SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Linux Administration
Start Test
Study First
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. Moves a file with the option of renaming it
apropos
groupadd
mv
tail
2. Query internet name servers interactively
stat
nslookup
curl
ifconfig -a
3. Brings the most recent job to the foreground
wget
/proc
fg
netstat -r
4. Displays the 10 bottom lines of a file
tail
'/'
pwd
grep
5. WHOIS
page {filename}
20
25
43
6. Displays the connection media state and capabilities
kill
ethtool
115
53
7. Displays the 10 top lines of a file
/etc
sudo
apropos
head
8. Shows command history
ifconfig -a
wget
stat
history
9. Displays Kernel information
date
cat {filename}
uname -a
df
10. Host-specific system-wide configuration files
top
mail
/home
/etc
11. Displays all current running processes (similar to task manager)
stat
'/'
top
464
12. HTTPS
uptime
443
/tmp
usermod
13. Essential system binaries : init - ip - mount
23
/tmp
/sbin
finger
14. Ftp Data
/home
20
ifconfig
/root
15. Creates a group for users
du -a
netstat -r
host
groupadd
16. User root's home directory
chgrp
ifup
uname -a
/root
17. Ftp Control
21
grep
df
netstat -i
18. Prints file information
mv
stat
/home
21
19. Temporary files cleaned on reboot
grep
/tmp
/var
179
20. Mount points for removable media such as CD-ROMs
/media
chown
43
dig-x
21. SNMP
sudo
22
cal
161
22. Libraries essential for the binaries in /bin/ and /sbin/
nslookup
/boot
/lib
finger
23. View a text file - Like more - with extra features
cat > {filename}
ls
53
less {filename}
24. Adds existing user to a group
usermod
kill
115
/lib
25. Virtual filesystem documenting kernel and process status as text files - e.g. uptime or network. In Linux it corresponds to a Procfs mount
/proc
/sbin
464
stat
26. Lists all files within a directory (including hidden)
118
/dev
ls -a
'/'
27. Search for all Unix commands that match keyword - e.g apropos file.
apropos
man
file
du
28. Removes a directory
uptime
rmdir
ifdown
killall
29. Users' home directories - containing saved files - personal settings - etc
/home
mail
tail
du -a
30. View a text file - View file one screen at a time
host
cat {filename} | more
ping
cat > {filename}
31. Temporarily mounted filesystems
file
/mnt
443
history
32. Contains Boot loader files - e.g. - kernels - initrd; often a separate partition
/boot
bg
grep '{pattern}' {file}
cp
33. SQL
118
25
cat {filename}
touch
34. View a text file - Very handy with ncftp.
pico {filename}
host
w
page {filename}
35. dns lookup
pwd
/tmp
dig
uname -a
36. Create a text file: Enter your text (multiple lines with enter are ok) and press control-d to save.
mv
grep '{pattern}' {file}
/media
cat > {filename}
37. Test network connectivity
ping
mkdir
more {filename}
/media
38. List files within a directory
du
23
ls
ping
39. Essential command binaries that need to be available in single user mode; for all users - e.g. - cat - ls - cp.
curl
/bin
ifup
115
40. Displays calendar
df
/mnt
dig
cal
41. Changes password for a user
more {filename}
passwd
du
23
42. Kerberos password
'/'
stat
uptime
464
43. Displays manual or help document for a command/application
dig-x
man
uptime
usermod
44. Reverse dns lookup
161
du
/mnt
dig-x
45. Copies a file
pwd
pico {filename}
/var
cp
46. Prints network connections - routing tables - interface stats - masq connections and multicast relationships
netstat
ifdown
110
top
47. View a text file - View file one screen at a time
tail
25
more {filename}
ethtool
48. ____ is found at: cd /var/mail then vi into each mail (administrator - www-data - nagios etc.)
161
uptime
mail
file
49. Telnet
23
53
20
dig
50. Configuration for optional installed software
uptime
/opt
df
dig