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Oracle Linux 6 Advanced System Administration

QUESTION 61

You create an XFS file system by using the command:

 

# mkfs -t xfs -L /xfs1 -I logdev=/dev/cdd1 /dev/sdh1

 

You create the mount point/xfs1and want to mount the file system on its mount point, before adding an entry for the file system to/etc/fstab.

 

Which two commands can you use to do this?

 

A.

mount /dev/sdh1 /xfs1

B.

mount LABEL=/xfs1 /xfs1

C.

mount -t xfs -o logdev=dev/sdd1 /dev/sdh1 /xfs1

D.

mount LABEL=/xfs1 -o logdev=/dev/sdd1 /xfs1

E.

mount LABEL=/xfs1 -o logdev=/dev/sdd1

F.

mount -t xfs LABEL=/xfs1 /xfs1

 

Correct Answer: CD

 

 

QUESTION 62

Which three statements are true about the Kickstart installation method?

 

A.

It always requires a Kickstart file.

B.

The system must be booted manually with theks=option.

C.

It automates the installation of Oracle Linux.

D.

It creates a Kickstart file.

E.

It requires local access to the installation media.

F.

It requires aPXEboot from the network.

 

Correct Answer: CEF

Explanation:

http://docs.oracle.com/cd/E37670_01/E41137/html/ch03s02.html

 

 

QUESTION 63

You construct a newudevrule to name a specific removable device, but the rule does not appear to work. Which command would you use to troubleshoot the new rule?

 

A.

udevadm trigger

B.

udevadm monitor

C.

udevadm settle

D.

udevadm control

 

Correct Answer: B

Explanation:

http://www.freedesktop.org/software/systemd/man/udevadm.html

 

 

QUESTION 64

You want to create a new LUN, LUN ID =1, on a new target, target ID = 2.

 

Inspect the current state of targets and LUNs in the output fromtgt-admin -s. The output is filtered to show only target and LUN associations.

 

[root@EDFAR9P0 init.d]# tgt-admin -s | egrep -i `target|lun’

 

Target 1: iqn.2013-03.com.example.mypc:1

 

LUN information:

 

LUN: 0

 

LUN: 1

 

LUN: 2

 

LUN: 3

 

You want to add a new LUN to a new target by using the/iSCSIsharedDisk/physDisk4.imgdisk image file.

 

Which two options would you use to do this?

 

A.

tgt-setup-lun -t 2

tgt-setup-lun -d /iSCSIsharedDisk/physDisk4.img -t 2

B.

tgt-setup-lun -d /iSCSIsharedDisk/physDisk4.img -n 2

C.

tgt-admin –op new \ -mode target \ -tid 2\ -targetname iqn.2013-03.com.example.mypc:2

tgt-admin –op new \ -mode logicalunit \ -tid 2 \ -lun 1 \ -backing-store /iSCSIsharedDisk/physDisk4.img

D.

tgtadm — op new \ -mode target \ -tid 2\ -targetname iqn.2013-03.com.example.mypc:2 \ -lun 1 \ -backing-store /iSCSIsharedDisk/physDisk4.img

E.

tgt-admin -d /iSCSIsharedDisk/physDisk4.img -n 2

 

Correct Answer: AE

 

 

QUESTION 65

Identify the minimum required steps to configure an NIS master.

 

1. Ensure that theyptools,ypbind, andypservRPMs are installed.

 

2. Configure and set the NIS domain name.

 

3. Start theypservservice.

 

4. Start theypxfrdservice.

 

5. Start theyppasswddservice

 

6. Runypinit -m

 

7. Start theypbindservice

 

A.

1, 2, 3, 6

B.

1, 2 , 3, 6, 7

C.

1, 2, 3, 4, 6, 7

D.

1, 2, 3, 4, 5, 6, 7

E.

