Brane Enterprises Interview Questions and Answers

2 coding questions were asked

Q1. 2 More coding questions were asked
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Q2. Matrix chain multiplication
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Q3. Spiral Matrix Code
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Q1. Explain multithreading
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Multithreading is the ability of a CPU to execute multiple threads concurrently, allowing for better performance and responsiveness.
• Multithreading allows multiple tasks to be executed simultaneously on a single CPU core.

• Each thread has its own set of registers and stack, but shares the same memory space.

• Threads can communicate with each other through shared memory or synchronization mechanisms like mutexes and semaphor...read more
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Q2. Rotate the 2d matrix
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Rotate a 2D matrix by 90 degrees clockwise
• Transpose the matrix (swap rows with columns)

• Reverse each row to get the final rotated matrix
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Q1. Some angular questions
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Q1. Questionss on blockchain basics
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Q2. Regarding ethereum blockchian
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Q1. Explain the difference client side routing server side routing
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Client side routing is handled by the browser, while server side routing is handled by the server.
• Client side routing is faster as it does not require a server request for each page change.

• Server side routing involves the server processing each request and returning the appropriate page.

• Client side routing is commonly used in single page applications (SPAs) with frameworks like React or Angular.

• Server side routing is u...read more
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Q2. Js questions (map,filter, reduce) polyfills recursion
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Q1. Why do you want the join org
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I am passionate about creating innovative software solutions and believe that org offers a great platform for growth and learning.
• Passionate about creating innovative software solutions

• Believe org offers a great platform for growth and learning
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Q1. System design for autonomous vehicle
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Designing a system for autonomous vehicles involves integrating sensors, algorithms, and control systems to enable safe and efficient navigation.
• Consider sensor fusion to combine data from cameras, lidar, radar, and GPS for accurate perception of the vehicle's surroundings.

• Implement localization techniques such as SLAM (Simultaneous Localization and Mapping) to enable the vehicle to understand its position in real-time...read more
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Q2. Ros related basic to advanced questions
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Q1. Merge Two sorted Linked List
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Merge two sorted linked lists into a single sorted linked list.
• Create a new linked list to store the merged result.

• Compare the values of the nodes from both input lists and add the smaller value to the result list.

• Move the pointer of the list with the smaller value to the next node and continue until both input lists are empty.
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Q2. Merge sort Sorting Algo
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Q1. Leetcode medium on graph
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Q2. Longest Increasing Subsequnce
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Find the length of the longest increasing subsequence in an array.
• Use dynamic programming to keep track of the longest increasing subsequence ending at each index.

• Initialize an array to store the length of the longest increasing subsequence ending at each index.

• Iterate through the array and update the length of the longest increasing subsequence ending at each index based on previous values.

• Return the maximum value in ...read more
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Q1. Tell about your self
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Q2. What difficulties u came through in internship
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