最新なRedHat RHCE問題集（111題）、真実試験の問題を全部にカバー！

質問 1：
CORRECT TEXT
Make on data that only the user owner and group owner member can fully access.
正解：
chmod770/data
Verifyusing:ls-ld/dataPreviewshouldbelike:drwxrwx---2rootsysadmin4096Mar1618:08/dataTochangethepermissionondirectoryweusethechmodcommand.Accordingtothequestionthatonlytheowneruser(root)andgroupmember(sysadmin)canfullyaccessthedirectoryso:chmod770/data

質問 2：
CORRECT TEXT
The user authentication has been provided by ldap domain in 192.168.0.254. According the following requirements to get ldapuser.
-LdapuserX must be able to login your system, X is your hostname number. But the ldapuser's home directory cannot be mounted, until you realize automatically mount by autofs server.
- All ldap user's password is "password".
正解：
see explanation below. Explanation system-config-authentication &


質問 3：
CORRECT TEXT
Configure a task: plan to run echo hello command at 14:23 every day.
正解：
#whichecho
#crontab-e2314***/bin/echohellos
#crontab-l(Verify)

質問 4：
CORRECT TEXT
Configure your system so that it is an NTP client of server.domain11.example.com
正解：
#system-config-dateNote:dialogboxwillopeninthatCheckmarkSynchronizedateandtimeovernetwork.RemovealltheNTPSERVERandclickADDandtypeserver.domain11.example.com****************AndthenpressENTERandthepressOK***************

質問 5：
CORRECT TEXT
Create User Account.
Create the following user, group and group membership:
Adminuser group
User natasha, using adminuser as a sub group
User Harry, also using adminuser as a sub group
User sarah, can not access the SHELL which is interactive in the system, and is not a member of adminuser, natasha , harry , sarah password is redhat.
正解：
groupaddadminuseruseraddnatasha-Gadminuseruseraddharyy-Gadminuseruseraddsarah-s/sbin/nologinPasswdusername//tomodifypasswordorechoredhat|passwd--stdinusernameidnatasha//toviewusergroup.

質問 6：
CORRECT TEXT
Make on /archive directory that only the user owner and group owner member can fully access.
正解：
chmod770/archive
Verifyusing:ls-ld/archivePreviewshouldbelike:drwxrwx---2rootsysuser4096Mar1618:08/archiveTochangethepermissionondirectoryweusethechmodcommand.Accordingtothequestionthatonlytheowneruser(root)andgroupmember(sysuser)canfullyaccessthedirectoryso:chmod770/archive

質問 7：
CORRECT TEXT
Your System is going to use as a Router for two networks. One Network is 192.168.0.0/24 and Another Network is 192.168.1.0/24. Both network's IP address has assigned.
How will you forward the packets from one network to another network?
正解：
echo"1">/proc/sys/net/ipv4/ip_forward
vi/etc/sysctl.confnet.ipv4.ip_forward=1IfyouwanttousetheLinuxSystemasaRoutertomakecommunicationbetweendifferentnetworksyouneedenabletheIPforwarding.Toenableonrunningsessionjustsetvalue1to/proc/sys/net/ipv4/ip_forward.AswellasautomaticallyturnontheIPforwardingfeaturesonnextbootseton/etc/sysctl.conffile.

質問 8：
CORRECT TEXT
You are new System Administrator and from now you are going to handle the system and your main task is Network monitoring, Backup and Restore. But you don't know the root password. Change the root password to redhat and login in default Runlevel.
正解：
WhenyouBoottheSystemitstartsondefaultRunlevelspecifiedin/etc/inittab:Id:?:initdefault:WhenSystemSuccessfullybootitwillaskforusernameandpassword.Butyoudon'tknowtheroot'spassword.Tochangetherootpasswordyouneedtobootthesystemintosingleusermode.Youcanpassthekernelargumentsfromthebootloader.1.RestarttheSystem.2.YouwillgetthebootloaderGRUBscreen.3.Pressaandtype1orsforsinglemoderoroot=LABEL=/rhgbqueits4.SystemwillbootonSingleUsermode.5.Usepasswdcommandtochange.6.Pressctrl+d