Latest Oracle 1Z1-821 Actual Free Exam Questions & Community Discussion, Page 3

Question #21

You log in to the system as user1, then switch user to root by using the su - command.
After entering the correct password, yon enter the following commands:
whoami;who am i;id
Which option correctly represents the output?

A. Option B

B. Option D

C. Option C

D. Option A

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Correct Answer: A Vote an answer

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Question #22

New features wore added to ZFS in Oracle Solaris11. Your justification to upgrade from Solaris10 to oracle Solaris11 is that it will be possible to take advantage of the enhancements that were made to ZFS.
Identify the three ZFS functions and features that are included in Oracle Solaris 11, but not in Solaris 10.

A. Encrypted ZFS datasets

B. Shadow Data Migration

C. Ability to use ZFS on the boot drive and boot to a ZFS root file system.

D. Ability for ZFS to detect and remove redundant data from the tile system

E. Ability to split a mirrored ZFS storage pool

F. elimination of the swap file system when using ZFS on the root disk

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Correct Answer: A,B,D Vote an answer

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Question #23

Given the following output of the zpool status command:

Identify the correct statement regarding pool1's configuration.

A. The rsdz1-0 and c3t640 components are submirrors of pool1.

B. Data written to pool1 will be stripped across four disk components.

C. Data will only be stripped across the three disks in rsidz configuration.

D. The configuration is a bug in Solaris 11; it cannot be created by an administrator.

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Correct Answer: A Vote an answer

Question #24

Select two correct statements about the authentication services available in Oracle Solaris
11.

A. Secure Remote Procedure Calls (Secure RPC) provides a mechanism to encrypt data on any IP Socket connection.

B. Pluggable Authentication Modules (PAM) is used to control the operation of services such console logins and ftp.

C. The Secure Shell can be configured to allow logins across a network to remote servers without transmitting passwords across the network.

D. Simple Authentication and Security Layer (SASL) provides a mechanism to authenticate and encrypt access to local file system data.

E. Pluggable Authentication Modules (PAM) is used to implement the Secure Shell in Oracle Solaris 11.

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Correct Answer: B,D Vote an answer

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Question #25

The storage pool configuration on your server is:

You back up the /pool1/data file system, creating a snapshot and copying that snapshot to tape (/dev/rmt/0). You perform a full backup on Sunday night and Incremental backups on Monday through Saturday night at 11:00 pm. Each incremental backup will copy only the data that has been modified since the Sunday backup was started.
On Thursday, at 10:00 am, you had a disk failure. You replaced the disk drive (c4t0d0).
You created pool (pool1) on that disk.
Which option would you select to restore the data in the /pool1/data file system?

A. Load the Sunday tape and enter:zfs recv pool1/data < /dev/rmt/0Load the Wednesday tape and enter:* commands missing*

B. Load the Sunday tape and restore the Sunday snapshot:zfs recv pooll/data <
/dev/rmt/0zfs rollback pool1/data@monLoad the Wednesday tape and restore the Wednesday snapshot:zfs recv -i pooll/data < /dev/rmt/0zfs rollback pool1/data@wed

C. zfs create pool1/dataLoad the Monday tape and enter:zfs recv pool1/data <
/dev/rmt/0Load the Wednesday tape and enter:zfs recv -F pool1/data < /dev/rmt/0

D. zfs create pooll/dataLoad the Wednesday tape and enter:zfs recv -F pool1/data <
/dev/rmt/0

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Question #26

You want to deploy Oracle Solaris 11 with the Automated Installer (AI). You need to make sure that your server and network meet the requirements for using AI.
Choose the three options that describe the requirements for using AI.

A. You need a separate install service for each different client architecture that you plan to install, and for each different version of the Oracle Solaris 11 OS that you plan to install on client systems.

B. If two client machines have different architectures and need to be installed with different versions of the Oracle Solaris 11 OS, then create two AI manifests and two install services.

C. The install server can be either an x86 machine or a SPARC machine.

D. If two client machines have different architectures and need to be installed with the same version of the Oracle Solaris 11 OS, then create two AI manifests and a single install service.

E. You can create only one manifest per install service. If you need more than one manifest create multiple install services.

F. The install server needs to be able to access an Oracle Solaris Image Packaging System (IPS) software package repository; the clients do not.

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Correct Answer: C,D,F Vote an answer

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Question #27

Which command should you choose to display the current parameters for the FSS scheduler?

A. dispadmin -c FSS -g

B. dispadmin - c FSS

C. priocntl -c FSS -g

D. prionctl -c FSS

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Question #28

In an effort to reduce storage space on your server, you would like to eliminate duplicate copies of data in your server's ZFS file systems.
How do you specify that pool1/data should not contain duplicate data blocks (redundant data) on write operations?

A. zfs create - o dedup=on pool1/data

B. zfs create - o dedupratio=2 pool1/data

C. zfs create - o deduplication=on pool1; zfs create pool1/data

D. zpool create -o deduplication =on pool1; zfs create pool1/data

E. zfs create - o compression=on pool1/data

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Question #29

The interface net3 should be operating, but is not.
Command:

Which command should you enter next?

A. ipadm enable-if

B. ipadm up-addr

C. ipadm show-if

D. ipadm create-ip

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Question #30

You created an IP address for interface not.3 with the following command, which executed successfully:
ipadm create-addr -T static -a 192.168.0.100/24 net3/v4
You then ran:
ipadm show-if
The result indicated that the interface was down.
You then ran:
ipadm delete-addr net3/v4
ipadm create-addr -T static -a 192.168.0.101/24 net3/v4
ipadm show-if
The last command indicated that the interface was up.
Why did it work with the second address specified, but not the first?

A. The 192.168.0.100 address is reserved for broadcast messages.

B. The address 192.168.0.100 is at a boundary and may not be configured in Oracle Solaris 11.

C. 192.168.0.100 is a DHCP address and may not be statically configured in Oracle Solaris
11.

D. Another device exists on the network, using the 192.168.0.100 address.

E. The network interface card does not support the address 192.168.0.100.

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Correct Answer: D Vote an answer

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