How do I use grep to find a file?
what these two commands prints "echo test","cat test"?
use of ls command
How to check the flavor of UNIX?
write grep commands to select the lines that have exactly two characters
What command will bring user back to their home directory in UNIX?
What command would users use to see what file one page at a time in UNIX?
Which command will you use to change the permissions on file?
What is an Environment Variable?
what is exact definition of operating system?
distinguish between paging and swapping?
What is the output of : $ ps-e $ ps-a commands
how to check a file system type