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Pass EX200 Exam with 162 Questions - Verified By Pass4Leader
Red Hat EX200 Exam Certification Details:
| Number of Questions | 20 |
| Sample Questions | Red Hat EX200 Sample Questions |
| Recommended Training / Books | Red Hat System Administration I (RH124) Red Hat System Administration II (RH134) RHCSA Rapid Track Course (RH199) |
| Passing Score | 210 / 300 |
| Duration | 150 minutes |
| Exam Code | EX200 |
| Exam Name | Red Hat Certified System Administrator (RHCSA) |
| Exam Price | $400 USD |
The Red Hat EX200 (Red Hat Certified System Administrator - RHCSA) Certification Exam is a highly respected certification program for IT professionals seeking to demonstrate their expertise in the field of Linux system administration. Red Hat Certified System Administrator - RHCSA certification is awarded by Red Hat, one of the world's leading providers of open source solutions. The RHCSA certification is designed to validate the skills and knowledge of system administrators who are responsible for managing Red Hat Enterprise Linux (RHEL) systems.
NEW QUESTION # 40
One Logical Volume named /dev/test0/testvolume1 is created. The initial Size of that disk is 100MB now you required more 200MB. Increase the size of Logical Volume, size should be increase on online.
Answer:
Explanation:
see explanation below.
Explanation
* lvextend -L+200M /dev/test0/testvolume1 Use lvdisplay /dev/test0/testvolume1)
* ext2online -d /dev/test0/testvolume1
lvextend command is used the increase the size of Logical Volume. Other command lvresize command also here to resize. And to bring increased size on online we use the ext2online command.
NEW QUESTION # 41
Which of the following gitcommands is used to manage files in a repository? (Choose two correct answers.)
- A. git move
- B. git mv
- C. git rm
- D. git copy
- E. git cp
Answer: B,C
NEW QUESTION # 42
Upgrading the kernel as 2.6.36.7.1, and configure the system to Start the default kernel, keep the old kernel available.
Answer:
Explanation:
Answer see in the explanation.
Explanation/Reference:
# cat /etc/grub.conf
# cd /boot
# lftp it
# get dr/dom/kernel-xxxx.rpm
# rpm -ivh kernel-xxxx.rpm
# vim /etc/grub.conf
default=0
NEW QUESTION # 43
22. Set Root Password
Set the root password of node2 to "redhat." You need to gain system access to perform this operation.
Answer:
Explanation:
Solution:
***Restart the node2 machine and wait for the screen shown in Exhibit 1.
Press "e" to enter the screen shown in Exhibit 2.
The original configuration is as shown in the image. Modify the original configuration to the part highlighted in red box, as shown in Exhibit 2. Then press "Ctrl+X" to
execute the following commands:
# chroot /sysroot
# echo redhat |passwd --stdin root
# touch /.autorelabel
# sync
# exit
# reboot
NEW QUESTION # 44
Configure the system synchronous as 172.24.40.10.
Answer:
Explanation:
Graphical Interfaces:
System-->Administration-->Date & Time
OR
# system-config-date
NEW QUESTION # 45
Which of the following statements are true about Jenkins? (Choose two correct answers.)
- A. Jenkins can delegate tasks to slave nodes.
- B. Jenkins only works on local files and cannot use SCM repositories.
- C. Jenkins includes a series of integrated testing suites.
- D. Jenkins' functionality is determined by plugins.
- E. Jenkins is specific to Java based applications.
Answer: A,C
NEW QUESTION # 46
CORRECT TEXT
Configure the verification mode of your host account and the password as LDAP. And it can ldapuser40. The password is set as "password". And the certificate login successfully through
can be downloaded from http://ip/dir/ldap.crt. After the user logs on , the user has no host directory unless you configure the autofs in the following questions.
Answer:
Explanation:
system-config-authentication
LDAP Server: ldap//instructor.example.com (In domain form, not write IP)
OR
# yum groupinstall directory-client (1.krb5-workstation 2.pam-krb5 3.sssd)
# system-config-authentication
1.User Account Database: LDAP
2.LDAP Search Base DN: dc=example,dc=com
3.LDAP Server: ldap://instructor.example.com (In domain form, not write IP) 4.Download CA
Certificate
5.Authentication Method: LDAP password
6.Apply
getent passwd ldapuser40
NEW QUESTION # 47
Upgrade the kernel, start the new kernel by default. kernel download from this address:
ftp://server1.domain10.example.com/pub/update/new.kernel
Answer:
Explanation:
see explanation below.
Explanation
Download the new kernel file and then install it.
