Ecom Express Senior System Executive Interview Questions and Answers

Q1. Container with most water
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Q2. Maximum product subarray
Ans. 
Find the contiguous subarray within a one-dimensional array that has the largest product.
• Initialize two variables: maxProduct and minProduct to the first element.

• Iterate through the array, updating maxProduct and minProduct based on the current element.

• If the current element is negative, swap maxProduct and minProduct.

• Update maxProduct as the maximum of the current element and the product of maxProduct with the current...read more
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Q1. About yourself and experience
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Reasoning, mathematics, logistics knowledge, communication

Q1. Process knowledge, logistics
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Q2. It very department to department
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Q1. DSA Questions - Easy to medium
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Q1. Api optimisations, query optimisations, how to keep code more extensible, scalable etc
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Q1. Questions related to designing around redis
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Q1. Tell me about yourself and skills
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Q2. How you behaving particular situation what improvement he will recommend in the system based on your previous knowledge and experience and why
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Q1. Restful and soap difference
Ans. 
RESTful is an architectural style that uses HTTP for communication, while SOAP is a protocol that uses XML for communication.
• RESTful is lightweight and uses standard HTTP methods like GET, POST, PUT, DELETE.

• SOAP is more rigid and uses XML-based messaging protocol.

• RESTful is stateless, while SOAP can maintain state.

• RESTful is more popular for web services, while SOAP is commonly used in enterprise applications.
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Q2. Difference between post, put and patch
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Q3. How will you design the apis
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