What happens on a system call?
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What can scripts do?
Using set -A write a script to print the output of the ls command in 5 columns with two spaces between each column. Pretend that ls does not have multicolumn output.
Why is it called a shell?
What is an sh file?
c program to check whether all the directories in the path exists has read and write permission
What does $@ mean bash?
What is batch file programming?
How can I set the default rwx permission to all users on every file which is created in the current shell?
Suppose you execute a command using exec, what will be the status of your current process in the shell?
write a shell script to generate a alert ? like when ur birthday came then generate a alert ur birthday is today like that ?
How can I send a mail with a compressed file as an attachment?
How do I run a .sh file on mac?