Interview Questions

Michael B. - "Problem: Given a modified binary tree, where each node also has a pointer to it's parent, find the first common ancestor of two nodes. Answer: As it happens, the structure that we're looking at is actually a linked list (one pointer up), so the problem is identical to trying to find if two linked lists share a common node. How this works is by stacking the two chains of nodes together so they're the same length. chain1 = node1 chain2= node2 while True: chain1 = chain1.next chain2=chain"See full answer

Michael B. - "Problem: Given an input string txt consisting of alphanumeric characters and the parentheses characters '(' & ')', write a function which removes the minimum number of characters to return a version of the string with properly balanced parenthesis. Answer: You can do this with a counter. Psuedo-Python Start with counter = 0 output = [] Iterate through the string, every time you encounter a '(', increment the counter. Add the character to the output. If you encounter a ')', decrement the coun"See full answer

Basant P. - "In developing a marketing strategy, I begin with comprehensive market research to identify consumer trends, competition, and potential gaps. This includes using tools like Google Analytics to gather insights on customer preferences and behaviors. I then define clear goals for the campaign, such as brand awareness, lead generation, or customer acquisition, and set KPIs to measure success. For instance, during my time at Bahwan International with the Nissan brand, I analyzed customer segments and"See full answer

Basant P. - "When launching a new product at Koovs, I began by conducting a thorough competitor analysis to ensure our pricing strategy was competitive. I then defined the target audience based on demographic and psychographic data. We built a comprehensive multi-channel campaign strategy that included SEO for visibility, targeted SEM ads, and engaging social media content. I used tools like Google Analytics to monitor campaign performance and adjusted our tactics based on the data. For instance, we increase"See full answer

Jim T. - "In the end I said number of bookings, but explained how I would get there. I talked about the company's mission first (which I didn't know but guessed it was something about making it easier or more accessible for people to travel) and then talked about a few potential metrics that could fit (bookings, NPS, etc). But in the end I explained that number of bookings is not only tied to their core value proposition, but it also reflected a happy customer base on both sides of the transaction (renter"See full answer

Dewansh Z. - "Clarifying questions: What type of contractors are we considering? Construction, repair, paint, electric etc. assuming there is no specificity here Is it for professional or personal - eg. For enterprises to allocate contract or personal work. Though the end result might work for both but initial go live one assuming for personal work Any specific demography Is it part of any existing meta universe - Facebook marketplace? Why this problem matters? For users: this is one of the difficult"See full answer

Pankhuri T. - "Step - 1 Ask any clarifying questions you'd have Is there any particular reality show that we are talking about? (Assuming "The Great Indian Kapil Sharma Show" for this answer that there is no particular reality show that we are going with rather a general answer) Are we talking about any particular demographics? (Assuming we are going to launch this game globally and for any specific country or city). Step - 2 Apply a Product Design Framework (let's go with CIRCLES) C(Com"See full answer

Pankhuri T. - "Clarifying Questions - Who are we referring to "friends" and "non-friends"? (My assumption is people who we follow and they follow us back are our FRIENDS and people who we just follow, recommendations by Facebook and all other content falls under NON-FRIENDS category, is it right?) Are we doing it putting a certain success metric in our mind? (Assuming none, just to make people's lives easy) Let's use a combination of GAME & 4W1H Framework here to evaluate this question **G"See full answer

Lavanya S. - "To enhance customer adoption of JPMorgan Chase's Payments Developer Portal, I propose a feature called "Guided Onboarding and Custom Integration Paths." Feature Overview Guided Onboarding: A step-by-step onboarding process for new users that includes interactive tutorials, video walkthroughs, and a personalized dashboard based on their needs and use cases. Users can select their business type and goals (e.g., e-commerce, retail, fintech) to receive tailored content and API recomm"See full answer

Chirashree G. - "Problem statement ; Traffic congestion is defined by what? Vehicles remaining stationary after X mins of time, inability to move forward . This impacts thus on the productivity times / turnaround times of vehicles etc, Due to inaccurate traffic handling management systems , people end up missing their meeting deadlines, ambulances dont reach on time resulting in severe health issues, missing up customer deadlines by sales professionals for a demo. Why is there a traffic congestion?? Users: Its"See full answer