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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. Displays all file space usage
/boot
groupadd
du -a
stat
2. Shows command history
passwd
history
/bin
cat > {filename}
3. Check IP Addresses of active interfaces
date
usermod
ifconfig
host
4. Kills a process by pid
80
/dev
cat {filename} | more
kill
5. Displays current date and time
pico {filename}
finger
date
/etc
6. Checks web connectivity (displays page contents)
curl
/home
cat > {filename}
grep
7. Displays kernel routing tables
netstat -r
23
groupadd
cat > {filename}
8. Brings and interface down
groupadd
ethtool
ifdown
cal
9. User root's home directory
rm
/root
/opt
/usr
10. Test network connectivity
fg
ping
dig-x
/media
11. Displays calendar
cal
stat
top
cat
12. Telnet
/boot
/mnt
23
dig
13. SFTP
df
/boot
history
115
14. Temporary files cleaned on reboot
/bin
mail
/tmp
ifdown
15. Creates a file / updates it
touch
ps
'/'
history
16. Shows who is currently logged in and where
man
/proc
w
/bin
17. SSH
rm
host
dig-x
22
18. Deletes a file
rm
/sbin
less {filename}
mv
19. Prints network connections - routing tables - interface stats - masq connections and multicast relationships
head
cat {filename}
grep '{pattern}' {file}
netstat
20. View a text file - Like more - with extra features
mkdir
finger
kill
less {filename}
21. Kerberos password
464
21
file
chown
22. Libraries essential for the binaries in /bin/ and /sbin/
/lib
cp
/media
dig
23. Ftp Control
groupadd
killall
grep '{pattern}' {file}
21
24. SMTP
w
killall
25
22
25. Estimate file space usage
/lib
du
23
cp
26. Query internet name servers interactively
host
/home
nslookup
service
27. Mount points for removable media such as CD-ROMs
/media
passwd
bg
less {filename}
28. Displays Kernel information
bg
curl
uname -a
464
29. Displays the connection media state and capabilities
161
ifdown
ls
ethtool
30. List files within a directory
grep
ls
20
mail
31. Report file system disk space usage
curl
/media
df
more {filename}
32. Changes directories
pico {filename}
cd
grep '{pattern}' {file}
rmdir
33. Essential command binaries that need to be available in single user mode; for all users - e.g. - cat - ls - cp.
/proc
/bin
df
man
34. Does a DNS lookup or reverse dns lookup
finger
host
page {filename}
/tmp
35. Prints file information
ethtool
tail
stat
uname -a
36. SQL
host
156
/lib
/usr
37. Variable files—files whose content is expected to continually change during normal operation of the system—such as logs & spool files & and temporary e-mail files.
/sbin
/var
cat {filename}
443
38. Configuration for optional installed software
uptime
/opt
tail
ifconfig -a
39. Displays the 10 top lines of a file
head
/var/log
ifdown
mv
40. Contains Boot loader files - e.g. - kernels - initrd; often a separate partition
/boot
groupadd
464
cat {filename} | more
41. Displays the 10 bottom lines of a file
/lib
chgrp
head
tail
42. Host-specific system-wide configuration files
touch
killall
/etc
du
43. Reverse dns lookup
dig-x
43
cd
/mnt
44. Prints current working directory
156
grep
115
pwd
45. Changes password for a user
23
head
df
passwd
46. Brings the most recent job to the foreground
/media
'/'
bg
fg
47. Root directory of file system (not the user root's home dir)
'/'
48. Adds existing user to a group
/dev
rmdir
usermod
wget
49. Find regular expression in file.
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
50. Copies a file
/mnt
cp
kill
dig