课程: Linux CentOS 7: Desktops and Remote Access (2016)

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Introducing Bash

Introducing Bash - Linux教程

课程: Linux CentOS 7: Desktops and Remote Access (2016)

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Introducing Bash

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- [Instructor] There are differences between Linux and other operating systems. Linux is case sensitive. Upper-case and lower-case are not the same thing. Linux file paths use the forward slash. Linux file extensions are largely irrelevant. You could append .txt to the end of a JPEG photo's name, and Linux would treat it the same. The file extensions are more so the user can quickly look at the name, and identify the data type. Linux is a multi-user, multi-terminal OS. This means you can have more than one terminal open logged in as more than user at the same time. The syntax of a command is command, space, option, space, argument. The options modify the output of the command, and the argument is what it's working on. In this example, I have ls, space, - l, which is the option, space, /home. So ls is the command, lower-case L is the option changing the output, and /home is what it's going to get a list of. In this…

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