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. The rpm ____ option installs the package - if it isn't already installed.
-i
-K
showmount -a
chkconfig httpd on
2. 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)
/var/ftp/pub
rpm -e zip
CustomLog
/media/repodata
3. 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
yum install vsftpd
rpm --import /etc/pki(/rpm-gpg/RPM-GPG-KEY-redhat-release)
fdisk -l
telnetd : ALL EXCEPT 192.168.1.10
4. _____ will change the size of /dev/rootvg/tmplv to 4 gig
squid -z
chcon -R -u system_u /www/; chcon -R -t httpd_sys_content_t /www/
-l
lvextend -L4G /dev/rootvg/tmplv
5. SELinux must be configured to Allow HTTPD To Read Home Directories. (Alternatively - activate the httpd_enable_homedirs boolean with the __ command.)
var/ftp/pub
ErrorLog
setsebool -P htttpd.enable.homedirs 1
yum install mod_ssl squid
6. 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
rpm -V
-l
system-config-firewall
chcon -R -t httpd_sys_content_t /home/michael/public_html
7. List sboth the client hostname or IP address and mounted directory in host:dir format. This info should not be considered reliable.
showmount -a
lvextend -L4G /dev/rootvg/tmplv
/etc/httpd/conf/
fdisk -l
8. Use parted to display disk geometry for /dev/hda and end up in shell
fdisk -l
-i (do not use -U or -F!)
parted /dev/hda print
/etc/init.d/vsftpd start
9. Where is vsftpd.conf?
/media/repodata
/etc/init.d/httpd start
/etc/vsftpd
resize2fs
10. Virtual Host Configuration: Creates an error log; the location is based on the DocumentRoot.
/etc/lvmtab
rpm -V
telnetd : .crack.org : twist /bin/echo Sorry %c - access denied (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
ErrorLog
11. The main Squid configuration file is ____/squid.conf
/etc/squid/
setup
chcon -R -t httpd_sys_content_t /home/michael/public_html
-l
12. Virtual Host Configuration: Names the URL for the virtual host.
ServerName
/etc/vsftpd
rpm -Va
var/ftp/pub
13. Virtual Host Configuration: Specifies an IP address for multiple virtual hosts.
NameVirtualHost
service vsftpd status
/etc/vsftpd
/etc/init.d/vsftpd start
14. rpm ____ verifies the installed zip rpm against the rpm database
rpm -V zip
rpm -V
parted; mklabel k
chcon -R -u system_u /www/; chcon -R -t httpd_sys_content_t /www/
15. '____ /var/www' will tell you the ACL settings of /var/www
wget (http://devmon.dev.schwab.com/index.html)
ls -Z
yum install vsftpd
NameVirtualHost
16. pam ___ will tell me if any files in the pam package have changed since it was first installed
/etc/vsftpd
ErrorLog
iptables -F
rpm -V
17. If you want to add an iptables command to forward TCP port 80 traffic to TCP port 3128 - you would use the following:
chkconfig httpd on
/etc/init.d/httpd restart
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-ports 3128
ls -Z
18. Create a disk label for the partition table called k
parted; mklabel k
filesystem type is not ext2 or ext3
Yes
tune2fs
19. rpm ____ to import the rpm key for integrity checking
var/www/html
--import file
/etc/lvmtab
yum -y update
20. 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.
-K
wget (http://devmon.dev.schwab.com/index.html)
rpm -V
yum clean all
21. Where is the vsftp pub dir?
yum install mod_ssl squid
/var/ftp/pub
telnetd : ALL EXCEPT 192.168.1.10
NameVirtualHost
22. This line placed in /etc/hosts.deny denies all services except TFTP to computers in the example.org domain
rpm -V
chmod 701
yum -y update
ALL EXCEPT in.tftpd : .example.org (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
23. The default Red Hat Enterprise Linux firewall blocks access to an NFS server. While inelegant - the following command 'flushes -' or turns off - the standard Linux firewall from the local computer.
