Unix Assignment

4. used to add a loadable kernel module to the Linux kernel or to remove a loadable kernel module from the kernel.
5. is a tool to convert line breaks in a text file from Unix format to DOS format and vice versa.
6. is used by a computer user to execute commands with the privileges of another user account.
8. is a command in Unix and Unix-like operating systems to print the file name of the terminal connected to standard input.
10. It is used to either print a list of environment variables or run another utility in an altered environment without having to modify the currently existing environment.
12. This command changes the apparent root directory for the current running process and its children.
13. is a built-in command which is used to terminate processes manually.

1. isplays user, group and privileges information for the user who is currently logged on to the local system. If used without parameters
2. writes the full pathname of the current working directory to the standard output.
3. used on Unix and Unix-like operating systems to change the owner of file system files, directories.
4. This command attaches the filesystem of an external device to the filesystem of a system.
6. is used to modify kernel parameters at runtime. The parameters available are those listed under /proc/sys/.
7. is a C library function used to parse command-line options of the Unix/POSIX style. It is a part of the POSIX specification.
9. is a command on Unix and most Unix-like operating systems used to build and execute commands from standard input.
11. used for file compression and decompression.