Using UNIX fill in the blank The C Shell command that removes an alias from the
ID: 3695499 • Letter: U
Question
Using UNIX fill in the blank
The C Shell command that removes an alias from the list of declared aliases is the ______________________ command.
A C shell script file will contain the syntax ________________________ as the first line in the file to instruct the shell to execute the script under the C shell.
The C Shell script file located in your home directory that is automatically executed once at the beginning of your login session when your default login shell in /etc/passwd is set to the C SHELL. __________________________
The C Shell script file located in your home directory that is automatically executed each time you invoke/start a new C Shell ( i.e. /bin/csh) is the _________________________ file.
The UNIX command to permanently change your default login shell to the C Shell is the _______________________________ command.
The UNIX command to execute the C Shell. ________________________________
The UNIX command in the C Shell that allows you to define new commands. ( e.g. Where the entered command ll would execute the command ls -la) _____________________________
Explanation / Answer
1. The C Shell command that removes an alias from the list of declared aliases is the " alias " command.
2. A C shell script file will contain the syntax " #!/bin/csh" as the first line in the file to instruct the shell to execute the script under the C shell.
3. The C Shell script file located in your home directory that is automatically executed once at the beginning of your login session when your default login shell in /etc/passwd is set to the C SHELL____________.
Answer :-
You have two special files in your directory which make customizing your session easy :-
i.e " .login ", which is read every time you log in.
4. The C Shell script file located in your home directory that is automatically executed each time you invoke/start new C Shell ( i.e. /bin/csh) is the _________________________ file.
Answer :-
You have two special files in your directory which make customizing your session easy :-
i.e. " .cshrc ", which is read each time you begin a new csh or tcsh shell.
5. The UNIX command to permanently change your default login shell to the C Shell is the " chsh " command.
6. The UNIX command to execute the C Shell is " $ chmod +x filename.ch ".
7. The UNIX command in the C Shell that allows you to define new commands is " alias " command.
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