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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. Use grep to count how many repositories have been configured in the file server1.repo
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
2. How to install apache?
/etc/vsftpd
fdisk -l
-i
yum install httpd
3. For SELinux - you'll at least want to use the Security Level Configuration tool to activate the Allow Squid Daemon To Connect To The Network option - also known as the squid_connect_any boolean. Alternatively - you can activate this boolean with the
setsebool -P squid_connect_any 1
showmount -a
filesystem type is not ext2 or ext3
rpm --import /etc/pki(/rpm-gpg/RPM-GPG-KEY-redhat-release)
4. What is the standard directory for file sharing with vsFTP?
var/ftp/pub
rpm -V zip
chkconfig --list httpd
First boot process
5. This line placed in /etc/hosts.deny denies all services except TFTP to computers in the example.org domain
setsebool -P htttpd.enable.homedirs 1
ALL EXCEPT in.tftpd : .example.org (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
chcon -R -u system_u /www/; chcon -R -t httpd_sys_content_t /www/
chkconfig --level 35 httpd on
6. When you configure Squid on your system - you need to allow access through appropriate ports and SELinux settings. The simplest approach with respect to Squid configuration assumes that all clients use the default Squid port 3128 - using TCP - where
iptables
tune2fs
setup
fdisk -l
7. What is the first post installation step?
Yes
First boot process
parted /dev/hda print
--import file
8. After extending file system 'homevol' - unmount it and then run _____ to make the filesystem size match the new larger volume.
rpm -e zip
port 21
parted /dev/hda print
resize2fs /dev/myvg/homevol
9. Some computers built before 1998 may have a BIOS that limits access to hard disks beyond the 1024th cylinder. Some older BIOSs report only 1024 cylinders on a hard drive no matter how many actual cylinders are present. Computers that are subject to t
/boot
rpm -V
/etc/init.d/vsftpd start
filesystem type is not ext2 or ext3
10. pam ___ will tell me if any files in the pam package have changed since it was first installed
setsebool -P htttpd.enable.homedirs 1
/ (root) - /boot and linux swap
ServerAdmin
rpm -V
11. The main Squid configuration file is ____/squid.conf
setsebool -P htttpd.enable.homedirs 1
iptables
fdisk -l
/etc/squid/
12. Virtual Host Configuration: Names the URL for the virtual host.
NameVirtualHost
rpm -e zip
AllowOverride
ServerName
13. _____ will change the size of /dev/rootvg/tmplv to 4 gig
/etc/vsftpd
var/ftp/pub
mke2fs
lvextend -L4G /dev/rootvg/tmplv
14. 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)
chmod 705
CustomLog
ssh
lvdisplay -D /dev/rootvg/tmplv
15. To list under which run levels the web service will start
lvdisplay -D /dev/rootvg/tmplv
chkconfig --list httpd
dumpe2fs
setsebool -P htttpd.enable.homedirs 1
16. 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:
yum install httpd
htpasswd -c /etc/httpd/webpass e
chkconfig httpd on
/etc/lvmtab
17. ____ is used to modify file system parameters
--import file
yum install httpd
tune2fs
chkconfig --list httpd
18. httpd ___ to update the httpd package - automatically answering yes to all the questions
iptables -F
parted /dev/hda print
yum -y update
pirut
19. ____ prints superblock and block group information.
fdisk
NameVirtualHost
yum -y update
dumpe2fs
20. The simplest way to install Apache
/etc/init.d/vsftpd start
yum install httpd
rpm -V
/ (root) - /boot and linux swap
21. ____ is used for creating ext2 and ext3 file systems
chmod 705
grep '[.*]' server1.repo
ls -Z
mke2fs
22. ______ will show me volume info including vg - size - etc of /dev/rootvg/tmplv
showmount -e
tune2fs
lvdisplay -D /dev/rootvg/tmplv
fdisk
23. How do you restart the apache web server?
/etc/init.d/httpd restart
/etc/vsftpd
parted; mklabel k
resize2fs
24. Apache supports security by specifying active ports through the Listen and ____ directives.
NameVirtualHost
telnetd : ALL EXCEPT 192.168.1.10
iptables -F
ServerName
25. List sboth the client hostname or IP address and mounted directory in host:dir format. This info should not be considered reliable.
