TCMG 303 Test Questions & Answers

TCMG 303 Test Questions & Answers The acronym SMTP stands for: - ✔✔Simple Mail Transfer Protocol. ssh keys are dangerous in that: - ✔✔Compromise of system data can result. What device should you redirect output to if ...

TCMG 303 Test Questions & Answers The acronym SMTP stands for: - ✔✔Simple Mail Transfer Protocol. ssh keys are dangerous in that: - ✔✔Compromise of system data can result. What device should you redirect output to if you do not want to see or save it? - ✔✔/dev/null What tcp port would scp use? - ✔✔22 What command is used to display a list of directories the shell will search in to find a command that has been entered? - ✔✔echo $PATH X-Windows (X11) is useful for: - ✔✔Graphically presenting an application to a remote user in a Unix server-client configuration. Which of the following is a virualization solution? - ✔✔All of the above. There are _____ IT lifecycle phases - ✔✔5 Which of the following commands could be used to see a UNIX system's routing table? - ✔✔netstat -rn Which of the following provides the best file compression on Unix systems? - ✔✔gzip Which of the following commands do you use to view the jobs running on the server? - ✔✔ps - ef A directory with permissions of -rwxrwxrwt would indicate: - ✔✔the sticky bit has been set. Which command could be used to navigate to the end of a file in the vi editor? - ✔✔G Amazon Web Service (AWS) is a provider of: - ✔✔Cloud hosting. The ________ is the software components that provide the core set of operating system functions. - ✔✔kernel Symbolic links are created: - ✔✔All of the above. Which of the following are X-Window (X11) applications: - ✔✔All of the above. Which commands would be used to find a file called lab2 from the current directory? - ✔✔find . -name lab2 Which of the following files should you edit to prevent unauthorized remote login of the superuser via ssh? - ✔✔/etc/ssh/sshd_config What runlevel corresponds to single-user mode? - ✔✔1 Which command can be used to quickly tell if an executable is in a directory in your path? - ✔✔which apache2 A __________ is a package or library required by another package. - ✔✔Dependency. What file is configured to allow a user sudo privileges? - ✔✔/etc/sudoers Where are group memberships defined on a system? - ✔✔/etc/group You use the ________ command to change a user's full name, phone number, and other contact information - ✔✔chfn Which init level will drop a machine into single user mode? - ✔✔init 1 What does ITIL stand for? - ✔✔Information Technology Infrastructure Library Which command do you use to modify file permissions? - ✔✔chmod Which command would redirect the directory listing output of user1's home directory into a file called user1out.txt in the tmp directory? - ✔✔ls -al ~user1/ > /tmp/user1out.txt If given a cron entry matching the following example, select the appropriate time this job would run: 30 05 * * * /home/bill/batch.sh - ✔✔Everyday at 5:30 AM Cisco, Juniper, Ericsson, and Extreme Networks are all vendors that provide: - ✔✔Network virtualization solutions. What is the numeric equivalent to the permissions rwx, which you might grant to a user, group, or other entity? - ✔✔7 You want to determine how long your computer has been running so you enter upt and press the ________ key to get BASH to finish the command for you. - ✔✔TAB In most cases, you log onto Linux using a(n) ________ user account and then use a command to operate termporarily as a(n) ________ account, when necessary. - ✔✔normal, administrative Which option to chmod gives rw to owner, r to group, and r to everyone? - ✔✔644 A cron entry of * 12 * * * would run: - ✔✔Every minute of the noon hour of every day. What is the command to print a list of previous commands to the screen? - ✔✔history In the vi editor, what escape command sequence will quit and save it? - ✔✔:wq! Which of the following would give a rough idea of the line count of a file called output.txt? - ✔✔cat output.txt | wc -l For any type of secured data transmission (email, websites, etc...), what is shared between the server and client to handle encryption/decryption? - ✔✔A public key