I need the comands for Linux

Review. Writing scripts. Part 1. First scripts. 1. Create a script named date_time, which would display a message Today date is 2. Create a script named all_users, which would display a message The number of users logged on the system is Using read command 3. Create a script named read_myname, which would a. display a message Please enter your name b. then read your name being inputted by you c. then displays the message Welcome to ASA ! 4. Create a script named read_names, which would a. display a message Please enter your first name b. display a message Please enter your last name c. then read your first and last names being inputted by you d. then displays the message Welcome to ASA