Oracle 1z0-105 問題集

質問 1：
Examine the contents of the /etc/ocfs2/cluster.conf file: node: name = exam2 cluster = mycluster number = 0 ip_address = 192.168.56.106 ip_port = 7777
node: name = exam3 cluster = mycluster number = 1 ip_address = 192.168.56.107 ip_port = 7777 clustr: name = mycluster heartbeat_mode = local node_count = 2 Identify the minimum number of commands issued, in the correct order, to create this file.
1.o2cb add-cluster --heartbeat_mode local mycluster
2.o2cb add-node --ip 192.168.56.107 --number 1 mycluster exam3
3.o2cb add-cluster mycluster
4.o2cb add-node --ip 192.168.56.106 -- number 0 mycluster exam2
5.o0cb config-cluster -node_count 2 mycluster
6.o2cb configure
A. 6, 4, 2, 3
B. 6, 4, 2, 5, 3
C. 1, 4, 2
D. 6, 1, 4, 2
E. 3, 4, 2
F. 1, 4, 2, 5
正解：B

質問 2：
Which two statements are true about recursive nameservers that are supported by Oracle Linux?
A. They may forward requests to authoritative name servers on some occasions.
B. They may be primary nameservers.
C. They cache replies from previous name resolution requests.
D. They may be authoritative.
E. They may be secondary nameservers.
正解：A,B

質問 3：
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 .. -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. fixfiles check /var/www/manual
B. chcon -R -t httpd_sys_content_t /var/www/manual
C. fixfiles relabel /var/www/manual
D. restorecon -R /var/www/manual
正解：A,B

質問 4：
A container has a runaway process that is consuming all of its allotted CPU time. You want to temporarily stop this container from using any more CPU so that you can inspect it and try to correct the problem.
Which command would you run?
A. lxc-cgroup -n <container name> cpu.shares 0
B. lxc-freeze -n <container name>
C. lxc-stop -n <container name> --freeze
D. kill -STOP `lxc-info --pid -n <container name>`
正解：B
解説: (Topexam メンバーにのみ表示されます)

質問 5：
Identify the minimum required steps to configure an NIS master.
1.Ensure that the yptools, ypbind, and ypserv RPMs are installed.
2.Configure and set the NIS domain name.
3.Start the ypserv service.
4.Start the ypxfrd service.
5.Start the yppasswdd service
6.Run ypinit -m
7.Start the ypbind service
A. 1, 2, 3, 4, 5, 6
B. 1, 2 , 3, 6, 7
C. 1, 2, 3, 6
D. 1, 2, 3, 4, 6, 7
E. 1, 2, 3, 4, 5, 6, 7
正解：B
解説: (Topexam メンバーにのみ表示されます)

質問 6：
Which statement is true about configuring a nameserver in Oracle Linux?
A. It may be authoritative for some zones and cache-only for other zones.
B. If it is a secondary nameserver, it must be an authoritative nameserver for all zones.
C. If it is a recursive nameserver, it must be a cache-only nameserver for all zones.
D. If it is a secondary nameserver, it must copy zone data from a primary nameserver.
E. If it is a primary nameserver, it must be an authoritative nameserver for all zones.
正解：E

質問 7：
Consider the features of virtualization modes.
Which three statements are correct?
A. With full virtualization (FV), all aspects of a guest OS are virtualized. The guest OS running on a virtual machine (VM) can run unmodified.
B. PV takes advantage of the virtualization hardware extensions offered by the physical server. These hardware extensions are required to run paravirtualized VMs.
C. With paravirtualization (PV), the paravirtualized guests run a modified version of the guest OS, which communicates with the hypervisor by using hypercalls.
D. Xen is a type-2 hypervisor that allows guests to run either as fully paravirtualized (PV guests) or as hardware virtualized (HVM guests), with or without paravirtualized drivers.
E. The Oracle Linux Unbreakable Enterprise Kernel (UEK) is a PVOPS kernel that contains all paravirtualized drivers and can determine whether the underlying system supports FV or PV operations.
正解：B,D,E

質問 8：
Which three features are included in the OCFS2 file system?
A. online defragmentation
B. sparse file support
C. transparent compression F transparent encryption
D. multiple cluster sizes
E. metadata checksums
正解：B,D,E
解説: (Topexam メンバーにのみ表示されます)