Final Quiz

Imagine LT Daniels, SSG Maya, and SPC Henry are on a deployment. They need to send messages over an unsecured network. What tool should they use to keep their communications encrypted and safe?

• They should use SSH to encrypt their communications

• They should transmit their data in plaintext

• They should intercept and read packets using Wireshark

• They should implement additional overhead from a third party application

Your coworkers are having a heated debate about network protocols and are trying to figure out which protocol SSH uses by default. Can you help them settle this?

• TCP on port 22

• UDP on port 22

• TCP on port 23

• UDP on port 23

Imagine you're in a thrilling coding competition with Olivia, Luna, and Ethan. You're tasked with identifying the main configuration file for OpenSSH. Can you figure it out?

• /etc/ssh/sshd_config

• /etc/ssh/config

• /etc/ssh/ssh_config

• /etc/ssh/ssh_config.d

CPLs Hernandez and Chandra are having a heated debate about SSH configurations. They are particularly stuck on the function of the PermitRootLogin configuration option in sshd_config. Can you help them out?

• It allows or denies root login via SSH

• It enables or disables password authentication

• It specifies the port number for SSH

• It sets the maximum number of concurrent SSH connections

Imagine Ensign Daniel and CPO Harper are trying to secure their server. They need to remove an entry from the known_hosts file. Which command would they use?

• ssh-keygen -R

• ssh-keygen -r

• ssh-keygen -D

• ssh-keygen -d

Imagine Benjamin, Ava, and Elijah are trying to set up a secure connection for their new online game. Why would they use key authentication in SSH?

• To enable them to log into their game server using a unique key

• To encrypt the data being sent to and from their game server

• To provide another method of logging into their game server

• To copy game files to and from their game server

You and CPT Steve Rogers are working on a project together and need to transfer files to and from a remote system in OpenSSH. Which utility should you use?

• scp

• sftp

• ftp

• telnet

Priya, Ethan, and Oliver are having a friendly competition to see who can copy a file from the server to their local system using scp the fastest. What is the correct command they should use?

• scp @ns1:/share/fst_avg.mov .

• scp . @ns1:/share/fst_avg.mov

• scp @ns1:/share/fst_avg.mov ns1:/share/fst_avg.mov

• scp @ns1:/share/fst_avg.mov ..

Samuel, Daniel, and Michael are having problems remembering the command to rename a file in SFTP. Can you help them by choosing the correct command?

• rename

• mv

• cp

• rename

Nora, Aria, and Arjun are on a digital adventure! They've successfully navigated through the labyrinth of the internet, but now they need to close their SFTP connection to ensure their journey is safe. How should they do it?

• Should they say 'bye'?

• Should they 'exit'?

• Should they 'quit'?

• Should they 'close'?