Zuddl Interview Questions and Answers

Core HTML, CSS and JS

JS deep dive and react

Q1. Mimic Promise.all, Array.flat, OTP Component etc
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Q1. Languages known
Ans. 
I am fluent in English, Spanish, and French.
• English

• Spanish

• French
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Problem solving approach check

Q1. Case study and problem solving
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Q2. Root cause Analysis
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Q1. How to calculate requirement of Banana is a city like Mumbai
Ans. 
The requirement of bananas in a city like Mumbai can be calculated based on population, consumption habits, and availability.
• Calculate the population of Mumbai

• Estimate the average consumption of bananas per person

• Consider factors like tourism and events that may increase demand

• Take into account the availability of bananas from local markets and imports
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Q2. How to know , difference between a good or bad retailer
Ans. 
A good retailer focuses on customer satisfaction, product quality, and efficient operations.
• Good retailers prioritize customer satisfaction by providing excellent customer service and addressing customer needs.

• Good retailers offer high-quality products that meet customer expectations.

• Good retailers have efficient operations, including inventory management, supply chain logistics, and streamlined processes.

• Bad retailers...read more
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Q3. Simple SQL questions
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Create a analytics webpage

Q1. DSA , golang, database questions
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Q1. Hr basic questions
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Was given two hours to implement an Api

Q1. Asked to develop register, login and logout using grpc.
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Q2. Number of islands in Dsa
Ans. 
Number of islands in DSA refers to the problem of finding the number of connected groups of 1s in a 2D grid.
• Use Depth First Search (DFS) or Breadth First Search (BFS) to traverse the grid and mark visited islands.

• Count the number of times DFS/BFS is called to find the total number of islands.

• Consider diagonal connections if specified in the problem.

• Example: Given grid [['1','1','0','0'],['0','1','0','1'],['1','0','0','
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