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. What service is allowed through the default firewall?
chkconfig --level 35 httpd on
ssh
yum clean all
yum install vsftpd
2. Virtual Host Configuration: Names the URL for the virtual host.
ServerName
squid -z
fdisk -l
chmod 705
3. 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)
dd if=./diskboot.img of=/dev/sdc
ls -Z
e2fsadm
NameVirtualHost
4. Create a disk label for the partition table called k
service vsftpd status
parted; mklabel k
yum clean all
/ (root) - /boot and linux swap
5. 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
rpm -e zip
resize2fs /dev/myvg/homevol
chmod 701
ServerTokens
6. What parts of rhel6 should be installed to separate volumes?
rpm -qc
var/ftp/pub
/ (root) - /boot and linux swap
ls -Z
7. rpm ____ to install kernel updates
-i (do not use -U or -F!)
yum install mod_ssl squid
showmount -e
/var/ftp/pub
8. 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
nfs
setsebool -P squid_connect_any 1
ALL EXCEPT in.tftpd : .example.org (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
yum clean all
9. Create a usb boot disk if the usb stick is /dev/sdc and the file you need is in your present directory
dd if=./diskboot.img of=/dev/sdc
yum clean all
yum install mod_ssl squid
/etc/init.d/vsftpd start
10. pam ___ will tell me if any files in the pam package have changed since it was first installed
filesystem type is not ext2 or ext3
rpm -qc
/etc/init.d/vsftpd start
rpm -V
11. ____ configuration is not available via text mode RHEL installation.
LVM
rpm --import /etc/pki(/rpm-gpg/RPM-GPG-KEY-redhat-release)
/etc/httpd/conf/
resize2fs
12. Create the basic cache directories in /var/spool/squid with the following command:
/etc/lvmtab
yum update kernel
squid -z
lvdisplay -D /dev/rootvg/tmplv
13. ___ http://devmon.dev.schwab.com/index.html will make a local copy of the index.html file from devmon
service vsftpd status
showmount -e
iptables -F
wget (http://devmon.dev.schwab.com/index.html)
14. The main Squid configuration file is ____/squid.conf
nfs
/etc/squid/
rpm -ivh --replacepkgs xxxx*
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-ports 3128
15. The rpm ____ option installs the package - if it isn't already installed.
nfs
--import file
/media/repodata
-i
16. output from ____ is: Disk /dev/cciss/c0d0: 36.4 GB - 36414750720 bytes... plus listing of partitions - for each physical drive
dd if=./diskboot.img of=/dev/sdc
fdisk -l
rpm -V zip
/ (root) - /boot and linux swap
17. SELinux must be configured to Allow HTTPD To Read Home Directories. (Alternatively - activate the httpd_enable_homedirs boolean with the __ command.)
var/ftp/pub
/etc/init.d/httpd start
chmod 705
setsebool -P htttpd.enable.homedirs 1
18. Use grep to count how many repositories have been configured in the file server1.repo
19. 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:
(rpm -q)p file (for rpmfile name)
chcon -R -u system_u /www/; chcon -R -t httpd_sys_content_t /www/
yum clean all
rpm -e zip
20. It's much more difficult and much more time-consuming to revise partitions with utilities such as ____ or parted after RHEL is installed.
fdisk
grep '[.*]' server1.repo
chcon -R -t httpd_sys_content_t /home/michael/public_html
parted; check x
21. For http - if you implement 'UserDir public_html' - you need to also ____ /home/michael if you want /home/michael/public_html accessible
filesystem type is not ext2 or ext3
ErrorLog
chmod 701
setsebool -P squid_connect_any 1
22. Run the ____ command to find the device associated with the USB key.
system-config-firewall
fdisk -l
yum install mod_ssl squid
yum -y update
23. ______ will show me volume info including vg - size - etc of /dev/rootvg/tmplv
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-ports 3128
/etc/httpd/conf/
(rpm -q)p file (for rpmfile name)
lvdisplay -D /dev/rootvg/tmplv
24. 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
nfs
iptables
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)
chcon -R -t httpd_sys_content_t /home/michael/public_html
25. Where is the main apache data directory?
rpm -V zip
yum install httpd
wget (http://devmon.dev.schwab.com/index.html)
var/www/html
26. What is the first post installation step?
mke2fs
First boot process
NameVirtualHost
/etc/vsftpd
27. Apache supports security by specifying active ports through the Listen and ____ directives.
rpm -ivh --replacepkgs xxxx*
lvdisplay -D /dev/rootvg/tmplv
AllowOverride
NameVirtualHost
28. List sboth the client hostname or IP address and mounted directory in host:dir format. This info should not be considered reliable.
