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Senior Linux Engineer Interview Questions

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60 senior linux engineer interview questions shared by candidates

Describe the linux boot process What's the difference between UDP and TCP Can either multicast? explain How do you allocate memory on the heap in C? How do you redirect standard error output to standard output in bash?
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Software Engineer Senior - Linux Engineering

Interviewed at Canonical

3.2★
Jun 2, 2022

Describe the linux boot process What's the difference between UDP and TCP Can either multicast? explain How do you allocate memory on the heap in C? How do you redirect standard error output to standard output in bash?

If a user had an issue with logging into a linux machine how would you go about troubleshooting the issue? If you had someone not able to see or use a specific file what troubleshooting steps would you take to find the issue? Provide some examples of how you can manage PCI and other compliance checks in vulnerability management for an image?
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Senior Linux Engineer

Interviewed at AAA Mountain West Group (MWG)

3.7★
Feb 10, 2023

If a user had an issue with logging into a linux machine how would you go about troubleshooting the issue? If you had someone not able to see or use a specific file what troubleshooting steps would you take to find the issue? Provide some examples of how you can manage PCI and other compliance checks in vulnerability management for an image?

## Technical Round 1 Linux boot process What is LVM? Steps to extend and reduce a logical volume. How to create file system? Entries in fstab file. Explain NFS How to update kernel? Troubleshoot an unreachable host belonging to a different network. Init Runevels Grub file and its contents How to pass parameters to kernel? ## Technical Round 2 What is an iNode? What happens in the background when you upgrade a kernel? How to detect and identify a malicious binary out of thousands of binaries (/bin)? Lots of hypothetical scenario based questions depending on what you've mentioned in your CV. ## Managerial Round What is most important for you in your current role? How will you react if you see your junior outperform your skills? Any past experience of having dealt with an angry customer? What would you do if your colleague has done a mistake that incurred loss to your client? Ans how will you deal with the client as well as your colleague? Why Redhat?
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Linux Technical Support/Senior Technical Support Engineer

Interviewed at Red Hat

4.1★
Dec 10, 2018

## Technical Round 1 Linux boot process What is LVM? Steps to extend and reduce a logical volume. How to create file system? Entries in fstab file. Explain NFS How to update kernel? Troubleshoot an unreachable host belonging to a different network. Init Runevels Grub file and its contents How to pass parameters to kernel? ## Technical Round 2 What is an iNode? What happens in the background when you upgrade a kernel? How to detect and identify a malicious binary out of thousands of binaries (/bin)? Lots of hypothetical scenario based questions depending on what you've mentioned in your CV. ## Managerial Round What is most important for you in your current role? How will you react if you see your junior outperform your skills? Any past experience of having dealt with an angry customer? What would you do if your colleague has done a mistake that incurred loss to your client? Ans how will you deal with the client as well as your colleague? Why Redhat?

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