D281 Linux Foundations - Set 5 - Part 3

Test your knowledge of technical writing concepts with these practice questions. Each question includes detailed explanations to help you understand the correct answers.

Question 41: What does the df -h command display?

Disk space usage in a human-readable format

CPU usage

Memory usage

Number of open files

Question 42: Which command lists the contents of a directory?

cat

Question 43: Which command is used to install software on a Debian-based system?

apt-get install

yum install

rpm -i

pacman -S

Question 44: What does the top command display in Linux?

System processes in real-time

Network connections

Disk partitions

File permissions

Question 45: How do you display the contents of a file in Linux?

cat

less

All of the above

Question 46: Which file in Linux contains the system's hostname?

/etc/hostname

/etc/hosts

/etc/network/interfaces

/etc/resolv.conf

Question 47: How do you display the current time and date in Linux?

date

time

clock

timedatectl

Question 48: Which command changes the ownership of a file?

chown

chmod

chgrp

ownchange

Question 49: What does the ps -e command display?

All running processes

Active network connections

Disk usage

Open ports

Question 50: How do you display the current shell in use?

echo $SHELL

echo $PATH

echo $USER

echo $UID

Congratulations! You have completed all 5 question sets. Good job!

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