 Your shell prompt MUST adhere to the following format: o Current date (optional) and time (mandatory) followed by the hash sign (e.g., 13:03:00#)  Your shell MUST support, at minimum, the following commands: o The internal shell co

The mandate to develop (filter) is to apply the indicated filters to the concatenation of the files contained in the specified directory. That is, their behavior would be similar to: Cat directory / * | filter1 | filter2 | ... | filterN But wi