Which two options prevent unauthorized access to the named service from the rndc utility on Oracle Linux?

A. running rndc-confgen –a to generate a key that can be used by both the named service and the rndc utility

B. running rndc-confgen –a to generate a key that can be used only by the named service

C. running rndc -k /etc/rndc.key to generate a key to be used only by the rndc utility

D. the presence of /etc/named.conf with the line include "/etc/rndc.key"; to allow the named service to check for a matching key from the rndc utility

Which two statements are true about recursive nameservers that are supported by Oracle Linux?

A. They may be authoritative.

B. They may forward requests to authoritative name servers on some occasions.

C. They may be primary nameservers.

D. They cache replies from previous name resolution requests.

E. They may be secondary nameservers.

Which two statements are true about container template scripts?

A. They must be Bourne Shell scripts.

B. Their name must start with 1xc-.

C. They must support the --arch option.

D. They must not be interactive.

E. They must install a Linux distribution.

What statement describes the iSCSI client system's iSCSI database?

A. The client maintains a text formatted file, /etc/iscsi/iscsi.db.

B. The client can use either a local database in the form of a Berkeley DB formatted file in /etc/iscsi or a distributed database in the form of Internet Storage Naming Service (iSNS) as its database. It is a decision for the System and Storage Administration team.

C. The client maintains a local database in the form of a directory tree structure in /var/lib/iscsi.

D. The client maintains a local database in the form of a directory tree structure in /etc/iscsi/db.

Which three types of output may be obtained from commands from the crash utility in Oracle Linux?

A. kernel data structures

B. information about all open and closed files

C. kernel symbol names

D. information about all mounted and unmounted file systems

E. a list of tasks on the sleep queue

F. a list of tasks on the stopped queue

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

Consider the features and capabilities of DTrace in Oracle Linux. Which two statements are true?

A. DTrace is available on Oracle Linux only on the z86_64 platform.

B. DTrace is available on all Linux platforms.

C. The Linux kernel changes required to support DTrace, and the DTrace kernel module, are available under the GNU GPL license.

D. DTrace package are part of the standard OL distribution, although they are not installed by default.

E. DTrace package are available by subscription from the Unbreakable Linux Network (ULN).

When you are using OCFS2, which two statements are true about Linux kernel configuration and use?

A. kernel.panic_on_oops must be set to 1 to prevent a cluster hang.

B. OSFS2 requires the use of the Red Hat compatible kernel.

C. You must compile the OSFS2 module and make it available in the UEK kernel.

D. OCFS2 requires the use of UEK3.

E. kernel.panic must be set to 30 or higher.

Examine the listing of the /users directory:

While checking your assigned dick quotas on the /users file system, you receive the following errors:

Identify the reason for these errors.

A. The /users file system is mounted without the usrquota option.

B. The /users file system is mounted without the grprquota option.

C. Quotas are disabled with the quotaoff command.

D. The permissions on /users/aquota.user are incorrect.

You must configure DHCPD on a system with one interface to support only the clients that require a fixed address.

What must you define in /etc/dhcp/dhcpd.conf to meet this requirement?

A. one SUBNET definition, without a RANGE definition, and multiple HOST definitions

B. one SUBNET definition, without a RANGE definition, and multiple HOST definitions

C. only one SUBNET definition with a RANGE definition

D. only one SUBNET definition without a RANGE definition