Samsung Research Engineer Interview Questions, Process, and Tips

That was a 4 hour On-site test in which you have to do 1 Question in 4 hours.
Difficulty of the question is Leetcode hard.

Q1. Search in a rotated array.
Ans. 
Searching in a rotated array involves finding a target element in an array that has been rotated at an unknown pivot point.
• Use binary search to efficiently search in a rotated array.

• Check if the target element is in the left or right half of the array based on the pivot point.

• Adjust the binary search algorithm based on the rotation to find the target element.
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Q1. Topological sort
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Q1. How was your experience at previous company
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Q1. 1. What was past company work process and roles and responsibilities? 2. Write test cases on pen and atm machine. 3. Manual testing interview questions.
Ans. 
Answering questions related to past work experience, test cases, and manual testing in an engineering interview.
• Past company work process involved collaborating with team members to design and implement engineering solutions.

• Roles and responsibilities included coding, testing, and debugging software, as well as participating in project meetings and providing technical support.

• Test cases for a pen could include checking...read more
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Q1. Salary discussion.
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Questions related to trees, graphs, and stacks.

Q1. Data structure design question
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Q2. Time complexity of solution
Ans. 
The time complexity of a solution refers to the amount of time it takes for an algorithm to run based on the input size.
• Time complexity is typically expressed using Big O notation, which describes the worst-case scenario for how the runtime grows with respect to the input size.

• Common time complexities include O(1) for constant time, O(log n) for logarithmic time, O(n) for linear time, O(n^2) for quadratic time, and O(2...read more
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Q1. Flood fill implementation
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Q2. LLD twitter
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Q1. What are your strengths and weaknesses?
Ans. 
My strengths include problem-solving skills and attention to detail. My weaknesses include public speaking and time management.
• Strengths: problem-solving skills

• Strengths: attention to detail

• Weaknesses: public speaking

• Weaknesses: time management
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Q1. It was related to my projects in AI ML.
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Q1. Explain 5G Architecture
Ans. 
5G architecture is a network of multiple technologies that work together to provide faster and more reliable wireless communication.
• 5G architecture includes a core network, radio access network, and user equipment.

• The core network is responsible for managing and routing data traffic.

• The radio access network connects user equipment to the core network.

• User equipment includes devices like smartphones and tablets.

• 5G archi...read more
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