"First, I would make the following assumptions to solve this question without instant feedback.
Assumptions:
The main use cases for the refrigerator will be to maintain food in the right temperature and will not include making ice cubs or pouring water
The only disability of the user is blindness
Then, I would identify the main flows used when maintaining food refrigerated, which are:
Putting food into the fridge
Taking out food out of the fridge
Within these flow these are som"
Maritza C. - "First, I would make the following assumptions to solve this question without instant feedback.
Assumptions:
The main use cases for the refrigerator will be to maintain food in the right temperature and will not include making ice cubs or pouring water
The only disability of the user is blindness
Then, I would identify the main flows used when maintaining food refrigerated, which are:
Putting food into the fridge
Taking out food out of the fridge
Within these flow these are som"See full answer
"How many shampoo bottles are sold in the US annually?
Assumption:
Shampoo for both male and female consumers
Population of US (330Mn)
Considering 50:50 Urban Rural breakdown
Urban: 165Mn
Rural: 165Mn
Considering only 10% of Rural consumers will be using shampoo, which gives 16.5Mn people
Urban: 165Mn
Considering 50:50 Male Female breakdown
Male: 82.5Mn
Male consumers using shampoo: 60% = 49.5Mn
Male consumers not using shampoo: 40% = 33Mn
Female: 82.5Mn
Female consumers using shampoo: 80%"
Saurao D. - "How many shampoo bottles are sold in the US annually?
Assumption:
Shampoo for both male and female consumers
Population of US (330Mn)
Considering 50:50 Urban Rural breakdown
Urban: 165Mn
Rural: 165Mn
Considering only 10% of Rural consumers will be using shampoo, which gives 16.5Mn people
Urban: 165Mn
Considering 50:50 Male Female breakdown
Male: 82.5Mn
Male consumers using shampoo: 60% = 49.5Mn
Male consumers not using shampoo: 40% = 33Mn
Female: 82.5Mn
Female consumers using shampoo: 80%"See full answer
"Assumptions:
LinkedIn: LinkedIn's goal is to sell premium to candidates and companies that recruit. It aims to have the largest number of qualified professionals in creative intellectual professions, who spend time on the platform and share content.
LinkedIn's strategic direction:grow the Talent pool,
encourage the Talent pool to better qualify themselves,
to facilitate Talent search by recruiters
in return, the more recruiters on LinkedIn, the more they can sell premium to talents who are"
Adaneir W. - "Assumptions:
LinkedIn: LinkedIn's goal is to sell premium to candidates and companies that recruit. It aims to have the largest number of qualified professionals in creative intellectual professions, who spend time on the platform and share content.
LinkedIn's strategic direction:grow the Talent pool,
encourage the Talent pool to better qualify themselves,
to facilitate Talent search by recruiters
in return, the more recruiters on LinkedIn, the more they can sell premium to talents who are"See full answer
"SELECT
u.user_id,
u.user_name,
u.email,
ROUND(AVG(CASE WHEN b.status = 'Unmatched' THEN 1.0 ELSE 0 END), 2) AS avgunmatchedbookings
FROM
users u
LEFT JOIN
bookings b ON u.userid = b.userid
GROUP BY
u.user_id,
u.user_name,
u.email;
`"
Akshay D. - "SELECT
u.user_id,
u.user_name,
u.email,
ROUND(AVG(CASE WHEN b.status = 'Unmatched' THEN 1.0 ELSE 0 END), 2) AS avgunmatchedbookings
FROM
users u
LEFT JOIN
bookings b ON u.userid = b.userid
GROUP BY
u.user_id,
u.user_name,
u.email;
`"See full answer
"Idea for solution:
Reverse the complete char array
Reverse the words separated by space. i.e. Find the space characters and the reverse the subarray between two space characters.
vector reverseSubarray(vector& arr, int s, int e)
{
while (s reverseWords(vector& arr )
{
int n = arr.size();
reverse(arr, 0, n - 1"
Rahul M. - "Idea for solution:
Reverse the complete char array
Reverse the words separated by space. i.e. Find the space characters and the reverse the subarray between two space characters.
vector reverseSubarray(vector& arr, int s, int e)
{
while (s reverseWords(vector& arr )
{
int n = arr.size();
reverse(arr, 0, n - 1"See full answer
Software Engineer
Data Structures & Algorithms
+4 more
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"No of Cars in 1 year = [ Total Road Length] / [Distance Covered by 1 Self Drive Car in One Year]
Clarifying Question - How does Mapping work? I assume the car has a bunch of cameras and the car needs to go via a road each once to do the mapping for Google Street view. Is that correct?
