media groups.
2. Provide mental health support: Collaborate with mental health professionals to offer counseling services for trauma recovery.
3. Highlight success stories: Share...
- Q6. What are the problems arise after war?
- Ans.
Wars lead to numerous societal, economic, and psychological challenges that persist long after the conflict ends.
Displacement of populations: Millions may become refugees, as seen in the Syrian civil war.
Economic instability: War can devastate economies, leading to unemployment and poverty, like in post-war Iraq.
Psychological trauma: Many veterans and civilians suffer from PTSD, affecting mental health services.
Destruc...
- Q7. How can we face Natural disasters?
- Ans.
Facing natural disasters requires preparedness, community support, and effective communication strategies to minimize impact and ensure safety.
Develop an emergency plan that includes evacuation routes and communication methods.
Create a disaster supply kit with essentials like water, food, and first aid supplies.
Engage in community drills to practice response to various disasters, such as earthquakes or floods.
Utilize s...
Interview Preparation Tips
Selected
I applied via Campus Placement and was interviewed in May 2024. There was 1 interview round.
Write program to sort data
DSA round was there it was good
Selected
I applied via Job Portal and was interviewed in Dec 2023. There was 1 interview round.
(5 Questions)
- Q1. About working skills
- Q2. Content creator
- Q3. Work experience
- Q4. Where do you work from
- Q5. Expected salary
Interview Preparation Tips
Selected
I applied via Company Website and was interviewed in Dec 2023. There were 2 interview rounds.
All models should be made available or their complete information should be given in fresher training.
(2 Questions)
- Q1. Social media marketing
- Ans. Yes I have worked for a few months
- Q2. I don't have any questions, just get my work done.
Interview Preparation Tips
- Social Media Marketing
- Network marketing
(1 Question)
- Q1. Tell me about yourself
Top trending discussions
Facebook Interview FAQs
Some of the top questions asked at the Facebook interview -
The duration of Facebook interview process can vary, but typically it takes about 2-4 weeks to complete.
Tell us how to improve this page.
Facebook Interviews By Designations
- Facebook Software Engineer Interview Questions
- Facebook Software Developer Interview Questions
- Facebook Social Media Manager Interview Questions
- Facebook Senior Software Engineer Interview Questions
- Facebook Software Developer Intern Interview Questions
- Facebook Program Manager Interview Questions
- Facebook Data Scientist Interview Questions
- Facebook People Relations Interview Questions
- Show more
Interview Questions for Popular Designations
- Software Engineer Interview Questions
- Software Developer Interview Questions
- Team Lead Interview Questions
- Intern Interview Questions
- Business Analyst Interview Questions
- Senior Associate Interview Questions
- Associate Software Engineer Interview Questions
- Senior Software Engineer Interview Questions
- Show more
Overall Interview Experience Rating
based on 39 interview experiences
Difficulty level
Duration
Interview Questions from Similar Companies
Facebook Reviews and Ratings
based on 168 reviews
Rating in categories
|
Software Engineer
87
salaries
|  ₹70.1 L/yr - ₹120 L/yr |
|
Software Developer
25
salaries
| ₹27.8 L/yr - ₹51.5 L/yr |
|
Data Scientist
21
salaries
| ₹66.6 L/yr - ₹130.5 L/yr |
|
Senior Software Engineer
21
salaries
| ₹29.3 L/yr - ₹61.2 L/yr |
|
Program Manager
15
salaries
| ₹20 L/yr - ₹65 L/yr |
Amazon
Apple
eBay
- Home >
- Interviews >
- Facebook Interview Questions
