EMT Practice Test

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Question1: SIMULATION
A YUM repository has been provided at http://server.domain11.example.com/pub/x86_64/Server.
Configure your system to use this location as a default repository.

Question2: SIMULATION
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".

Question3: SIMULATION
In the system, mounted the iso image /root/examine.iso to/mnt/iso directory. And enable automatically mount (permanent mount) after restart system.

Question4: SIMULATION
Upgrade the kernel, start the new kernel by default. kernel download from this address:
ftp://server1.domain10.example.com/pub/update/new.kernel

Question5: SIMULATION
Configure your web services, download from http://instructor.example.com/pub/serverX.html And the services must be still running after system rebooting.

Question6: SIMULATION
Create a swap space, set the size is 600 MB, and make it be mounted automatically after rebooting the system (permanent mount).

Question7: SIMULATION
Configure NTP.
Configure NTP service, Synchronize the server time, NTP server: classroom.example.com

Question8: SIMULATION
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.

Question9: SIMULATION
Configure autofs.
Configure the autofs automatically mount to the home directory of LDAP, as required:
server.domain11.example.com use NFS to share the home to your system. This file system contains a pre configured home directory of user ldapuserX.
Home directory of ldapuserX is:
server.domain11.example.com /home/guests/ldapuser
Home directory of ldapuserX should automatically mount to the ldapuserX of the local /home/guests Home directory's write permissions must be available for users ldapuser1's password is password

Question10: SIMULATION
Resize the logical volume vo and its filesystem to 290 MB. Make sure that the filesystem contents remain intact.
Note: Partitions are seldom exactly the same size requested, so a size within the range of 260 MB to 320 MiB is acceptable.

Question11: SIMULATION
Configure a user account.
Create a user iar，uid is 3400. Password is redhat

Question12: SIMULATION
Search files.
Find out files owned by jack, and copy them to directory /root/findresults

Question13: SIMULATION
User mary must configure a task.
Requirement: The local time at 14:23 every day echo "Hello World.".

Question14: SIMULATION
There is a local logical volumes in your system, named with common and belong to VGSRV volume group, mount to the /common directory. The definition of size is 128 MB.
Requirement:
Extend the logical volume to 190 MB without any loss of data. The size is allowed between 160-160 MB after extending.

Question15: SIMULATION
According the following requirements to create user, user group and the group members:
- A group named admin.
- A user named mary, and belong to admin as the secondary group.
- A user named alice, and belong to admin as the secondary group.
- A user named bobby, bobby's login shell should be non-interactive. Bobby not belong to admin as the secondary group.
Mary, Alice, bobby users must be set "password" as the user's password.

Question16: SIMULATION
There are two different networks 192.168.0.0/24 and 192.168.1.0/24. Where 192.168.0.254 and
192.168.1.254 IP Address are assigned on Server. Verify your network settings by pinging 192.168.1.0/24 Network's Host.

Question17: SIMULATION
Configure iptables, there are two domains in the network, the address of local domain is 172.24.0.0/16 other domain is 172.25.0.0/16, now refuse domain 172.25.0.0/16 to access the server.

Question18: SIMULATION
Configure the NTP service in your system.

Question19: SIMULATION
Configure your Host Name, IP Address, Gateway and DNS.
Host name: dtop5.dn.ws.com
IP Address: 172.28.10.5/4
Gateway: 172.28.10.1
DNS: 172.28.10.1

Question20: SIMULATION
1. Find all sizes of 10k file or directory under the /etc directory, and copy to /tmp/findfiles directory.
2. Find all the files or directories with Lucy as the owner, and copy to /tmp/findfiles directory.

Question21: SIMULATION
Create a backup
Create a backup file named /root/backup.tar.bz2, contains the content of /usr/local, tar must use bzip2 to compress.

Question22: SIMULATION
Add a swap partition.
Adding an extra 500M swap partition to your system, this swap partition should mount automatically when the system starts up. Don't remove and modify the existing swap partitions on your system.

Question23: SIMULATION
Update the kernel from ftp://instructor.example.com/pub/updates.
According the following requirements:
The updated kernel must exist as default kernel after rebooting the system.
The original kernel still exists and is available in the system.

Question24: SIMULATION
Copy /etc/fstab document to /var/TMP directory. According the following requirements to configure the permission of this document.
The owner of this document must be root.

This document belongs to root group.

User mary have read and write permissions for this document.

User alice have read and execute permissions for this document.

Create user named bob, set uid is 1000. Bob have read and write permissions for this document.

All users has read permission for this document in the system.

Question25: SIMULATION
Download the document from ftp://instructor.example.com/pub/testfile, find all lines containing [abcde] and redirect to /MNT/answer document, then rearrange the order according the original content.