Assumption
Google Street view required cars to go via road once and then use camera for mapping
Assumption for average speed of the car - This can vary if the car is on the highway
Assumption of Area of"
Raul K. - "No of Cars in 1 year = [ Total Road Length] / [Distance Covered by 1 Self Drive Car in One Year]
Clarifying Question - How does Mapping work? I assume the car has a bunch of cameras and the car needs to go via a road each once to do the mapping for Google Street view. Is that correct?
Assumption
Google Street view required cars to go via road once and then use camera for mapping
Assumption for average speed of the car - This can vary if the car is on the highway
Assumption of Area of"See full answer
"INTERVIEWER: Design a communication app for children
ME: GOAL: What are the business goals for this initiative?
INTERVIEWER: Please assume.
ME: Goals could be to* *improve communication skills/ communicate with classmates/friends better/enter a new market/empower children with disability to communicate better/etc.
I’ll assume that the goal here is to enable children to communicate and engage better with their classmates since I have personally seen my niece and nephew (17 a"
Priya T. - "INTERVIEWER: Design a communication app for children
ME: GOAL: What are the business goals for this initiative?
INTERVIEWER: Please assume.
ME: Goals could be to* *improve communication skills/ communicate with classmates/friends better/enter a new market/empower children with disability to communicate better/etc.
I’ll assume that the goal here is to enable children to communicate and engage better with their classmates since I have personally seen my niece and nephew (17 a"See full answer
"Clarifying Questions
Candidate : What is the objective we want to achieve?
Interviewer : Enhance User Experience, User Engagement and add value
Candidate : What platform are we looking at Mobile App or Desktop?
Interviewer : Platform independent
Candidate : Have we conducted any product discovery experiments at this point?
Interviewer : Not yet
Candidate : Can we assume the new features will cater to all professionals across different industries?
Interviewer : Yes
Candidate : A"
Sneha S. - "Clarifying Questions
Candidate : What is the objective we want to achieve?
Interviewer : Enhance User Experience, User Engagement and add value
Candidate : What platform are we looking at Mobile App or Desktop?
Interviewer : Platform independent
Candidate : Have we conducted any product discovery experiments at this point?
Interviewer : Not yet
Candidate : Can we assume the new features will cater to all professionals across different industries?
Interviewer : Yes
Candidate : A"See full answer
"I broke down my answer into Understanding the goal, investigating the current state and its challenges, prioritizing opportunities, brainstorming solutions, and selecting solutions.
To understand the goal and current state, I asked questions about the onboarding funnel and the conversion percentages. They have clear metrics to share, with the specific conversion rates for each stage.
I then identified the subscription screen in the flow as one of the key opportunities, as most of the drop happ"
Jaison E. - "I broke down my answer into Understanding the goal, investigating the current state and its challenges, prioritizing opportunities, brainstorming solutions, and selecting solutions.
To understand the goal and current state, I asked questions about the onboarding funnel and the conversion percentages. They have clear metrics to share, with the specific conversion rates for each stage.
I then identified the subscription screen in the flow as one of the key opportunities, as most of the drop happ"See full answer
"Understanding:
Understand the reason for the pushback?
Is the pushback related to any program constraints such as schedule, cost, quality, or scope?
Is this pushback from a single stakeholder or a majority of the stakeholders?
Working towards overall program goal:
Explain how your idea is tied to the overall program's success metric or the goal
Bring in data points to echo the above point
Bring in examples of how this approach has helped in the past or with other competitors
"
Saran V. - "Understanding:
Understand the reason for the pushback?
Is the pushback related to any program constraints such as schedule, cost, quality, or scope?
Is this pushback from a single stakeholder or a majority of the stakeholders?
Working towards overall program goal:
Explain how your idea is tied to the overall program's success metric or the goal
Bring in data points to echo the above point
Bring in examples of how this approach has helped in the past or with other competitors
"See full answer
"Understand the business problem: Identify the business problem that the AI data product is intended to solve.
Identify the target audience: Understand who will be using the data and what problem they will be solving for using the data. This will inform the features and functionality that should be included in the product.
Gather and preprocess the data: Collect and preprocess the data that is relevant to the problem that it is being solved for. This will inform the AI algorithm"
M D. - "Understand the business problem: Identify the business problem that the AI data product is intended to solve.
Identify the target audience: Understand who will be using the data and what problem they will be solving for using the data. This will inform the features and functionality that should be included in the product.
