Update 104-basic-terminal-commands.md (#1205)

* Update 104-basic-terminal-commands.md

* Update content/roadmaps/101-backend/content/102-os-general-knowledge/104-basic-terminal-commands.md

* Update 104-basic-terminal-commands.md

* Update 104-basic-terminal-commands.md

Co-authored-by: Kamran Ahmed <kamranahmed.se@gmail.com>

content/roadmaps/101-backend/content/102-os-general-knowledge/104-basic-terminal-commands.md

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-# Basic terminal Commands
+# Basic Terminal Commands
+
+Working within the terminal is common practice for any Backend Developer and there are many commands and utilities that can help you achieve your tasks more efficiently.
+
+The best way to learn these commands is to practice them in your own machine/environment. Specifically, these are related to Linux commands/utilities which are the most prevalent in the market.
+
+To understand these commands, read through the manual pages by using `man` command e.g. `man grep`, `man awk` etc.
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+After enough exposure and practice to these commands, it will become easier to use these in practice
+
+<ResourceGroupTitle>Free Content</ResourceGroupTitle>
+<BadgeLink badgeText='Course' colorScheme='green' href='https://www.learnenough.com/command-line-tutorial'>Command Line Tutorial</BadgeLink>
+<BadgeLink colorScheme='yellow' badgeText='Read' href='https://www.hostinger.com/tutorials/linux-commands'>34 Basic Linux Commands</BadgeLink>