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Test your basic knowledge |
RHCE: Red Hat Certified Engineer
Start Test
Study First
Subjects
:
certifications
,
it-skills
,
rhce
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. httpd ___ shows me what config files were installed when the httpd package was installed
CustomLog
(rpm -q)p file (for rpmfile name)
rpm -qc
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-ports 3128
2. rpm ____ verifies all installed rpms against the rpm database
rpm -Va
system-config-firewall
telnetd : .crack.org : twist /bin/echo Sorry %c - access denied (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
showmount -e
3. This line placed in /etc/hosts.deny denies all services except TFTP to computers in the example.org domain
/etc/init.d/httpd start
yum clean all
ALL EXCEPT in.tftpd : .example.org (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
port 21
4. Where to find the main apache config file?
ServerAdmin
var/ftp/pub
/etc/httpd/conf/
wget (http://devmon.dev.schwab.com/index.html)
5. ____ can expand and shrink ext2 and ext3 file systems
LVM
rpm -ivh --replacepkgs xxxx*
resize2fs
-K
6. The most straightforward way to make sure Apache starts in bootlevels 3 and 5
setsebool -P squid_connect_any 1
chcon -R -t httpd_sys_content_t /home/michael/public_html
chkconfig --level 35 httpd on
NameVirtualHost
7. What is the first post installation step?
chkconfig vsftpd on
--import file
fdisk -l
First boot process
8. SELinux must be configured to Allow HTTPD To Read Home Directories. (Alternatively - activate the httpd_enable_homedirs boolean with the __ command.)
service vsftpd status
telnetd : .crack.org : twist /bin/echo Sorry %c - access denied (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
setsebool -P htttpd.enable.homedirs 1
nfs
9. Virtual Host Configuration: Creates an custom log; the location is based on the DocumentRoot. (from http://www.books24x7.com/book/id_18196/viewer.asp?bookid=18196&chunkid=218985502)
grep '[.*]' server1.repo
CustomLog
/ (root) - /boot and linux swap
parted; check x
10. List sboth the client hostname or IP address and mounted directory in host:dir format. This info should not be considered reliable.
fdisk -l
yum update kernel
resize2fs
showmount -a
11. _____ will change the size of /dev/rootvg/tmplv to 4 gig
chkconfig httpd on
chkconfig --list httpd
lvextend -L4G /dev/rootvg/tmplv
squid -z
12. OS from http.conf - this line looks deceptively simple; it limits what readers see about your Web server when you browse to a nonexistent page. If you don't use this command - outsiders can see whether you've loaded modules such as Perl - Python - an
/etc/httpd/conf/
ServerTokens
select (followed by the device name such as /dev/hdb)
e2fsadm
13. '____ /var/www' will tell you the ACL settings of /var/www
ls -Z
wget (http://devmon.dev.schwab.com/index.html)
-i
yum install httpd
14. How to start the vsftp service automatically on boot?
yum install mod_ssl squid
fdisk -l
setup
chkconfig vsftpd on
15. Virtual Host Configuration: Sets a root directory for the virtual host.
ServerName
grep '[.*]' server1.repo
DocumentRoot
dd if=./diskboot.img of=/dev/sdc
16. I just ran rpm -ivh zip-2.3-8.i386.rpm .. whooops - now I don't want this on my system so to get it off via rpm I type ____
rpm -V
rpm -e zip
chmod 701
chkconfig vsftpd on
17. The RPM database also maintains an MD5 checksum of each file. With the checksum - you can use the ____ package command to determine whether any file from that RPM package has changed.
yum install vsftpd
/etc/httpd/conf/
rpm -V
First boot process
18. Where is the vsftp pub dir?
chkconfig --level 35 httpd on
/var/ftp/pub
system-config-firewall
iptables -F
19. How to start the vsftp service?
yum install httpd
/etc/init.d/vsftpd start
showmount -e
CustomLog
20. This line placed in /etc/hosts.deny will mean that only computer allowed to access our Telnet server has an IP address of 192.168.1.10
ServerTokens
telnetd : ALL EXCEPT 192.168.1.10
rpm -qc
-K
21. ___ http://devmon.dev.schwab.com/index.html will make a local copy of the index.html file from devmon
wget (http://devmon.dev.schwab.com/index.html)
AllowOverride
/etc/vsftpd
fdisk -l
22. For linux ext2 there is an easier way than using resize2fs. LVM 1 ships with a utility called __________ which does the lvextend and resize2fs for you (it can also do file system shrinking)
e2fsadm
lvextend -L4G /dev/rootvg/tmplv
/var/ftp/pub
(rpm -q)p file (for rpmfile name)
23. The rpm ____ option installs the package - if it isn't already installed.
-l
port 21
/etc/init.d/httpd restart
-i
24. rpm ____ verifies the installed zip rpm against the rpm database
yum install mod_ssl squid
parted; check x
rpm -V zip
rpm -e zip
25. rpm ____ to install kernel updates
rpm -Va
-i (do not use -U or -F!)
service vsftpd status
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-ports 3128
26. If rhel6 is in the /media directory - where is the XML file on that DVD with a database of packages and package groups?