Gather and preprocess the data: Collect and preprocess the data that is relevant to the problem that it is being solved for. This will inform the AI algorithm"See full answer
"By increasing the number of paid users, I assume we mean that we want to increase the % of DAUs who pay for YT Music.
First, we need to understand the Youtube Music play here.
Youtube Music was carved out of Youtube because Spotify and Apple Music were getting popular. Users were listening to music on Spotify instead of on Youtube, threatening ad revenue for Youtube. Therefore, Youtube Music was born as a standalone app, where users could listen to the music ad free from anywhere anytime.
In"
Priyansh J. - "By increasing the number of paid users, I assume we mean that we want to increase the % of DAUs who pay for YT Music.
First, we need to understand the Youtube Music play here.
Youtube Music was carved out of Youtube because Spotify and Apple Music were getting popular. Users were listening to music on Spotify instead of on Youtube, threatening ad revenue for Youtube. Therefore, Youtube Music was born as a standalone app, where users could listen to the music ad free from anywhere anytime.
In"See full answer
"Clarifying question:
Am I the first one to notice the fire, or there are people already on it?
Extent and source of fire - I am assuming it's localized and I am inside the data center, safe so far.
Response:
It is an emergency. I will do and coordinate the people to do the following in parallel, if I am the first one to know.
Get immediate attention of folks in the data center. Get someone and many people to call 911 and security. Coordinate to have people in need evacuated.
Turn off th"
Bg - "Clarifying question:
Am I the first one to notice the fire, or there are people already on it?
Extent and source of fire - I am assuming it's localized and I am inside the data center, safe so far.
Response:
It is an emergency. I will do and coordinate the people to do the following in parallel, if I am the first one to know.
Get immediate attention of folks in the data center. Get someone and many people to call 911 and security. Coordinate to have people in need evacuated.
Turn off th"See full answer
"Its enough that I shared the question. Im not going to tell you how I answered. If you dont know how to answer, then this isn't the job or company for you. Sorry."
David E. - "Its enough that I shared the question. Im not going to tell you how I answered. If you dont know how to answer, then this isn't the job or company for you. Sorry."See full answer
"class Solution:
def lengthOfLIS(self, nums: List[int]) -> int:
temp = [nums[0]]
for num in nums:
if temp[-1]< num:
temp.append(num)
else:
index = bisect_left(temp,num)
temp[index] = num
return len(temp)
"
Mahima M. - "class Solution:
def lengthOfLIS(self, nums: List[int]) -> int:
temp = [nums[0]]
for num in nums:
if temp[-1]< num:
temp.append(num)
else:
index = bisect_left(temp,num)
temp[index] = num
return len(temp)
"See full answer
"You're the PM for all of Instagram Stories. What is your North Star metric?
Meta's Mission: Give people the power to build community and bring the world
closer together.
IG's Mission: To capture and share the world's moments
User Types
Marketplace / 2-sided ecosystem
Creators and the Consumers
Metric Categories
Adoption
Engagement
Retention
[not pictured]: create a table with 2 columns: Creators and Consumers and 3 rows: Adoption, Engagement, Retention.
Talked through and priori"
Daniel L. - "You're the PM for all of Instagram Stories. What is your North Star metric?
Meta's Mission: Give people the power to build community and bring the world
closer together.
IG's Mission: To capture and share the world's moments
User Types
Marketplace / 2-sided ecosystem
Creators and the Consumers
Metric Categories
Adoption
Engagement
Retention
[not pictured]: create a table with 2 columns: Creators and Consumers and 3 rows: Adoption, Engagement, Retention.
Talked through and priori"See full answer
"Background Context
I'm a PM at a venture-backed SaaS in the legal tech space. We provide end-to-end contract management experience for our customers with the following features:
Upload - Contracts signed in DocuSign, etc. automatically uploaded to our system through API integrations.
Data Extraction - Contract terms such as payment terms and key dates are automatically OCRed and extracted using ML.
Analytics - Contract terms are searchable, filter, and customize for reporting.
Work"
Christopher K. - "Background Context
I'm a PM at a venture-backed SaaS in the legal tech space. We provide end-to-end contract management experience for our customers with the following features:
Upload - Contracts signed in DocuSign, etc. automatically uploaded to our system through API integrations.
Data Extraction - Contract terms such as payment terms and key dates are automatically OCRed and extracted using ML.
Analytics - Contract terms are searchable, filter, and customize for reporting.
Work"See full answer