Command quiz

1. You run chmod 755 script.sh. What can the owner do with the file? Read it only Read and write it, but not run it Read, write, and run it Nothing

2. What is the risk of running sudo ufw enable over SSH before allowing OpenSSH? Nginx stops working You can lock yourself out of the server DNS stops working The disk fills up

3. What does sudo do? Shows how long the system has been up Runs a command with administrator privileges Deletes a user account Lists running processes

4. Which command shows the end of a log file and keeps printing new lines as they arrive? head -f tail -f cat -f less -n

5. Which symbol sends the output of one command into the next command? & ; > |

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Top scores

Player	Score	Date
Liam	5/5	Oct 13
Shagun	5/5	Oct 13