/media/repodata
/etc/httpd/conf/
filesystem type is not ext2 or ext3
rpm -Va
27. ______ will show me volume info including vg - size - etc of /dev/rootvg/tmplv
parted; check x
lvdisplay -D /dev/rootvg/tmplv
-K
resize2fs /dev/myvg/homevol
28. You can check the status of your share. If it's working - you should see the contents of the /etc/exports directory when you run the following command:
/var/ftp/pub
showmount -e
yum install httpd
/etc/httpd/conf/
29. httpd ___ to update the httpd package - automatically answering yes to all the questions
yum -y update
chkconfig --level 35 httpd on
rpm -Va
system-config-firewall
30. pam ___ will tell me if any files in the pam package have changed since it was first installed
nfs
rpm -e zip
rpm -V
First boot process
31. Are SELinux and iptables-based firewalls are enabled by default?
ls -Z
Yes
telnetd : ALL EXCEPT 192.168.1.10
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-ports 3128
32. In httpd.conf - '____ None' disables any .htaccess files. Otherwise - .htaccess can allow others to administer your server - starting from the DocumentRoot directory. If .htaccess is in a subdirectory - such as /var/www/html/data/ - the additional di
nfs
port 21
grep '[.*]' server1.repo
AllowOverride
33. Run the ____ command to find the device associated with the USB key.
Yes
fdisk -l
filesystem type is not ext2 or ext3
dumpe2fs
34. What command starts the same menu as the text-mode First Boot process?
ALL EXCEPT in.tftpd : .example.org (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
select (followed by the device name such as /dev/hdb)
setup
-i
35. what port needs to be open to access ftp?
rpm --import /etc/pki(/rpm-gpg/RPM-GPG-KEY-redhat-release)
/etc/httpd/conf/
setsebool -P squid_connect_any 1
port 21
36. For http - if you implement 'UserDir public_html' - you need to also ____ /home/michael/public_html if you want /home/michael/public_html accessible
DocumentRoot
yum install httpd
First boot process
chmod 705
37. Tthe file that might contain: oldvg - rootvg - etc.
(rpm -q)p file (for rpmfile name)
rpm -Va
/etc/lvmtab
NameVirtualHost
38. rpm ____ to import the rpm key for integrity checking
rpm --import /etc/pki(/rpm-gpg/RPM-GPG-KEY-redhat-release)
--import file
/etc/lvmtab
ErrorLog
39. If you want to create a database file named webpass in the /etc/httpd directory - for user 'e' - you'd start with the following command:
htpasswd -c /etc/httpd/webpass e
yum update kernel
tune2fs
5
40. What is the standard directory for file sharing with vsFTP?
rpm -V
var/ftp/pub
chkconfig --level 35 httpd on
/media/repodata
41. rpm options include rpm -q [package name] or rpm -qf [path/file] or rmp -q____
/etc/init.d/httpd start
/ (root) - /boot and linux swap
htpasswd -c /etc/httpd/webpass e
(rpm -q)p file (for rpmfile name)
42. When an rpm install fails for xxxx because the same version is already apparently installed - run ____ to just install it all again
resize2fs /dev/myvg/homevol
yum -y update
rpm -ivh --replacepkgs xxxx*
chmod 701
43. Logical partitions on a hard drive always start with number ____; on the first PATA/IDE hard drive on a PC - that is hda____.
5
-i
telnetd : ALL EXCEPT 192.168.1.10
filesystem type is not ext2 or ext3
44. How do you restart the apache web server?
/etc/squid/
chkconfig --level 35 httpd on
chkconfig vsftpd on
/etc/init.d/httpd restart
45. To verify integrity of an rpm package - ____/rpm-gpg/RPM-GPG-KEY-redhat-release
parted /dev/hda print
/etc/vsftpd
rpm --import /etc/pki(/rpm-gpg/RPM-GPG-KEY-redhat-release)
rpm -V
46. To list under which run levels the web service will start
select (followed by the device name such as /dev/hdb)
-l
setup
chkconfig --list httpd
47. Virtual Host Configuration: Creates an error log; the location is based on the DocumentRoot.
ErrorLog
fdisk
rpm -ivh --replacepkgs xxxx*
/boot
48. ____ configuration is not available via text mode RHEL installation.
LVM
yum install vsftpd
wget (http://devmon.dev.schwab.com/index.html)
chcon -R -t httpd_sys_content_t /home/michael/public_html
49. How to disable the firewall on the current system?
iptables -F
chkconfig httpd on
wget (http://devmon.dev.schwab.com/index.html)
chkconfig --list httpd
50. ____ is used for creating ext2 and ext3 file systems
yum update kernel
Yes
mke2fs
rpm -Va