Production Analyst

10+ Production Analyst Interview Questions and Answers for Freshers

Updated 13 Jun 2024
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Q1. Minimum Time To Solve The Problems

Given 'N' subjects, each containing a certain number of problems, and 'K' friends, assign subjects to friends such that each subject goes to exactly one friend, maintaining co...read more

Ans.

Assign subjects to friends to minimize maximum workload, find minimum time for most loaded friend.

  • Assign subjects contiguously to minimize maximum workload

  • Determine the minimum possible time required for the most loaded friend

  • Example: N=4, K=2, subjects={50, 100, 300, 400} -> Output: 400

Q2. Maximum of All Subarrays of Size K

You are provided with an array A containing N integers. Your task is to determine the maximum element in every contiguous subarray of size K as you move from left to right thr...read more

Ans.

Find the maximum element in every contiguous subarray of size K as you move from left to right through the array.

  • Iterate through the array and maintain a deque to store the indices of elements in decreasing order.

  • Pop elements from the deque that are out of the current window.

  • Keep track of the maximum element in each window and output the results.

Q3. you are PM of Netflix what will be the top 3 metrics you will look at and why?

Ans.

The top 3 metrics I would look at as the PM of Netflix are subscriber growth, user engagement, and content performance.

  • Subscriber growth: This metric indicates the success of Netflix in acquiring new customers and expanding its user base. It helps measure the effectiveness of marketing strategies and the overall popularity of the platform.

  • User engagement: This metric measures how actively users are interacting with the platform, such as the number of hours spent watching cont...read more

Q4. LRU Cache Design Question

Design a data structure for a Least Recently Used (LRU) cache that supports the following operations:

1. get(key) - Return the value of the key if it exists in the cache; otherwise, re...read more

Ans.

Design a Least Recently Used (LRU) cache data structure that supports get and put operations with a given capacity.

  • Implement a doubly linked list to keep track of the order of keys based on their recent usage.

  • Use a hashmap to store key-value pairs for quick access and updates.

  • When capacity is reached, evict the least recently used item before inserting a new item.

  • Update the order of keys in the linked list whenever a key is accessed or inserted.

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Q5. Shortest Path in a Binary Matrix Problem Statement

Given a binary matrix of size N * M where each element is either 0 or 1, find the shortest path from a source cell to a destination cell, consisting only of 1s...read more

Ans.

Find the shortest path in a binary matrix from a source cell to a destination cell consisting only of 1s.

  • Use Breadth First Search (BFS) algorithm to find the shortest path.

  • Keep track of visited cells to avoid revisiting them.

  • Consider all 4 possible directions to move from a cell: up, down, left, right.

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Q6. Find out the total time spent by the employees if you have the data for their sign-in and sign-out.

Ans.

To find the total time spent by employees, calculate the difference between sign-in and sign-out times for each employee and sum them up.

  • Iterate through the data for each employee

  • Calculate the time difference between sign-in and sign-out for each employee

  • Sum up the time differences to get the total time spent by all employees

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Q7. differentiate between row number and dense rank?

Ans.

Row number is a sequential number assigned to each row, while dense rank assigns a unique rank to each distinct value.

  • Row number is assigned in sequential order to each row in a result set.

  • Dense rank assigns a unique rank to each distinct value in a result set.

  • Row number is not affected by ties, while dense rank is affected by ties.

  • For example, if there are two rows with the same value in a dense rank, they will both receive the same rank.

  • Row number can be generated using the...read more

Q8. Probability of bullet firing if 3 bullets are placed consecutively in a gun

Ans.

The probability of a bullet firing when 3 bullets are placed consecutively in a gun is 1/3.

  • The probability of each bullet firing is independent of the others, assuming the gun is functioning properly.

  • Each bullet has a 1/3 chance of firing when the trigger is pulled.

  • This is assuming all bullets are loaded and the gun is in working condition.

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Q9. How to handle the product in down sales and how to predict?

Ans.

To handle down sales, analyze market trends, customer feedback, and adjust production accordingly.

  • Analyze market trends to identify potential reasons for down sales

  • Collect and analyze customer feedback to identify areas for improvement

  • Adjust production levels based on market trends and customer feedback

  • Use data analysis tools to predict future sales trends

  • Implement marketing strategies to boost sales

  • Collaborate with sales and marketing teams to identify opportunities for grow...read more

Q10. difference between rank, dense rank and row number

Ans.

Rank assigns a unique number to each row based on a specified column, Dense Rank assigns consecutive numbers without gaps, Row Number assigns a unique number to each row in the result set.

  • Rank function may have gaps in the ranking sequence if there are ties.

  • Dense Rank function does not have gaps in the ranking sequence.

  • Row Number function assigns a unique number to each row in the result set.

  • Example: If we have scores of 90, 85, 85, 80 - Rank would be 1, 2, 2, 4. Dense Rank w...read more

Q11. Determine the market size of Badminton Footwear

Ans.

The market size of Badminton Footwear can be determined by analyzing sales data, industry reports, and competitor information.

  • Collect sales data from major retailers and online platforms selling badminton footwear

  • Research industry reports on the sports footwear market and specifically badminton footwear segment

  • Study competitor information to understand market share and pricing strategies

  • Consider factors like consumer preferences, demographics, and trends in the badminton indu...read more

Q12. Revenue of vada pav vendor in a day

Ans.

The revenue of a vada pav vendor in a day can vary based on factors like location, pricing, footfall, and quality of the product.

  • Revenue depends on the number of vada pavs sold

  • Location plays a crucial role in determining footfall and revenue

  • Pricing strategy can impact the revenue - higher prices may lead to lower sales volume but higher profit margin

  • Quality of the vada pav can attract repeat customers and increase revenue

Q13. Develop user personas of Societies

Ans.

User personas of Societies are diverse and can include students, professionals, retirees, and parents.

  • Students - tech-savvy, social media users, interested in events and activities

  • Professionals - career-driven, busy schedules, value networking opportunities

  • Retirees - leisure-focused, interested in hobbies and community involvement

  • Parents - family-oriented, seeking educational resources and family-friendly events

Q14. explain about data analysis.

Ans.

Data analysis involves examining, cleaning, transforming, and modeling data to discover useful information and make informed decisions.

  • Data analysis involves examining raw data to find patterns, trends, and insights.

  • It includes cleaning and organizing data to ensure accuracy and consistency.

  • Data analysis often involves using statistical methods and software tools to analyze and interpret data.

  • The results of data analysis can be used to make informed decisions and drive busine...read more

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