I.T.'s Cron!
This is when will the following cron schedules run?
*/10 * * * *
What is At every 10th minute.
This hypothetical cron job does this
0 18 * * 1-5 /home/Bob/Sales/sum_of_sales.sh
What is run a script that adds up all the sales for the work day.
shebang #! is this
What is, it is the commented file declaration at the top of a shell script.
The -x option modifies the tar command to do this
What is extract an archive!
Why is the -f option used in almost every tar operation?
The -f option lets you designate a tar file to either create or extract or list from.
What event is the following cron a minute away from?
59 23 31 12 *
What is New Years!
This hypothetical cron job does this
@weekly /home/sysadmin/Scripts/auto-update.sh
What is a weekly automated system update.
Daily Double!!!!!!!!!!
These two characters should come before the filename of a script
What is ./
If a directory has ten files and the following command is used in it, how many files are being archived?
tar cvvWf backups/archive.tar .
What is Zero, because tar doesn’t compress!! But all files should be archived as they're all in the current directory!
Daily Triple!!!!!!!!!!!!!!!!!!
Run: sudo crontab -e will open this users crontab
Who is the root!
5 4 * * *
What is "At 04:05"
* 2,4 * * *
What is "at every minute past hour 2 and 4"
Jane's script has user and group ownership of a script with -rw-r--r-- permissions, but she cannot get it to run. What must she do to the file before it will run?
What is Run chmod +x on her file!
Daily Double!!!!!!!!!!
This option prints the full file specification of files as you interact with them
What is -vv
To set a level 0 incremental backup using the "tar" command in Linux, use this flag
That is "--create"