Bash Shell Scripting - "at" Command & "batch" Command

This video tutorial covers the usage of AT and Batch commands for scheduling tasks in a terminal. It explains how to use the AT command to schedule tasks at specific times and how to list scheduled jobs. The tutorial also introduces advanced scheduling options with AT, such as scheduling tasks for future dates. Additionally, it discusses the Batch command, which schedules tasks to run when system resources are free. The video concludes with a brief mention of Cron, which will be covered in the next video.

What is the primary function of the AT command?

• To monitor system performance

• To execute commands immediately

• To schedule commands to run at a specific time

• To list all running processes

Which command can be used to list the jobs scheduled with AT?

• atq

• ps

• ls

• jobs

How can you schedule a command to run 24 hours from now using AT?

• at now + 1 hour

• at tomorrow

• at now + 1 day

• at next day

What is a key difference between the AT and Batch commands?

• AT can only schedule commands for the next day

• Batch runs commands when system resources are available

• AT requires system resources to be free

• Batch runs commands immediately

When will a command scheduled with Batch be executed?

• Immediately after scheduling

• At a specific time

• When the system is under heavy load

• When system resources are free

What happens if you try to use parameters with the Batch command?

• It accepts them and schedules the task

• It schedules the task for the next available time

• It throws an error

• It ignores the parameters

What topic is mentioned as the next focus after AT and Batch commands?

• Network configuration

• File management

• Cron tab

• System monitoring