[Free] 2018(Jan) Dumps4cert Testinsides Oracle 1z0-100 Dumps with VCE and PDF 61-70

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Oracle Linux 5 and 6 System Administration

Question No: 61

You want sendmail to deliver mail for these users:

John.smith@acme.comto mailbox jsmith1 John.smith@foo.comto mailbox jsmith2 John.smith@bar.comto mailbox jsmith3

In which sendmail configuration database can this requirement be defined?

  1. /etc/aliases

  2. /etc/mail/userdb

  3. /etc/mail/virtusertable

  4. /etc/mail/domaintable

  5. /etc/mail/genericstable

Answer: C

Explanation: /etc/mail/virtusertable


The following example demonstrates how to create custom entries using that format: root@example.com root

postmaster@example.com postmaster@noc.example.net

@example.com joe

Question No: 62

Identify two true statements about the nice command.

  1. It may the used to raise the priority of existing processes.

  2. It may be used to set the initial priority of a process.

  3. A higher nice value makes a process run at a lower priority.

  4. By default, a normal user can make a process run at a higher priority.

  5. It may be used to lower the priority of existing processes.

Answer: B,C

Question No: 63

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

  1. The openssh-server package must not be installed.

  2. The openssh package must be installed.

  3. The sshd daemon must not be started.

  4. The openssh-client package must be installed.

  5. The ssh-agent must be started.

  6. ssh keys must be generated by any user using the ssh client.

Answer: B,D


Question No: 64


  1. Zip

  2. Bzip2

  3. Gzip

  4. Xz

  5. Cpio

Answer: B,C,D

Question No: 65

Examine this MDAM output:

Dumps4Cert 2018 PDF and VCE

Which two aspects can be determined from this output?

  1. A RAID device failed and has been replaced with the hot spare.

  2. A new RAID device was just added to replace a failed one.

  3. Read and write performance is currently not optimal on this RAID set.

  4. Only write performance is currently not optimal on this raid set.

  5. An extra device was added to this RAID set to increase its size.

Answer: A,E

Question No: 66

Examine this output captured on an NFS server:

# mount | grep export

/dev/sdc1 on /export type ext3 (rw)

/dev/sdc2 on /export/share2 type ext3 (rw)

# cat /etc/exports

/export (*ro)

You mounted the /export filesystem on an NFS client using the command:

# mount NFS_SERVER:/export/mnt

What is the result of listing the files in /mnt/share2 on the NFS client?

  1. It lists any files stored in the share2 directory in the /dev/sdc1 partition of the NFS server.

  2. It lists any files stored in the root directory in the /dev/sdc2 partition of the NFS server.

  3. It results in a permission denied error.

  4. It results in a stale NFS handle error.

  5. It produces no output.

Answer: B

Question No: 67


  1. It contains Oracle Linux installation ISO images.

  2. It contains Oracle Linux binary RPM packages.

  3. It contains Oracle Linux errata packages.

  4. It contains Oracle Linux source RPM packages.

  5. It contains beta Oracle Linux software packages.

  6. It does not contain Unbreakable Enterprise Kernel packages.

Answer: B,C,D,F




public yum service is automatically disabled.

Question No: 68

What is the main advantage of the Oracle Unbreakable Enterprise Kernel compared with the Red Hat compatible kernel?

  1. It is more secure and, therefore, more difficult to hack.

  2. It has a lower Mean Time Between Failures.

  3. It provides higher availability for applications by reducing Mean Time to Recovery.

  4. It scales better for more CPUS, memory, and Infiniband network connections.

Answer: D

Explanation: The Unbreakable Enterprise Kernel, for those who want to leverage the latest features from

mainline Linux and boost performance and scalability.


Question No: 69

Which three statements are true concerning filesystems supported by Oracle Linux?

  1. An ext3 filesystem can be mounted as an ext2 filesystem.

  2. An ext4 filesystem can be mounted as an ext3 filesystem.

  3. The ext3 and ext4 filesystems both support multiple journaling modes.

  4. The btrfs filesystem includes a volume manager.

  5. The btrfs filesystem cannot be used for the root filesystem.

  6. The ext4 filesystem is a copy-on-write filesystem.

Answer: A,C,D

Explanation: A: ext2 file systems are upgradeable to ext3 without reformatting.

C: The ext3 file system includes journaling capabilities to improve reliability and availability. In addition to the features of ext3, the ext4 file system supports extents (contiguous physical blocks), pre-allocation, delayed allocation, faster file system checking, more robust journaling, and other enhancements.

Question No: 70

Which three statements are true about administering user accounts and groups for an Oracle Linux server in preparation for installing the Oracle Database server?

  1. The Oracle software owner must be a Linux user called oracle.

  2. The Oracle software owner must not be the root user.

  3. The owner of the Oracle httpd daemon process must be the Linux user called nobody.

  4. A Linux user who is a member of the OSDBA group may start an Oracle database instance.

  5. The /etc/sudoers file must specify that the Oracle software owner be allowed to run commands as root.

  6. The OINSTALL group owns the Oracle Inventory.

Answer: B,D,F

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