You are at a Casino. You have two dices to play with. You win $10 every time you roll a 5. If you play till you win and then stop, what is the expected pay-out?
400Which technique will you use to compare the performance of two back-end engines that generate automatic friend recommendations on Facebook?
489You have two tables-the first table has data about the users and their friends, the second table has data about the users and the pages they have liked. Write an SQL query to make recommendations using pages that your friends liked. The query result should not recommend the pages that have already been liked by a user.
472How would add new Facebook members to the database of members, and code their relationships to others in the database?
393You are given two tables- friend_request and request_accepted. Friend_request contains requester_id, time and sent_to_id and request_accepted table contains time, acceptor_id and requestor_id. How will you determine the overall acceptance rate of requests?
387Post New Facebook Data Science Interview Questions
How do you call windows APIs, explain with an example?
Which character is used to match exactly one character?
List out the different types of locks available in sql server?
What is raid (redundant array of inexpensive disks)?
What do you mean by static variable?
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A session S_MAP1 is in Repository A. while running the session error message has displayed `server hot-ws270 is connect to Repository B`.what does it mean?
Why kernel is known as the heart of unix os?
Can I specify fractional weight values such as 670 or 973 for font weight?
What is bias-variance trade-off in machine learning?
Where was artificial intelligence invented?
what you know about c++?
Please explain the following and how these are working with PLC unit 1.I/O Module 2.I/O Device 3.Adaptor Card 4.Ribbon Adaptor 5.RS 485-FC
What do mean by network ?