WhatsApp Interview Questions

Jasmin R. - "Candidate: Before we go ahead I have a few clarifying questions, I’d like to ask. Interviewer: Sure. Candidate: Just to clarify, we would like to improve WhatsApp and our goal is to earn revenue from it. Is that true? Interviewer: Yes, that is true. Candidate: Great, WhatsApp currently has 3 different plans. 1) Private WhatsApp 2) WhatsApp Business for small B2C businesses 3) WhatsApp Business API, for medium and large B2C businesses. I know that the 3’rd category"See full answer

Alfred O. - "We can use dictionary to store cache items so that our read / write operations will be O(1). Each time we read or update an existing record, we have to ensure the item is moved to the back of the cache. This will allow us to evict the first item in the cache whenever the cache is full and we need to add new records also making our eviction O(1) Instead of normal dictionary, we will use ordered dictionary to store cache items. This will allow us to efficiently move items to back of the cache a"See full answer

Nikita C. - "WhatsApp is a free messaging platform, that introduces new and amazing features frequently to leverage its user data and vast user base. I assume the goal is to get revenue from the services without affecting user satisfaction. For that, I am listing a few ideas using which we can monetize WhatsApp. Whatsaap has recently introduced channels, for verified channels WhatsApp can start a subscription model. WhatsApp can introduce in-app ads in the stories section showing relevant ads. What"See full answer

Krishnan S. - "Excellent job Roshan, really liked the explanation. Which software were you using to explain the system design diagrams?"See full answer

Umang S. - "Before diving into answering this, I would like to ask some clarifying questions - High Level - What is the mission, goal, target for this year for WhatsApp? Assumption answer - 10X growth in users Do we have any road map where we can see it with more details? Yes we wish, it is kind of all over the place Do you know how far we have come from the start of the year to achieve that target? Yeah we have done some progress but not much Which quarter are we in? 1"See full answer

Anonymous Muskox - "Goal/Vission of company Understanding of Whatsapp -> Whatsapp platform for people where they can connect with people remotely, they can chat with them, they can do a video call, they can send pdf, location, contacts, etc. Basically, clarify your understanding of WhatsApp. Whatsapp Goal -> connecting the people remotely in a hassle-free manner Vission 3-4 years down the line -> More engagement and retention of the users. For this vision what is the user's intended action Define"See full answer

Janakiram P. - "goal of whatsapp: to connect people at no cost associated to it, over internet, with complete privacy and 100% encryption clarify improve means? increase # of users increase revenues? increase # of countries its used in ? increase features ? who are the customer personas of whatsapp: students working professionals families individuals SMEs current features of whatsapp : communication: video/audio calls, messages document sh"See full answer

Abdurhman M. - " Adaptability Teamwork Analytical skills Decision-making skills"See full answer

Yash S. - "Run length encoding. This will preserve order of values in vector."See full answer

Exponent - "You should identify this type of interview question as an Expansion problem, since we're asked to expand further into a market. This is similar to a growth problem, with a few additional components. This is the formula you should use when tackling these types of interview questions: Ask clarifying questions Perform user analysis Market risk analysis State goals Perform channel analysis Prioritize growth channels Strategy Summarize With"See full answer