Oracle 1z0-100題庫介紹

Oracle Linux 5 and 6 System Administration 的出題範圍廣、題型靈活，不少考生第一次應考都敗在臨場經驗不足。NewDumps 收錄 142 道貼近真實考試的 1z0-100 模擬試題，幫你提前熟悉出題節奏與題目風格。

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Oracle Linux 5 and 6 System Administration 備考常見疑問一次解答

最新的 Other Oracle Certification 1z0-100 免費考試真題：

問題 #1

Which two steps should be performed to permit using SSH, SCP, or SFTP commands by the ORACLE account on the host FAROUT to the oracle account on the host WAYOUT without supplying a password?

A. The oracle account user on host WAYOUT must set the permissions on the
~/oracle/.ssh/authorized_keys file to 644.
B. The oracle account user on host FAROUT must issue an ssh-keygen command to generate public and private key files in the ~ oracle/.ssh directory FAROUT.
C. The Oracle account user on host FAROUT must add the contents of ~/oracle/.ssh/id_dsa.pub or
~/oracle/.ssh/is_rsa.pub file to the ~/oracle/.ssh/authorized_keys file on host WAYOUT.
D. The Oracle account user on host FAROUT must set the permissions in ~/oracle/.ssh/authorized_keys file
644.
E. The Oracle account user on host WAYOUT must add the contents of ~/oracle/.ddh/id_dsa or
~/oracle/.ssh/id_rsa.pub file to the ~/oracle/.ssh/authorized_keys file on host FAROUT.
F. The oracle account user on the host WAYOUT must issue an ssh-keygen command to generate public and private key files in the ~/oracle.ssh directory on WAYOUT.

問題 #2

Which two conditions should be met in order to successfully configure an openssh client on Oracle Linux?

A. ssh keys must be generated by any user using the ssh client.
B. The openssh package must be installed.
C. The sshd daemon must not be started.
D. The openssh-server package must not be installed.
E. The ssh-agent must be started.
F. The openssh-client package must be installed.

問題 #3

Examine these details from the sysctl.conf file and from the proc file system:
[root@FAROUT fs]# grep aio-max-nr /etc/sysctl.conf
# oracle-rdbms-server-11gR2-preinstall setting for fs.aio-mx-nr is 1048576 fs.aio-max-nr = 1048576
[root@FAROUT fs] # cat /proc/sys/fs/aio-max-nr
1048576
[root@FAROUT fs] # rpm -q libaio
Libaio-0.0.107-10.e16.x86_64
Libaio-0.3.107-10.e76.i686
Which statement is true about the setting created by oracle-rdbms-server-11gR2-preinstall?

A. It allows a process to request an I/O without waiting for reply.
B. It allows two or more processes to request I/O simultaneously while running on different CPUs.
C. It allows a process to request a single I/O without awaiting for a reply. However, if a second I/O is requested, then the process must wait.
D. It allows two or more processes to request I/Os and then to both be notified when both of them complete.

問題 #4

The user smith, whose primary group is smith, wants to create a file in his home directory, which belongs to the group apps.
Which two statements are correct?

A. The user smith can use the newgrp command to change the primary group to apps, only if smith is listed in /etc/group as a member of the apps group.
B. SGID should be set on smith's home directory to let smith create files that belong to a group that is not his primary group.
C. The user smith can create a file that belongs to the apps group, only If his private group is the apps group as per /etc/group.
D. The user smith can use the newgrp command to change the primary group to apps, but a password is required if smith is not listed in /etc/group as a member of the apps group.

問題 #5

You must remove a Physical Volume (PV) from a Volume Group (VG) containing one Logical Volume (LV) without compromising data availability.
Examine their definitions:


What must you do before using the vgreduce command, to remove the PV?

A. Remove the /dev/sdd PV using the pvremove command.
B. Move allocated physical Extents (PE) from /dev/sdd to other physical volumes by using the 1vvonvert -
- replace command.
C. Resize the /dev/sdd PV to zero using the pvresize command.
D. Move allocated physical Extents (PE) from /dev/sdd to other physical volumes using the pvmove command.

問題與答案：