Repos-que-me-gustan/devops-exercises
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Add a couple of Linux questions

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abregman 2019-12-18 15:33:16 +02:00
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:information_source:  This repository contains questions on various DevOps and SRE related topics
:bar_chart:  There are currently **635** questions
:bar_chart:  There are currently **640** questions
:books:  To learn more about DevOps check the resources in [DevOpsBit.com](https://devopsbit.com)
@ -255,7 +255,7 @@ One can argue whether it's per company definition or a global one but at least a
</b></details>
<details>
<summary>How do you measure your CI/CD quality? Are there any metrics you are using for measuring the quality?</summary><br><b>
<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>
</b></details>
<details>
@ -1133,6 +1133,15 @@ I consider this as a good blog post to read more about it: https://shapeshed.com
For each file (and directory) in Linux there is an inode, a data structure which stores meta data
related to the file like its size, owner, permissions, etc.
</b></details>
<details>
<summary>Which of the following is not included in inode:
* Link count
* File size
* File name
* File timestamp</summary><br><b>
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<details>
@ -1144,8 +1153,18 @@ related to the file like its size, owner, permissions, etc.
Hard link is the same file, using the same inode.
Soft link is a shortcut to another file, using a different inode.
</b></details>
Soft links can be created between different file systems while hard link can be created only within the same file system.
<details>
<summary>True or False? You can create an hard link for a directory</summary><br><b>
False
</b></details>
<details>
<summary>True or False? You can create a soft link between different filesystems</summary><br><b>
True
</b></details>
<details>
@ -1259,6 +1278,10 @@ SIGKILL - a signal which cannot caught or ignored
To view all available signals run `kill -l`
</b></details>
<details>
<summary>What <code>kill 0</code> does?</summary><br><b>
</b></details>
<details>
<summary>What is a trap?</summary><br><b>
</b></details>
@ -1426,6 +1449,12 @@ This is a great article on the topic: https://www.computerhope.com/jargon/f/file
<summary>How to list active connections?</summary><br><b>
</b></details>
<details>
<summary>How to trigger neighbor discovery in IPv6?</summary><br><b>
One way would be `ping6 ff02::1`
</b></details>
##### Linux DNS
<details>