2nd Quiz

During a system administration workshop, Anika needs to gather detailed information about the kernel and architecture of the server she is working on. Which command should she use to obtain this information?

• hostname

• uname -a

• lscpu

• lsblk

During a system performance analysis, Maya needs to check the CPU core count and thread details of her server. To do this, she would use:

• lsmem

• lspci

• lscpu

• dmidecode

During a system diagnostic, Oliver needs to identify all the PCI devices connected to his computer, such as the GPU and NIC. Which command should he use to list them?

• lsusb

• lspci

• ip a

• lsblk

During a system performance review, Zoe needs to troubleshoot memory issues and wants to view RAM block-level details. Which command should she use?

• free -h

• lsmem

• vmstat

• top

Isla wants to share a sensitive document, but she needs to ensure that it is secure. Which command should she use to create a password-protected ZIP archive of her file?

• zip -p secure.zip file.txt

• zip -e secure.zip file.txt

• zip --encrypt secure.zip file.txt

• zip -c secure.zip file.txt

Noah is trying to access the files he compressed into a .tar.xz archive for his project. To decompress the archive, he needs to use the correct command. What should he use?

• tar -xvf archive.tar.xz

• tar -xJvf archive.tar.xz

• unxz archive.tar.xz

• tar -zxvf archive.tar.xz

Emma is working on a project that requires her to compress multiple directories into a single file for easier storage. She needs to use a tool that can compress directories into .7z format. Which tool should she use?

• gzip

• bzip2

• 7z a

• rar

During a network troubleshooting session, Arjun needs to identify which ports are currently active and the processes associated with them. To accomplish this, he decides to use:

• ping

• netstat -tulnp

• ip r

• curl

Aiden is trying to diagnose latency issues in his network. He wants to find out how many hops his data takes to reach its destination. Which command should he use to trace the network hops?

• ip a

• traceroute

• ss

• nmcli

Olivia wants to check her public IP address using the command line interface (CLI). What command should she run?

• ip r

• ifconfig

• curl https://ifconfig.me

• nslookup myip.opendns.com