Add a couple of Linux questions
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README.md
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README.md
@ -2,7 +2,7 @@
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:information_source: This repository contains questions on various DevOps and SRE related topics
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:bar_chart: There are currently **635** questions
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:bar_chart: There are currently **640** questions
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:books: To learn more about DevOps check the resources in [DevOpsBit.com](https://devopsbit.com)
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@ -255,7 +255,7 @@ One can argue whether it's per company definition or a global one but at least a
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</b></details>
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<details>
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<summary>How do you measure your CI/CD quality? Are there any metrics you are using for measuring the quality?</summary><br><b>
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<summary>How do you measure your CI/CD quality? Are there any metrics or KPIs you are using for measuring the quality?</summary><br><b>
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</b></details>
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<details>
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@ -1135,6 +1135,15 @@ For each file (and directory) in Linux there is an inode, a data structure which
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related to the file like its size, owner, permissions, etc.
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</b></details>
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<details>
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<summary>Which of the following is not included in inode:
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* Link count
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* File size
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* File name
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* File timestamp</summary><br><b>
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</b></details>
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<details>
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<summary>How to check which disks are currently mounted?</summary><br><b>
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</b></details>
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@ -1144,8 +1153,18 @@ related to the file like its size, owner, permissions, etc.
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Hard link is the same file, using the same inode.
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Soft link is a shortcut to another file, using a different inode.
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</b></details>
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Soft links can be created between different file systems while hard link can be created only within the same file system.
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<details>
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<summary>True or False? You can create an hard link for a directory</summary><br><b>
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False
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</b></details>
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<details>
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<summary>True or False? You can create a soft link between different filesystems</summary><br><b>
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True
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</b></details>
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<details>
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@ -1259,6 +1278,10 @@ SIGKILL - a signal which cannot caught or ignored
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To view all available signals run `kill -l`
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</b></details>
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<details>
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<summary>What <code>kill 0</code> does?</summary><br><b>
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</b></details>
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<details>
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<summary>What is a trap?</summary><br><b>
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</b></details>
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@ -1426,6 +1449,12 @@ This is a great article on the topic: https://www.computerhope.com/jargon/f/file
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<summary>How to list active connections?</summary><br><b>
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</b></details>
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<details>
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<summary>How to trigger neighbor discovery in IPv6?</summary><br><b>
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One way would be `ping6 ff02::1`
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</b></details>
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##### Linux DNS
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<details>
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