iptables -F
/var/ftp/pub
yum install httpd
NameVirtualHost
24. For http - if you implement 'UserDir public_html' - you need to also ____ /home/michael if you want /home/michael/public_html accessible
chmod 701
ServerTokens
var/ftp/pub
dd if=./diskboot.img of=/dev/sdc
25. Create the basic cache directories in /var/spool/squid with the following command:
squid -z
ErrorLog
ls -Z
e2fsadm
26. ___ http://devmon.dev.schwab.com/index.html will make a local copy of the index.html file from devmon
LVM
wget (http://devmon.dev.schwab.com/index.html)
/etc/vsftpd
yum install httpd
27. ____ is used to modify file system parameters
rpm -V
iptables -F
tune2fs
ServerTokens
28. Perform a simple check of the file system. minor-num is x.
yum install httpd
ls -Z
parted; check x
ErrorLog
29. Where is the main apache data directory?
service vsftpd status
wget (http://devmon.dev.schwab.com/index.html)
var/www/html
iptables
30. What service is allowed through the default firewall?
nfs
Yes
ssh
rpm -V zip
31. After you edit /etc/exports - run service ___ stop...
chkconfig vsftpd on
rpm -V zip
nfs
chcon -R -u system_u /www/; chcon -R -t httpd_sys_content_t /www/
32. How to start the vsftp service?
DocumentRoot
/etc/init.d/vsftpd start
ServerName
ErrorLog
33. How to start the vsftp service automatically on boot?
chkconfig vsftpd on
select (followed by the device name such as /dev/hdb)
ServerName
service vsftpd status
34. Create a usb boot disk if the usb stick is /dev/sdc and the file you need is in your present directory
-l
dd if=./diskboot.img of=/dev/sdc
var/ftp/pub
LVM
35. output from ____ is: Disk /dev/cciss/c0d0: 36.4 GB - 36414750720 bytes... plus listing of partitions - for each physical drive
fdisk -l
DocumentRoot
elinks
chmod 701
36. If in doubt about package names - you can find them in the ...
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)
yum install vsftpd
/var/ftp/pub
/etc/init.d/httpd start
37. 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:
CustomLog
tune2fs
5
showmount -e
38. After extending file system 'homevol' - unmount it and then run _____ to make the filesystem size match the new larger volume.
squid -z
resize2fs /dev/myvg/homevol
-K
rpm -V
39. ____ prints superblock and block group information.
ls -Z
/boot
(rpm -q)p file (for rpmfile name)
dumpe2fs
40. How to make sure apache starts automatically on next reboot?
rpm -qc
chkconfig httpd on
tune2fs
First boot process
41. I just finished editing my /etc/yum.repos.d/*repo file and want yum to use the new info - so I run ____
iptables -F
/etc/init.d/httpd start
lvextend -L4G /dev/rootvg/tmplv
yum clean all
42. rpm ____ verifies all installed rpms against the rpm database
elinks
chkconfig --level 35 httpd on
rpm -Va
yum update kernel
43. Where to find the main apache config file?
/etc/httpd/conf/
filesystem type is not ext2 or ext3
/ (root) - /boot and linux swap
lvdisplay -D /dev/rootvg/tmplv
44. rpm option to show me the package files
iptables
/etc/init.d/vsftpd start
-l
telnetd : .crack.org : twist /bin/echo Sorry %c - access denied (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
45. To install both mod_ssl and squid packages
AllowOverride
yum install mod_ssl squid
showmount -e
ServerName
46. 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
/etc/init.d/httpd start
-i
iptables -F
setsebool -P squid_connect_any 1
47. Run the ____ command to find the device associated with the USB key.
/etc/lvmtab
chmod 701
fdisk -l
/etc/init.d/vsftpd start
48. Are SELinux and iptables-based firewalls are enabled by default?
telnetd : ALL EXCEPT 192.168.1.10
/etc/init.d/vsftpd start
rpm -V
Yes
49. 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
rpm --import /etc/pki(/rpm-gpg/RPM-GPG-KEY-redhat-release)
/boot
e2fsadm
/etc/lvmtab
50. 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)
iptables -F
var/www/html
rpm -V
e2fsadm