1, 2, 3, 4, 5, 6

 

Correct Answer: B

Explanation:

https://pashasysadm.wordpress.com/2014/06/16/nis-master-client-server-configuration-setup/

 

 

QUESTION 66

Consider the features and capabilities of Kernel-based Virtual Machine (kvm). Which two statements are correct?

 

A.

kvmis considered both a type-1 and type-2 hypervisor because it turns the Linux kernel into a bare-metal hypervisor but the OS running on the virtualization host is a full OS.

B.

kvmis an open source hypervisor, which provides full virtualization with hardware- assisted virtualization. It does not support paravirtualized devices.

C.

There are twokvmmodules: akvmmodule that provides the core virtualization infrastructure and akvm_hwmodule that ensbles x86 hardware virtualization extensions (Intel VT or AMD-V).

D.

Thekvmhypervisor in Oracle Linux is managed withlibvirtAPI and tools built forlibvirt, such asvirt-managerandvirsh.

E.

kvm provides a software package called Linux Integration Services (LIS) that provides integration between the OS running in thekvmvirtual machine and the physical host.

 

Correct Answer: AD

 

 

QUESTION 67

Which three server types are made possible by installing SAMBA on Oracle Linux and activating SAMBA services?

 

A.

active directory domain controller

B.

Network Information Service (NIS) server

C.

domain member server

D.

Windows NT domain controller

E.

stand-alone workgroup server

 

Correct Answer: ACD

 

 

QUESTION 68

Match the web server directives to their description:

 

A)ServerRoot

 

1) Defines the IP address/Post number combination that the server is accessible on

 

< p class="MsoNormal" style="cursor: auto; margin: 0cm 0cm 0pt; line-height: normal; text-autospace: ; mso-layout-grid-align: none" align="left">B)Listen

 

2) Defines the domain name that this server responds to, as used in a browser URL

 

C)Include

 

3) Is used to specify the inclusion of specific functional executable modules

 

D)LoadModule

 

4) Defines the directory location of all configuration files, documents, and scripts

 

E.)ServerName

 

5)Directs the server at startup to support module-specific configuration files

 

A.

A-4, B-1, C-5, D-3, E-2

B.

A-5, B-2, C-3, D-4, E-1

C.

A-3, B-1, C-5, D-4, E-2

D.

A-4, B-2, C-5, D-3, E-1

 

Correct Answer: D

 

 

QUESTION 69

Which statement is true about configuring a nameserver in Oracle Linux?

 

A.

If it is a primary nameserver, it must be an authoritative nameserver for all zones.

B.

If it is a recursive nameserver, it must be a cache-only nameserver for all zones.

C.

It may be authoritative for some zones and cache-only for other zones.

D.

If it is a secondary nameserver, it must be an authoritative nameserver for all zones.

E.

If it is a secondary nameserver, it must copy zone data from a primary nameserver.

 

Correct Answer: A

 

 

QUESTION 70

Users report 403-Forbidden errors while accessing Apache manuals after you enabled SELinux.

 

Examine the contents of/var/www/manual:

 

# ls -Za /var/www/manual

 

drwxr-xr-x. root root system_u: object_r:httpd_sys_content_t:s0 .

 

drwxr-xr-x. root root system_u: object_r:httpd_sys_content_t:s0 ..

&
nbsp;
rw-r–r–. root root system_u: object_r:user_home_t:s0 bind.html

 rw-r–r–. root root system_u: object_r:user_home_t:s0 caching.html

 rw-r–r–. root root system_u: object_r:user_home_t:s0 configuring.html

 rw-r–r–. root root system_u: object_r:user_home_t:s0 content-negotiation.html

 rw-r–r–. root root system_u: object_r:httpd_sys_content_t:s0 convenience.map

 

Identify two commands that will resolve the 403-Forbidden errors.

 

A.

restorecon -R /var/www/manual

B.

fixfiles relabel /var/www/manual

C.

chcon -R -t httpd_sys_content_t /var/www/manual

D.

fixfiles check /var/www/manual

 

Correct Answer: CD

 

 

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