2. Show two examples of the commands using pipe and explain how the pipe works in them separately? 3. In a Linux system, you can issue the command Is / to check the sub- directories under root. Please list the names of folders responsible for storing corresponding special files separately For example, executable files are mainly stored in "bin". 1) Shared libraries needed by the programs on the root filesystem. 2) Files used by the bootstrap loader 3) Device files that help the user interface with the various devices oin the system. 4) Mount point for temporarily mounted filesystems. 5) User home directories. 6) Variable data stored by daemons and utilities