Question26: SIMULATION
Who ever creates the files/directories on archive group owner should be automatically should be the same group owner of archive.

Question27: SIMULATION
Create the following users, groups, and group memberships:
A group named adminuser.
A user natasha who belongs to adminuser as a secondary group A user harry who also belongs to adminuser as a secondary group.
A user sarah who does not have access to an interactive shell on the system, and who is not a member of adminuser, natasha, harry, and sarah should all have the password of redhat.

Question28: SIMULATION
Make a swap partition having 100MB. Make Automatically Usable at System Boot Time.

Question29: SIMULATION
One Logical Volume is created named as myvol under vo volume group and is mounted. The Initial Size of that Logical Volume is 400MB. Make successfully that the size of Logical Volume 200MB without losing any data. The size of logical volume 200MB to 210MB will be acceptable.

Question30: SIMULATION
Create a volume group, and set the size is 500M, the size of single PE is 16M. Create logical volume named lv0 in this volume group, set size is 20 PE, make it as ext3 file system, and mounted automatically under data.

Question31: SIMULATION
Configure your NFS services. Share the directory by the NFS Shared services.

Question32: SIMULATION
There is a local logical volumes in your system, named with shrink and belong to VGSRV volume group, mount to the /shrink directory. The definition of size is 320 MB.
Requirement:
Reduce the logical volume to 220 MB without any loss of data. The size is allowed between 200-260 MB after reducing.

Question33: SIMULATION
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.

Question34: SIMULATION
Please open the ip_forward, and take effect permanently.

Question35: SIMULATION
Open kmcrl value of 5 , and can verify in /proc/ cmdline

Question36: SIMULATION
A YUM source has been provided in the
http://instructor.example.com/pub/rhel6/dvd
Configure your system and can be used normally.

Question37: SIMULATION
According the following requirements to create a local directory /common/admin.
This directory has admin group.
This directory has read, write and execute permissions for all admin group members.
Other groups and users don't have any permissions.
All the documents or directories created in the/common/admin are automatically inherit the admin group.

Question38: SIMULATION
Create a 2G swap partition which take effect automatically at boot-start, and it should not affect the original swap partition.

Question39: SIMULATION
Install the Kernel Upgrade.
Install suitable kernel update from:
http://server.domain11.example.com/pub/updates.
Following requirements must be met:
Updated kernel used as the default kernel of system start-up.
The original kernel is still valid and can be guided when system starts up.

Question40: SIMULATION
SELinux must be running in the Enforcing mode.

Question41: SIMULATION
Search a String
Find out all the columns that contains the string seismic within /usr/share/dict/words, then copy all these columns to /root/lines.tx in original order, there is no blank line, all columns must be the accurate copy of the original columns.

Question42: SIMULATION
Make on /archive directory that only the user owner and group owner member can fully access.

Question43: SIMULATION
According the following requirements, configure autofs service and automatically mount to user's home directory in the ldap domain.
- Instructor.example.com (192.168.0.254) has shared /home/guests/ldapuserX home directory to your system by over NFS export, X is your hostname number.
- LdapuserX's home directory is exist in the instructor.example.com: /home/ guests/ldapuserX
- LdapuserX's home directory must be able to automatically mount to /home/ guests/ldapuserX in your system.
- Home directory have write permissions for the corresponding user.
However, you can log on to the ldapuser1 - ldapuser99 users after verification. But you can only get your corresponding ldapuser users. If your system's hostname is server1.example.com, you can only get ldapuser1's home directory.

Question44: SIMULATION
Notes:
NFS： NFS instructor.example.com:/var/ftp/pub/rhel6/dvd
YUM： http://instructor.example.com/pub/rhel6/dvd
ldap： http：//instructor.example.com/pub/EXAMPLE-CA-CERT
Install dialog package.

Question45: SIMULATION
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.

Question46: SIMULATION
Create a logical volume
Create a new logical volume as required:
Name the logical volume as database, belongs to datastore of the volume group, size is 50 PE.
Expansion size of each volume in volume group datastore is 16MB.
Use ext3 to format this new logical volume, this logical volume should automatically mount to /mnt/ database

Question47: SIMULATION
There are two different networks, 192.168.0.0/24 and 192.168.1.0/24. Your System is in 192.168.0.0/24 Network. One RHEL6 Installed System is going to use as a Router. All required configuration is already done on Linux Server. Where 192.168.0.254 and 192.168.1.254 IP Address are assigned on that Server.
How will make successfully ping to 192.168.1.0/24 Network's Host?

Question48: SIMULATION
SELinux must run in force mode.