SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. Where to find the main apache config file?
yum update kernel
/etc/httpd/conf/
parted /dev/hda print
tune2fs
2. ______ will show me volume info including vg - size - etc of /dev/rootvg/tmplv
ls -Z
/media/repodata
lvdisplay -D /dev/rootvg/tmplv
First boot process
3. This line placed in /etc/hosts.deny denies all services except TFTP to computers in the example.org domain
showmount -e
ssh
chkconfig httpd on
ALL EXCEPT in.tftpd : .example.org (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
4. 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)
-i (do not use -U or -F!)
CustomLog
rpm -V
ServerName
5. httpd ___ to update the httpd package - automatically answering yes to all the questions
yum -y update
LVM
pirut
lvdisplay -D /dev/rootvg/tmplv
6. How to make sure apache starts automatically on next reboot?
chkconfig httpd on
squid -z
tune2fs
select (followed by the device name such as /dev/hdb)
7. I ran 'e2label /dev/sda' and got 'bad magic number' Why?
/etc/init.d/vsftpd start
comps.xml (comps.xml file in the /usr/share/comps/i386 directory - -- or Web Server package group - as documented on the first installation CD in the Server/repodatata/comps-rhel5-server-core.xml file)
chkconfig --level 35 httpd on
filesystem type is not ext2 or ext3
8. The most straightforward way to make sure Apache starts in bootlevels 3 and 5
rpm -ivh --replacepkgs xxxx*
/etc/init.d/vsftpd start
chkconfig --level 35 httpd on
yum clean all
9. 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
/etc/init.d/httpd start
parted; check x
iptables
parted /dev/hda print
10. Create a disk label for the partition table called k
ServerName
fdisk -l
showmount -e
parted; mklabel k
11. Use parted to display disk geometry for /dev/hda and end up in shell
parted /dev/hda print
LVM
/etc/init.d/httpd start
iptables -F
12. Tthe file that might contain: oldvg - rootvg - etc.
/etc/lvmtab
-K
First boot process
/etc/vsftpd
13. Virtual Host Configuration: Specifies an IP address for multiple virtual hosts.
AllowOverride
NameVirtualHost
chmod 701
-i (do not use -U or -F!)
14. ____ prints superblock and block group information.
dumpe2fs
(rpm -q)p file (for rpmfile name)
CustomLog
wget (http://devmon.dev.schwab.com/index.html)
15. What command starts the same menu as the text-mode First Boot process?
setup
/etc/httpd/conf/
htpasswd -c /etc/httpd/webpass e
Yes
16. To list under which run levels the web service will start
chkconfig --list httpd
(rpm -q)p file (for rpmfile name)
/media/repodata
rpm -e zip
17. output from ____ is: Disk /dev/cciss/c0d0: 36.4 GB - 36414750720 bytes... plus listing of partitions - for each physical drive
yum install mod_ssl squid
rpm -V
fdisk -l
chkconfig httpd on
18. rpm ____ verifies all installed rpms against the rpm database
/etc/vsftpd
rpm -Va
/media/repodata
comps.xml (comps.xml file in the /usr/share/comps/i386 directory - -- or Web Server package group - as documented on the first installation CD in the Server/repodatata/comps-rhel5-server-core.xml file)
19. To select a different device without having to restart parted - use the ____ command . Then - you can view its partition table or configure it.
rpm -ivh --replacepkgs xxxx*
setsebool -P squid_connect_any 1
ServerName
select (followed by the device name such as /dev/hdb)
20. 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
/etc/init.d/httpd restart
LVM
tune2fs
21. ____ is used to modify file system parameters
tune2fs
First boot process
ssh
select (followed by the device name such as /dev/hdb)
22. Virtual Host Configuration: Assigns an e-mail address for the specified virtual host.
ServerAdmin
fdisk -l
rpm -Va
service vsftpd status
23. For http - if you implement 'UserDir public_html' - you need to also ____ /home/michael/public_html if you want /home/michael/public_html accessible
comps.xml (comps.xml file in the /usr/share/comps/i386 directory - -- or Web Server package group - as documented on the first installation CD in the Server/repodatata/comps-rhel5-server-core.xml file)
mke2fs
chmod 705
yum install httpd
24. 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
port 21
showmount -e
fdisk -l
25. To update a kernel - 1) ____ 2) boot new kernel to test 3) revert to old kernel if problems 4) yum remove kernel-oldversion if no problems
/etc/lvmtab
tune2fs
yum update kernel
chkconfig --level 35 httpd on
26. If you configure other directories for Web services - you'll need to change their ACL settings. For example - if you create and then use the /www directory - run the following commands:
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-ports 3128
chcon -R -u system_u /www/; chcon -R -t httpd_sys_content_t /www/
CustomLog
/etc/vsftpd
27. SELinux must be configured to Allow HTTPD To Read Home Directories. (Alternatively - activate the httpd_enable_homedirs boolean with the __ command.)
