LinkedIn Senior Engineer Interview Questions and Answers

Q1. Print the nodes of a n-ary tree in an arc wise manner as seen from the outside.
Ans. 
Print nodes of n-ary tree in arc wise manner from outside
• Traverse the tree level by level from outside to inside

• Use a queue to keep track of nodes at each level

• Print the nodes at each level in a clockwise or anticlockwise manner
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It was a project to make automation VM creation with powershell.

Q1. How we can access different types of hardware on console?
Ans. 
Different types of hardware can be accessed on console through device drivers and APIs.
• Use device drivers to communicate with hardware components such as printers, scanners, and network cards

• Utilize APIs provided by hardware manufacturers to access specific functionalities of hardware devices

• Interact with hardware through command line tools or graphical user interfaces
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Q2. Powershell command to make checkpoint on scvmm?
Ans. 
Use the New-SCVMCheckpoint cmdlet in PowerShell to create a checkpoint on SCVMM.
• Use the New-SCVMCheckpoint cmdlet in PowerShell

• Specify the VM name and checkpoint name as parameters

• Example: New-SCVMCheckpoint -VM 'VMName' -Name 'CheckpointName'
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Q3. What were your last 2-3 projects?
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Q4. About different types of OSs.
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Algo from leetcode No.56

Q1. Given array of integer create subarray with sum = 0
Ans. 
Create subarrays with sum = 0 from given array of integers.
• Iterate through the array and keep track of the running sum.

• Store the running sum in a hashmap and check if the current sum - any previous sum equals 0.

• If yes, then the subarray between those two indices has a sum of 0.
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Q2. Left view of binary tree
Ans. 
The left view of a binary tree is the set of nodes visible when the tree is viewed from the left side.
• Traverse the tree in a level order manner and keep track of the first node at each level.

• Use a queue to store nodes at each level and update the left view nodes accordingly.

• Example: For a binary tree with root node 1, left child 2, and right child 3, the left view would be [1, 2].
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45 min round. Similar to Leetcode medium level question.

45 min coding round, 2 question asked

Q1. System design of proximity service
Ans. 
Design a system for proximity service
• Utilize geolocation data to track user locations

• Implement algorithms to calculate proximity between users

• Use real-time updates to notify users of nearby contacts
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Q1. Behavioral questions
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Q1. Cloud Engineering profile needs detailed knowledge on cloud operations and security. It also need’s infrastructure to be setup and architected to decide on which cloud to be setup like private ,public or h...read more
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Q2. Salary package for me
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Q3. 1.5 Cr with US base office location for me - Chaitra S Kulkarni
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Q4. I need new profile to grow for this upcoming IT world like RSA Cloud and JIO Cloud
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Q5. Need company to be tied with Indian government
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Q6. Needs attention from Karnataka government
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Q1. About yourself?
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Q2. What's about your experience?
Ans. 
I have over 8 years of experience in financial analysis, project management, and team leadership.
• Managed a team of analysts to successfully implement cost-saving initiatives

• Led cross-functional projects resulting in increased efficiency and profitability

• Performed in-depth financial analysis to support strategic decision-making

• Collaborated with senior management to develop and execute business plans
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Q1. How was your product handling?
Ans. 
My product handling experience has been excellent, with a focus on efficiency and accuracy.
• Implemented efficient product handling processes to streamline operations

• Ensured accurate inventory management and tracking

• Trained team members on proper product handling techniques

• Utilized technology to improve product handling efficiency, such as barcode scanning systems
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Q2. What was the customer experience given as feedback your work?
Ans. 
The customer feedback on my work was overwhelmingly positive, highlighting my attention to detail and excellent communication skills.
• Received positive feedback on attention to detail

• Received positive feedback on communication skills

• Customers expressed satisfaction with the overall experience
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This round contains live coding round on any online editor.

Q1. This round based on your profile related technical questions.
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Q1. System design round as well as technical related to the applied profile
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Q1. Normal organisational fitment questions
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Q1. HR discussion on offered compensation
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