/ (root) - /boot and linux swap
fdisk -l
showmount -a
setup
26. To install both mod_ssl and squid packages
ls -Z
iptables
yum install mod_ssl squid
resize2fs /dev/myvg/homevol
27. rpm ____ [name of package] to verify the package - once you have manually imported the key
-K
rpm -V
showmount -a
chkconfig --list httpd
28. Where is the vsftp pub dir?
dd if=./diskboot.img of=/dev/sdc
/var/ftp/pub
tune2fs
telnetd : .crack.org : twist /bin/echo Sorry %c - access denied (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
29. Where is the config dir for vsftpd?
dumpe2fs
/etc/vsftpd
lvdisplay -D /dev/rootvg/tmplv
Yes
30. 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
chmod 705
AllowOverride
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-ports 3128
ErrorLog
31. ___ http://devmon.dev.schwab.com/index.html will make a local copy of the index.html file from devmon
select (followed by the device name such as /dev/hdb)
chmod 701
wget (http://devmon.dev.schwab.com/index.html)
rpm -Va
32. It's much more difficult and much more time-consuming to revise partitions with utilities such as ____ or parted after RHEL is installed.
/etc/squid/
CustomLog
fdisk
/ (root) - /boot and linux swap
33. For http - if you implement 'UserDir public_html' - you need to also ____ /home/michael/public_html if you want /home/michael/public_html accessible
select (followed by the device name such as /dev/hdb)
-l
chmod 705
rpm -ivh --replacepkgs xxxx*
34. rpm ____ to install kernel updates
select (followed by the device name such as /dev/hdb)
pirut
ServerName
-i (do not use -U or -F!)
35. Where to find the main apache config file?
/etc/httpd/conf/
ssh
ls -Z
fdisk -l
36. After you edit /etc/exports - run service ___ stop...
ALL EXCEPT in.tftpd : .example.org (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
NameVirtualHost
nfs
rpm -Va
37. As you may not have access to the GUI during the Red Hat exams - you need to know how to use text-based browsers. The standard is ____
-l
elinks
/etc/lvmtab
LVM
38. This line placed in /etc/hosts.deny sends a customized error message for Telnet users on the crack.org domain saying sorry [insert client info] - access denied
telnetd : .crack.org : twist /bin/echo Sorry %c - access denied (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
parted; mklabel k
chkconfig --list httpd
e2fsadm
39. How to start apache service?
ServerName
htpasswd -c /etc/httpd/webpass e
/etc/init.d/httpd restart
/etc/init.d/httpd start
40. rpm options include rpm -q [package name] or rpm -qf [path/file] or rmp -q____
(rpm -q)p file (for rpmfile name)
/etc/init.d/httpd start
-l
LVM
41. How to disable the firewall on the current system?
dumpe2fs
ErrorLog
/boot
iptables -F
42. 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 ____
nfs
setsebool -P htttpd.enable.homedirs 1
squid -z
rpm -e zip
43. What command starts the same menu as the text-mode First Boot process?
rpm -e zip
setup
parted; check x
/etc/vsftpd
44. 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.
rpm -V
setup
rpm --import /etc/pki(/rpm-gpg/RPM-GPG-KEY-redhat-release)
setsebool -P squid_connect_any 1
45. The most straightforward way to make sure Apache starts in bootlevels 3 and 5
chkconfig --level 35 httpd on
fdisk
Yes
pirut
46. httpd ___ shows me what config files were installed when the httpd package was installed
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-ports 3128
/media/repodata
rpm -e zip
rpm -qc
47. How to start the vsftp service automatically on boot?
chkconfig vsftpd on
setsebool -P squid_connect_any 1
mke2fs
e2fsadm
48. What parts of rhel6 should be installed to separate volumes?
/ (root) - /boot and linux swap
chkconfig vsftpd on
chcon -R -u system_u /www/; chcon -R -t httpd_sys_content_t /www/
/etc/init.d/vsftpd start
49. Perform a simple check of the file system. minor-num is x.
resize2fs /dev/myvg/homevol
yum install httpd
AllowOverride
parted; check x
50. ____ can expand and shrink ext2 and ext3 file systems
resize2fs
/etc/init.d/httpd restart
rpm -Va
ServerAdmin