Amazon Senior Manager Interview Questions and Answers

Q1. What lessons have you learned from your experiences in your previous company?
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Q1. What are the different types of financial derivatives?
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Q2. What are corporate actions and what are their various types?
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Q1. Minimum Knight Moves (LC Medium)
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Q2. OS, CN, DB concepts like multithreading, semaphore, tcp vs udp, transaction and ACId properties. Java concepts like stack vs heap(memory), error vs exception. Any 1 Project discussion for 10 mins
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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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Q1. Explain your current role
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Q2. How do you analyse the credit metrics of a firm
Ans. 
I analyse credit metrics of a firm by evaluating financial statements, debt levels, profitability, liquidity, and industry trends.
• Reviewing financial statements to assess revenue, expenses, and profitability

• Analyzing debt levels and debt-to-equity ratios to evaluate financial leverage

• Assessing liquidity ratios such as current ratio and quick ratio to determine short-term solvency

• Examining industry trends and economic f...read more
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Q3. Differentiate between contractual and structural obligation
Ans. 
Contractual obligations are legally binding agreements between parties, while structural obligations are inherent responsibilities within a system or organization.
• Contractual obligations are based on agreements between parties, often outlined in contracts or agreements.

• Structural obligations are inherent responsibilities within a system or organization, such as following policies and procedures.

• Contractual obligations ...read more
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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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