iptables -F
setsebool -P htttpd.enable.homedirs 1
lvextend -L4G /dev/rootvg/tmplv
tune2fs
28. What is the standard directory for file sharing with vsFTP?
var/ftp/pub
showmount -a
chkconfig --level 35 httpd on
LVM
29. ___ http://devmon.dev.schwab.com/index.html will make a local copy of the index.html file from devmon
/media/repodata
chkconfig httpd on
chkconfig --level 35 httpd on
wget (http://devmon.dev.schwab.com/index.html)
30. To install both mod_ssl and squid packages
iptables -F
yum install mod_ssl squid
comps.xml (comps.xml file in the /usr/share/comps/i386 directory - -- or Web Server package group - as documented on the first installation CD in the Server/repodatata/comps-rhel5-server-core.xml file)
tune2fs
31. Where is the config dir for vsftpd?
/etc/vsftpd
AllowOverride
chkconfig vsftpd on
showmount -a
32. Create the basic cache directories in /var/spool/squid with the following command:
yum update kernel
squid -z
NameVirtualHost
chkconfig --level 35 httpd on
33. pam ___ will tell me if any files in the pam package have changed since it was first installed
ServerTokens
/etc/vsftpd
rpm -V
/var/ftp/pub
34. Where is the vsftp pub dir?
/var/ftp/pub
showmount -a
var/ftp/pub
filesystem type is not ext2 or ext3
35. What parts of rhel6 should be installed to separate volumes?
/ (root) - /boot and linux swap
-i (do not use -U or -F!)
-i
ssh
36. What service is allowed through the default firewall?
-l
chkconfig httpd on
ServerTokens
ssh
37. 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
-i (do not use -U or -F!)
ALL EXCEPT in.tftpd : .example.org (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
rpm -Va
telnetd : .crack.org : twist /bin/echo Sorry %c - access denied (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
38. 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 ____
LVM
-i
NameVirtualHost
rpm -e zip
39. 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
wget (http://devmon.dev.schwab.com/index.html)
/etc/vsftpd
iptables
/boot
40. ____ configuration is not available via text mode RHEL installation.
yum install httpd
/boot
system-config-firewall
LVM
41. How to install apache?
rpm -e zip
yum update kernel
5
yum install httpd
42. Virtual Host Configuration: Creates an error log; the location is based on the DocumentRoot.
ls -Z
/boot
ErrorLog
yum install mod_ssl squid
43. If rhel6 is in the /media directory - where is the XML file on that DVD with a database of packages and package groups?
rpm -V zip
/media/repodata
iptables -F
service vsftpd status
44. Where is vsftpd.conf?
/etc/vsftpd
mke2fs
service vsftpd status
ServerTokens
45. If you want to add an iptables command to forward TCP port 80 traffic to TCP port 3128 - you would use the following:
resize2fs
/etc/vsftpd
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-ports 3128
(rpm -q)p file (for rpmfile name)
46. To verify integrity of an rpm package - ____/rpm-gpg/RPM-GPG-KEY-redhat-release
setsebool -P squid_connect_any 1
rpm --import /etc/pki(/rpm-gpg/RPM-GPG-KEY-redhat-release)
tune2fs
/etc/init.d/httpd restart
47. 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
AllowOverride
port 21
--import file
5
48. How do you restart the apache web server?
First boot process
5
/etc/init.d/httpd restart
CustomLog
49. It's much more difficult and much more time-consuming to revise partitions with utilities such as ____ or parted after RHEL is installed.
fdisk
iptables
setup
fdisk -l
50. List sboth the client hostname or IP address and mounted directory in host:dir format. This info should not be considered reliable.
showmount -a
NameVirtualHost
fdisk
fdisk -l