Microsoft Corporation Interview Questions, Process, and Tips for Freshers

2 medium leetcode questions were asked

Q1. Difference between polymorphism and inheritance
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Q2. Dsa question related to array
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Q1. Explain about project
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Q2. What did you do in you internship
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1 hour test contains 2 coding questions.

Q1. Delete a node from Singly and doubly linked list
Ans. 
To delete a node from a singly or doubly linked list, update the pointers of the previous and next nodes.
• For a singly linked list, update the next pointer of the previous node to skip the node to be deleted.

• For a doubly linked list, update the next pointer of the previous node and the previous pointer of the next node to skip the node to be deleted.
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Q2. Validate an email using regex pattern
Ans. 
Use regex pattern to validate an email address
• Use regex pattern /^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$/

• Ensure email has valid format with username, @ symbol, domain, and top-level domain

• Test regex pattern against different email addresses for validation
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Q1. Variation of aggressive cows problem (requires binary search)
Ans. 
Use binary search to find the minimum distance to escape aggressive cows in a field.
• Implement a function to check if cows can be placed with a minimum distance in a field.

• Use binary search to find the minimum distance that satisfies the condition.

• Keep track of the maximum distance found so far while performing binary search.
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Q2. Variation of 2 sum problem
Ans. 
Find two numbers in an array that add up to a target sum.
• Use a hash map to store the difference between the target sum and each element.

• Iterate through the array and check if the current element's complement exists in the hash map.

• Return the indices of the two numbers that add up to the target sum.
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Q1. Was told that this round would be an LLD. But it felt more like HLD or technical HM round Questions: grilled on microservice vs monolith architectures, how to migrate to microservice, when to migrate to mi...read more
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Q2. Design a rest API
Ans. 
Design a REST API for a software engineer interview
• Define the resources and endpoints

• Use HTTP methods for CRUD operations (GET, POST, PUT, DELETE)

• Implement authentication and authorization

• Use JSON for data exchange format

• Include error handling and status codes
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Basic dsa, online leetcode very easy trees

Q1. Geaphs links trees
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Q2. Graphs links trees questions dsa
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Q1. Why do i belong in microsoft
Ans. 
I belong in Microsoft because of my passion for technology, strong problem-solving skills, and ability to work well in a team.
• Passion for technology: I have always been fascinated by the latest advancements in technology and enjoy staying up-to-date with industry trends.

• Strong problem-solving skills: I excel at analyzing complex problems and finding innovative solutions, which aligns well with Microsoft's focus on inno...read more
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Q2. More questions on my projects in resume
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