What is shell variable? 04:09 What is shell variable? A shell variable is a special variable that is set by the shell and is required by the shell...
What is environment variable? 04:07 What is environment variable? An environment variable is a variable that is available to any child process of the shell. Some progr...
What is Interactive mode Linux? 04:04 What is Interactive mode Linux? Interactive mode means that the shell expects to read input from you and execute the co...
What is "grep" programe ? 04:01 What is "grep" programe ? The grep program is the primary tool for extracting interesting lines of text from input data...
What is awk ? 03:59 What is awk ? An awk invocation can define variables, supply the program, and name the input files.
What is Shell's Responsibilities ? 03:57 What is Shell's Responsibilities ? The shell is responsible for the execution of all programs that you request from yo...
Linux is which kind of Operating System? 03:55 Linux is which kind of Operating System? Linux is an Operating System which supports Multi User, Running a Number ...