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Add history command resources

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content/roadmaps/102-devops/content/102-managing-servers/101-live-in-terminal/139-history.md
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# History # history
`history` command is used to view the **previously executed command**. Every command executed is treated as the event and is associated with an event number using which they can be recalled and changed if required. These commands are saved in a history file.
It has the below syntax: `$ history`
<ResourceGroupTitle>Free Content</ResourceGroupTitle>
<BadgeLink colorScheme='yellow' badgeText='Read' href='https://www.geeksforgeeks.org/history-command-in-linux-with-examples/'>What is history command? How to recall previous commands?</BadgeLink>