1.11

Question 1

What does the ‘Man’ command do ?

Answer 1

Offers a manual or help

Question 2

In Linux What’s the command for online help ?

Answer 2

Man grep

Question 3

What Linux command lists the directory ?

Answer 3

Ls

Question 4

In Linux What command Displays the current working directory path ?

Answer 4

Pwd Or Print working directory.

Question 5

In Linux what command renames a file ?

Answer 5

Mv
“move or rename”

Question 6

What Linux command coppies or duplicates directories ?

Answer 6

CP

Question 7

Will the Rm command remove directories ?

Answer 7

No. All files must be deleted or a ‘-r’ wildcard must be added to delete

Question 8

In Linux How do you elevate priviliges in the shell ?

Answer 8

Sudo command

Question 9

How would you modify file settings in Linux ?

Answer 9

Use the Chown command
Change-ownership

Question 10

In Linux How do you change the mode of a file system ?

Answer 10

Chmod

Question 11

What does the apt-get command do ?

Answer 11

Manages app packages i.e. install, delete, update.

Question 12

What command manages app packages on the Yellowdog distro ?

Answer 12

Yellowdowg Update Manager or Yum command

Question 13

What Linux command allows you to Manage the network interfaces ?

Answer 13

IP

Question 14

What Linux command allows you to View interface addresses ?

Answer 14

IP address

Question 15

What command allows you to view the routing table ?

Answer 15

IP routing table

Question 16

What does the following command do ?
sudo ip address add 192.168.121.241/24 dev eth0

Answer 16

Elevates permissions to allow you to add an IP address to a interface called ‘eth0’ i.e. an ethernet port.

Question 17

In Linux What command allows you to view the file system and the amount of free space ?

Answer 17

df

Question 18

What linux command allows you to open a process similar to windows task manager ?

Answer 18

The ‘Ps’ command will allow you to view the current proccesses.

Question 19

What will the following command show ?
ps -e | more

Answer 19

It’ll show all proccesses

Question 20

In Linux What command allows you to View CPU, RAM, and resource utilizations ?

Answer 20

Top command

Question 21

How would you locate a file by name or extension ?

Answer 21

Use the ‘find’ command

Question 22

What does the following command do ?
find . -name “*.txt”

Answer 22

It’ll locate any file with the extension .txt

Question 23

What does the nano command do ?

Answer 23

Opens a full text graphical based editor

Question 24

What m Linux command Syncs files between storage devices ?

Answer 24

Rsync

Question 25

What options are there to add SMB to Linux ?

Answer 25

Samba

Question 26

Cd

Answer 26

Changes the current directory.

Question 27

chmod

Answer 27

Changes(modifies) file perissions

Question 28

Chown

Answer 28

Changes file ownership and group

Question 29

CP

Answer 29

Copies files

Question 30

Ls

Answer 30

Lists files in a directory

Question 31

Mkdir

Answer 31

Makes directory/folder

Question 32

Mv

Answer 32

Move or rename single file.

Question 33

Rm

Answer 33

Remove a file.

Question 34

pwd

Answer 34

Displays current directory

Question 35

Cat

Answer 35

Displays the content of a file

Question 36

Df

Answer 36

Disk free space

Question 37

dd

Answer 37

Copies blocks of data from one file to another

Question 38

Find

Answer 38

Searches for text in a file hierachy

Question 39

Grep

Answer 39

Searches for regular expressions in a text file

Question 40

Nano

Answer 40

Text based editor for files

Question 41

Apt-get

Answer 41

Downloads files from a repository site

Question 42

Yum

Answer 42

The YellowdogUpdater, Modified (YUM) is a free and open-source command-line package-management utility for computers running RedHat-based distributions.

Question 43

Shutdown

Answer 43

Ronseal

Question 44

Vi

Answer 44

Starts the visual editor

Question 45

Man

Answer 45

displays hel for commands

Question 46

Passwd

Answer 46

Change password

Question 47

Sudo

Answer 47

Runs the command as another user

Question 48

What type of user is set when using the Sudo command ?

Answer 48

Usually switch to the root user

Question 49

Dig

Answer 49

DNS query

Question 50

Ip

Answer 50

NIC info

Question 51

ifconfig

Answer 51

NIC info

Question 52

iwconfig

Answer 52

Wireless config info

Question 53

Ps

Answer 53

Displays current running proccesses

Question 54

Kill

Answer 54

Terminates a process

Question 55

Top

Answer 55

Displays runngins proccess like task manager

Question 56

What does rwx stand for wrt file permissions ?

Answer 56

read, write, execute.

Question 57

What will the follwing command do ? ls -la

Answer 57

list all the files in a long format

Question 58

fsck

Answer 58

Linux utility is used to check and repair disks

Question 59

What Linux command can be used to run a single command as another user ?

Answer 59

Sudo

Question 60

What Linux command allows you to change user logins at the command line ?

Answer 60

Su

Question 61

A user has issued the following command: Cat aplus.txt What will his command do?

Answer 61

Display data within the file.

Question 62

What are the benefits of Samba ?

Answer 62

Unix-like OSes can interoperate with Windows and provided file and print services to Windows clients.

Question 63

APT

Answer 63

Advanced Packaging Tool

Question 64

What does the Advanced Packaging Tool (APT) command do?

Answer 64

used to install, uninstall, and upgrade applications in Debian-based distributions like Ubuntu.

Question 65

What structure will Chmod work on ?

Answer 65

Owner/Group/Everyone

Question 66

What permissions are granted for different groups of users ?

Answer 66

Read/Write/execute

Question 67

What numerical values are associated with Read/Write/Execute ?

Answer 67

4/2/1

Question 68

Du command ?

Answer 68

Used to estimate the file space usage

Question 69

What command is Used to estimate the file space usage ?

Answer 69

Du

Question 70

Which command allows you to edit a file in the terminal ?

Answer 70

Vi