RedHat RH202 問題集

質問 1：
One Domain RHCE is configured in your lab, your domain server is server1.example.com. nisuser2001, nisuser2002, nisuser2003 user are created on your server 192.168.0.254:/rhome/stationx/nisuser2001. Make sure that when NIS user login in your system automatically mount the home directory. Home directory is separately shared on server /rhome/stationx/ where x is your Station number.
A. use the authconfig or system-config-authentication
Select the [*] USE NIS
Type the NIS Domain: RHCE
Type Server 192.168.0.254 then click on next and ok
You will get a ok message.
Create a Directory /rhome/stationx where x is your station number.
vi /etc/auto.master and write at the end of file /rhome/stationx /etc/auto.home --timeout=60
vi /etc/auto.home and write * -rw,soft,intr 192.168.0.254:/rhome/stationx/& Note: please specify your station number in the place of x.
Service autofs restart
Login as the nisuser2001 or nisuser2002 on another terminal will be Success. According to QUESTION, RHCE domain is already configured. When user tried to login, home directory will automatically mount. The automount service used the /etc/auto.master file. On /etc/auto.master file we specified the mount point the configuration file for mount point.
B. use the authconfig or system-config-authentication
Select the [*] USE NIS
Type the NIS Domain: RHCE
Type Server 192.168.0.254 then click on next and ok
You will get a ok message.
Create a Directory /rhome/stationx where x is your station number.
vi /etc/auto.master and write at the end of file /rhome/stationx /etc/auto.home --timeout=60
vi /etc/auto.home and write * -rw,soft,intr 192.168.0.254:/rhome/stationx/& Note: please specify your station number in the place of x.
Service autofs restart
Login as the nisuser2001 or nisuser2002 on another terminal will be Success. According to QUESTION, RHCE domain is already configured. We have to make a client of RHCE domain and automatically mount the home directory on your system. To make a member of domain, we use the authconfig or system-configauthentication command. There a are lots of authentication server i.e NIS, LDAB, SMB etc. NIS is a RPC related Services, no need to configure the DNS, we should specify the NIS server address. Here Automount feature is available. When user tried to login, home directory will automatically mount. The automount service used the /etc/auto.master file. On /etc/auto.master file we specified the mount point the configuration file for mount point.
正解：B

質問 2：
Install the Redhat Linux RHEL 5 through NFS. Where your Server is server1.example.com having IP 172.24.254.254 and shared /var/ftp/pub. The size of the partitions are listed below: / -> 1048 /home-> 1028 /boot-> 512 /var -> 1028 /usr -> 2048 Swap -> 1.5 of RAM Size /document configure the RAID Level 0 of remaining all free space. After completing the installation through NFS solve the following QUESTIONs. There are two networks 172.24.0.0/16 and 172.25.0.0/16. As well as there are two domains example.com on 172.24.0.0/16 network and cracker.org on 172.25.0.0/16 network. Your system is based on example.com domain. SELinux Must be on enforcing mode.
A. Insert the CD on CD-ROM and start the system.
In Boot: Prompt type linux askmethod
It will display the language, keyboard selection.
It will ask you for the installation method.
Select the NFS Image from the list
It will ask the IP Address, Net mask, Gateway and Name Server. Select Use Dynamic IP Configuration: because DHCP Server will be configured in your exam lab.
It will ask for the NFS Server Name and Redhat Enterprise Linux Directory. Specify the NFS Server: 172.24.254.254 Directory: /var/ftp/pub
After Connecting to the NFS Server Installation start in GUI . Go up to the partition screen by selecting the different Options.
Create the partition According to the QUESTION because Size and what-what partition should you create at installation time is specified in your QUESTION
Create the two RAID partitions having equal size of remaining all free space.
Click on RAID button
Type mount point /document
Select RAID Level 0
Click on ok
Then select the MBR Options, time zone and go upto package selections. It is another Most Important Time of installation. Due to the time limit, you should care about the installation packages. At Exam time you these packages are enough. X-Window System GNOME Desktop (these two packages are generally not required) Administration Tools. System Tools Windows File Server FTP Servers Mail Servers Web Servers Network Servers Editors Text Based Internet Server Configuration Tools Printing Supports When installation will complete, your system will reboot. Jump for another QUESTION.
B. Insert the CD on CD-ROM and start the system.
In Boot: Prompt type linux askmethod
It will display the language, keyboard selection.
It will ask you for the installation method.
Select the NFS Image from the list
It will ask the IP Address, Net mask, Gateway and Name Server. Select Use Dynamic IP Configuration: because DHCP Server will be configured in your exam lab.
It will ask for the NFS Server Name and Redhat Enterprise Linux Directory. Specify the NFS Server: 172.24.252.252 Directory: /var/ftp/pub
Then select the MBR Options, time zone and go upto package selections. It is another Most Important Time of installation. Due to the time limit, you should care about the installation packages. At Exam time you these packages are enough. X-Window System GNOME Desktop (these two packages are generally not required) Administration Tools. System Tools Windows File Server FTP Servers Mail Servers Web Servers Network Servers Editors Text Based Internet Server Configuration Tools Printing Supports When installation will complete, your system will reboot. Jump for another QUESTION.
正解：A

質問 3：
Your system is giving error while booting on Runlevel 5 . Make successfully boot your system in runlevel 5.
A. While you load the X Window System, you will get the problem. To troubleshoot follow the following steps:
Check the /tmp is full ?
Check your quota, hard limit is already crossed ?
Edit the /etc/inittab to set default runlevel 5. i d:5:initdefault:
B. While you load the X Window System, you will get the problem. To troubleshoot follow the following steps:
Check the /tmp is full ?
Check your quota, hard limit is already crossed ?
Check xfs service is running ?
Boot the system on runlevel 3 and execute the system-config-display command
Edit the /etc/inittab to set default runlevel 5. i d:5:initdefault:
正解：B

質問 4：
Create the user named jackie, curtin, david
A. useradd jackie
useradd curtin
useradd david useradd command is used to create the user.
B. useradd jackie
useradd curtin
useradd david useradd command is used to create the user. All user's information stores in /etc/passwd and user;s shadow password stores in /etc/shadow.
正解：B

質問 5：
Successfully resolv to server1.example.com where your DNS server is 172.24.254.254
A. 1. vi /etc/resolv.conf
nameserver 172.25.254.255
2. host server1.example.com On every clients, DNS server is specified in /etc/resolv.conf. When you request by name it tries to resolv from DNS server .
B. 1. vi /etc/resolv.conf
nameserver 172.24.254.254
2. host server1.example.com On every clients, DNS server is specified in /etc/resolv.conf. When you request by name it tries to resolv from DNS server .
正解：B