[root@desktop8 Desktop]# ls
kernel-2.6.32-71.7.1.el6.x86_64.rpm
kernel-firmware-2.6.32-71.7.1.el6.noarch.rpm
[root@desktop8 Desktop]# rpm -ivh kernel-*
Preparing... ###########################################
[100%]
1:kernel-firmware
########################################### [ 50%]
2:kernel
########################################### [100%]
Verify the grub.conf file, whether use the new kernel as the default boot. [root@desktop8 Desktop]# cat
/boot/grub/grub.conf default=0
title Red Hat Enterprise Linux Server (2.6.32-71.7.1.el6.x86_64)
root (hd0,0)
kernel /vmlinuz-2.6.32-71.7.1.el6.x86_64 ro root=/dev/mapper/vol0-root rd_LVM_LV=vol0/root rd_NO_LUKS rd_NO_MD rd_NO_DM LANG=en_US.UTF-8 SYSFONT=latarcyrheb-sun16 KEYBOARDTYPE=pc KEYTABLE=us crashkernel=auto rhgb quiet initrd /initramfs-2.6.32-71.7.1.el6.x86_64.img
NEW QUESTION # 48
Configure the NTP service in your system.
Answer:
Explanation:
system-config-date &
NEW QUESTION # 49
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?
Answer:
Explanation:
echo "1" >/proc/sys/net/ipv4/ip_forward
vi /etc/sysctl.conf
net.ipv4.ip_forward = 1
If you want to use the Linux System as a Router to make communication between different networks, you need enable the IP forwarding. To enable on running session just set value 1 to
/proc/sys/net/ipv4/ip_forward. As well as automatically turn on the IP forwarding features on next boot set on /etc/sysctl.conf file.
NEW QUESTION # 50
Configure the FTP service in your system, allow remote access to anonymous login and download the program by this service. Service is still running after system rebooting.
Answer:
Explanation:
see explanation below.
Explanation
yum install vsftpd
/etc/init.d/vsftpd start
chkconfig vsftpd on
NEW QUESTION # 51
Copy /etc/fstab to /var/tmp name admin, the user1 could read, write and modify it, while user2 without any permission.
Answer:
Explanation:
# cp /etc/fstab /var/tmp/
# chgrp admin /var/tmp/fstab
# setfacl -m u:user1:rwx /var/tmp/fstab
# setfacl -m u:user2:--- /var/tmp/fstab
# ls -l
-rw-rw-r--+ 1 root admin 685 Nov 10 15:29 /var/tmp/fstab
NEW QUESTION # 52
Binding to an external validation server.
System server.domain11.example.com provides a LDAP validation service, your system should bind to this service as required:
Base DN of validation service is dc=example,dc=com
LDAP is used for providing account information and validation information Connecting and using the certification of http://server.domain11.example.com/pub/EXAMPLE-CA-CERT to encrypt After the correct configuration, ldapuser1 can log into your system, it does not have HOME directory until you finish autofs questions, ldapuser1 password is password.
Answer:
Explanation:
yum -y install sssd authconfig-gtk krb5-workstation authconfig-gtk // open the graphical interface Modify user account database to ldap, fill up DN and LDAP SERVER as questions required, use TLS to encrypt connections making tick, write http://server.domain11.example.com/pub/EXAMPLE-CA-CERT to download ca, authentication method choose ldap password.
You can test if the ldapuser is added by the following command:
Id ldapuser1
Note: user password doesn't not need to set
NEW QUESTION # 53
Which Ansible modules can be used to change the contents of a file? (Choose three correct answers.)
- A. modify
- B. insert
- C. lineinfile
- D. patch
- E. replace
Answer: C,D,E
NEW QUESTION # 54
Create Archive
Create a tar archive named /root/backup.tar.bz2, which should contain the contents of /usr/local. The tar archive must be compressed using bzip2.
Answer:
Explanation:
[root@node1 ~]# yum -y install bzip2
[root@node1 ~]# tar -jcvPf /root/backup.tar.bz2 /usr/local
# Verification
[root@node1 ~]# file /root/backup.tar.bz
NEW QUESTION # 55
Download ftp://192.168.0.254/pub/boot.iso to /root, and mounted automatically under /media/cdrom and which take effect automatically at boot-start.
Answer:
Explanation:
see explanation below.
Explanation
# cd /root; wget ftp://192.168.0.254/pub/boot.iso
# mkdir -p /media/cdrom
# vim /etc/fstab
/root/boot.iso /media/cdrom iso9660 defaults,loop 0 0
# mount -a
mount [-t vfstype] [-o options] device dir
NEW QUESTION # 56
......
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