Test your basic knowledge |

Linux Administration

Subject : it-skills

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. SSH
21
/mnt
22
page {filename}

2. Ftp Data
/sbin
115
stat
20

3. View a text file - Like more - with extra features
25
less {filename}
nslookup
dig-x

4. WHOIS
ifconfig -a
/root
43
/var/log

5. Query internet name servers interactively
25
history
nslookup
/root

6. User root's home directory
464
cat
/root
less {filename}

7. Secondary hierarchy for read-only user data
/usr
22
443
mkdir

8. SFTP
grep '{pattern}' {file}
w
115
wget

9. Displays the connection media state and capabilities
ls -a
ethtool
43
page {filename}

10. Prints contains of text file
pico {filename}
80
cat
groupadd

11. SQL
kill
118
mv
more {filename}

12. Reports a snapshot of the current processes
chown
ethtool
ps
/var/log

13. SMTP
25
mv
/opt
464

14. Brings an interface up
ifup
wget
head
mv

15. Creates a directory
dig-x
nslookup
mkdir
ping

16. Prints network connections - routing tables - interface stats - masq connections and multicast relationships
cat {filename}
bg
netstat
143

17. Displays kernel routing tables
156
netstat -r
/dev
top

18. Host-specific system-wide configuration files
rmdir
mail
25
/etc

19. Displays current date and time
/var/log
date
mv
53

20. Does a DNS lookup or reverse dns lookup
chown
80
host
cat > {filename}

21. SNMP
464
more {filename}
/proc
161

22. Log files
/var/log
/bin
netstat -r
80

23. Displays the 10 bottom lines of a file
groupadd
tail
rmdir
netstat -r

24. Displays manual or help document for a command/application
/media
grep '{pattern}' {file}
man
dig

25. Displays all current running processes (similar to task manager)
top
ifdown
du -a
/mnt

26. Contains essential devices
cat {filename} | more
161
/dev
tail

27. Configuration for optional installed software
/bin
cp
more {filename}
/opt

28. Telnet
21
ps
23
/dev

29. Mount points for removable media such as CD-ROMs
file
/media
passwd
/dev

30. Report file system disk space usage
/home
head
df
chown

31. Prints file type
ping
file
53
rm

32. Kills a process by pid
53
kill
ping
sudo

33. View a text file - Use text editor and don't save.
wget
groupadd
pico {filename}
touch

34. Removes a directory
rmdir
ifconfig -a
dig
chown

35. Creates a group for users
groupadd
grep '{pattern}' {file}
/var
/bin

36. Temporary files cleaned on reboot
/tmp
finger
sudo
ls

37. Deletes a file
ls -a
grep
rm
netstat -r

38. Changes ownership of a file or directory
dig
chown
uptime
ls -a

39. IMAP
143
df
rm
service

40. ____ is found at: cd /var/mail then vi into each mail (administrator - www-data - nagios etc.)
mail
bg
/usr
uptime

41. Displays Kernel information
groupadd
apropos
118
uname -a

42. Libraries essential for the binaries in /bin/ and /sbin/
cat > {filename}
nslookup
/lib
mkdir

43. Elevate rights to that of root
apropos
cd
sudo
mail

44. Prints current working directory
du -a
grep '{pattern}' {file}
pwd
/tmp

45. HTTPS
/mnt
touch
443
cd

46. SQL
156
apropos
netstat -i
rm

47. Displays system uptime
/media
ifconfig
21
uptime

48. POP3
110
/media
cp
53

49. Copies a file
du
cp
less {filename}
rmdir

50. Parses for string
host
grep
grep '{pattern}' {file}
/home