SkillTestPro | CompTIA Linux+ Practice Test 7

CompTIA Linux+ Practice Test 7

CompTIA Linux+ Practice Test

1 / 10

What does the systemctl enable cron command do?

Starts the cron service immediately

Stops the cron service

Configures cron to start at boot

Restarts the cron service

Checks the cron service status

2 / 10

Which command lists all environment variables currently set?

set

printenv

env

export

vars

3 / 10

What does the touch newfile.txt command do?

Creates an empty file named newfile.txt

Deletes newfile.txt if it exists

Opens newfile.txt in an editor

Copies newfile.txt to a backup

Sets the timestamp of newfile.txt to now

4 / 10

Which command shows the version of the installed Bash shell?

echo $SHELL

bash -v

cat /etc/bash

which bash

bash --version

5 / 10

What is the purpose of the chgrp devteam project command?

Sets the group ownership of "project" to devteam

Changes the owner of "project" to devteam

Adds devteam to the sudoers list

Grants execute permissions to devteam for "project"

Creates a new group called devteam

6 / 10

Which command checks if a remote host is reachable?

traceroute

ping

netstat

nslookup

dig

7 / 10

What does the head -n 5 file.txt command do?

Displays the last 5 lines of file.txt

Deletes the first 5 lines of file.txt

Copies 5 lines from file.txt to a new file

Counts the total lines in file.txt

Shows the first 5 lines of file.txt

8 / 10

Which command upgrades all installed packages on a Debian-based system?

apt update

apt-get dist-upgrade

dpkg -u

apt upgrade

apt install --all

9 / 10

What does the /etc/group file contain?

User password information

System hostname settings

Filesystem mount points

Network interface configurations

Group membership details

10 / 10

Which command displays the current working directory?

dir

pwd

whereami

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