htpasswd -c /etc/httpd/webpass e
showmount -a
/etc/vsftpd
setsebool -P htttpd.enable.homedirs 1
29. You need to configure firewalls and allow SELinux access in appropriate ways. Firewalls must allow access to the standard HTTP port - 80. SELinux must be configured to 'Allow HTTPD To Read Home Directories'. Finally - the ACL must be revised accordin
chcon -R -t httpd_sys_content_t /home/michael/public_html
/etc/httpd/conf/
/ (root) - /boot and linux swap
resize2fs /dev/myvg/homevol
30. To verify integrity of an rpm package - ____/rpm-gpg/RPM-GPG-KEY-redhat-release
port 21
ServerAdmin
rpm --import /etc/pki(/rpm-gpg/RPM-GPG-KEY-redhat-release)
ssh
31. 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.
ServerAdmin
rpm -V
iptables -F
CustomLog
32. Where is the vsftp pub dir?
ServerAdmin
/etc/lvmtab
var/www/html
/var/ftp/pub
33. To select a different device without having to restart parted - use the ____ command . Then - you can view its partition table or configure it.
/etc/httpd/conf/
NameVirtualHost
ssh
select (followed by the device name such as /dev/hdb)
34. After you edit /etc/exports - run service ___ stop...
nfs
rpm -ivh --replacepkgs xxxx*
rpm -V
select (followed by the device name such as /dev/hdb)
35. Virtual Host Configuration: Creates an error log; the location is based on the DocumentRoot.
filesystem type is not ext2 or ext3
iptables -F
ErrorLog
rpm -V
36. 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:
rpm -Va
lvextend -L4G /dev/rootvg/tmplv
showmount -e
var/www/html
37. When an rpm install fails for xxxx because the same version is already apparently installed - run ____ to just install it all again
First boot process
select (followed by the device name such as /dev/hdb)
rpm -ivh --replacepkgs xxxx*
fdisk
38. ____ is used for creating ext2 and ext3 file systems
parted /dev/hda print
fdisk -l
chcon -R -u system_u /www/; chcon -R -t httpd_sys_content_t /www/
mke2fs
39. 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)
--import file
chmod 705
yum install httpd
40. rpm options include rpm -q [package name] or rpm -qf [path/file] or rmp -q____
squid -z
(rpm -q)p file (for rpmfile name)
lvdisplay -D /dev/rootvg/tmplv
rpm -Va
41. How to start the vsftp service automatically on boot?
ssh
chkconfig vsftpd on
nfs
fdisk -l
42. How to install vsftpd?
parted; check x
/etc/vsftpd
yum install vsftpd
mke2fs
43. rpm ____ verifies all installed rpms against the rpm database
fdisk -l
rpm -ivh --replacepkgs xxxx*
rpm -Va
rpm -V
44. rpm option to show me the package files
fdisk
resize2fs
setsebool -P squid_connect_any 1
-l
45. You can use the ____ tool after installation to add any package groups that you missed.
pirut
rpm -e zip
showmount -a
dumpe2fs
46. How to start apache service?
resize2fs
lvextend -L4G /dev/rootvg/tmplv
/etc/init.d/httpd start
chkconfig --list httpd
47. How to make sure apache starts automatically on next reboot?
var/ftp/pub
rpm --import /etc/pki(/rpm-gpg/RPM-GPG-KEY-redhat-release)
chkconfig httpd on
CustomLog
48. To list under which run levels the web service will start
ServerName
ServerTokens
/etc/httpd/conf/
chkconfig --list httpd
49. httpd ___ shows me what config files were installed when the httpd package was installed
filesystem type is not ext2 or ext3
(rpm -q)p file (for rpmfile name)
rpm -qc
yum install httpd
50. What is the standard directory for file sharing with vsFTP?
var/ftp/pub
yum install httpd
wget (http://devmon.dev.schwab.com/index.html)
yum install httpd