Linux Fundamentals (THM).3

Question 1

executable that runs a basic text editor

Answer 1

nano

Question 2

executable that runs an advanced text editor

Answer 2

vim

Question 3

how do you download files via http using the CL?

Answer 3

wget ‘url’

Question 4

What is SCP?

Answer 4

Secure Copy

Question 5

What command allows you to copy file and directories and send them to a remote system and vice versa using the Shell?

Answer 5

SCP
(SSH+CP)

Question 6

What is the format of SCP?

Answer 6

Source Destination

Question 7

What are the values that you need for SCP/SSH (local to remote)?

Answer 7

IP Address/User on remote system/name of the file on local system/name that we wish to store file as

Question 8

example of SCP/SSH (local to remote)

Answer 8

scp important.txt ubuntu@10.10.10.10:/home/ubuntu/transferred.txt

Question 9

What do Ubuntu machines come pre-packaged with that turn you computer into an easily accessible web server?

Answer 9

HTTPServer (python3)

Question 10

How do you access another computer’s HTTPServer?

Answer 10

curl and wget

Question 11

How do you run the HTTPServer on your Ubuntu?

Answer 11

python3 -m http.server

Question 12

What is PID?

Answer 12

Process ID

Question 13

How do you interact with systemd?

Answer 13

systemctl

Question 14

what are the 4 options of systemctl?

Answer 14

start
stop
enable
disable

Question 15

What are 2 ways to background a process?

Answer 15

&
ctrl + z

Question 16

foregound a process

Answer 16

fg

Question 17

all ways to kill processes

Answer 17

kill
sigterm
sigkill
sigstop

Question 18

relaunching a process does what to PID?

Answer 18

+1

Question 19

run a process on next startup?

Answer 19

systemctl enable myservice

Question 20

command for scheduling process after startup?

Answer 20

cron

Question 21

process that is started on startup

Answer 21

crontabs

Question 22

crontab?

Answer 22

special file with formatting used by cron process and executed step by step

Question 23

6 crontab values

Answer 23

MIN
HOUR
DOM
MON
DOW
CMD

Question 24

adding repository command

Answer 24

add-apt-repository

Question 25

command for installing software

Answer 25

apt

Question 26

What is the difference between a directory and a repository?

Answer 26

Static vs Workshop

Question 27

command for adding repositories

Answer 27

add-apt-repository

Question 28

What guarantees integrity when downloading repositories?

Answer 28

Gnu Privacy Guards (GPG)