yes
A Macro
A series of instructions is known as a program. The individual instructions are commands.
In an interactive shell session the shell program waits for the user to type in a command. When receiving a command the shell program will then attempt to locate it and process (execute) the command. You are interacting with the shell. Running a shell file requires a pre-stored series of commands stored in a file. Unless the shell program you are running is interactive then the shell executes each command in sequence, without involving the user at all.
program development
You can schedule jobs using cron and the /etc/crontab file, or you can use the "at" command
There are a series of commands, depending on what and how much information you want on logged in users. The commands are: who w users finger (if installed)
A shell script is used to automatically enter a series of commands without having to make the user type them out.
batch files are used to run a series of commands at once. people who work on computers daily and have a series of files or programs to start and command to run often create a batch file to do it automatically and save time.
The duration of Space Command - TV series - is 1800.0 seconds.
Space Command - TV series - was created on 1953-03-13.
Space Command - TV series - ended on 1954-05-29.
A set of electronic instructions that tells the computer what to do is called a program. Programs are essentially algorithms to a solution that are written in a language the computer can understand.