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Exam contains 117 questions

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Question 1 🔥

Which of the following circumstances prevent the usage of container based virtualization? (Choose TWO correct answers.)

Which database solution meets these requirements?

A. More than one container requires access to block devices available in the host system.

Highly voted

B. Remote access via SSH is required to all containers.

Highly voted

C. Each container needs to have its own user accounts and user groups.

Highly voted

D. Administrators of containers must be able to install customized Linux kernels.

Highly voted

E. Different operating systems are to be used within containers on the same virtualization host.

Highly voted

Discussion of the question

Question 2 🔥

Which of the following statements is true regarding a failover cluster?

Which database solution meets these requirements?

A. The core component of every failover cluster is a load balancer.

Highly voted

B. Every service may not be run more than once in a cluster.

Highly voted

C. Failover clusters provide scalability of a service beyond the capacities of one cluster node.

Highly voted

D. Failover clusters always require storage that is shared by all nodes.

Highly voted

E. In normal operation, services may be spread over all nodes.

Highly voted

Discussion of the question

Question 3 🔥

SIMULATION -Which parameter of vgchange controls whether a volume group is shared within a shared storage cluster? (Specify ONLY the option name without any values or parameters.)

Question 4 🔥

Which of the following statements are true regarding a load balancer? (Choose TWO correct answers.)

Which database solution meets these requirements?

A. Failover clusters are not operational without at least one dedicated load balancer.

Highly voted

B. All response packages sent from a backend server to a client must pass through the load balancer.

Highly voted

C. The load balancer is usually deployed on one of the backend servers.

Highly voted

D. Load balancers may be able to analyze traffic.

Highly voted

E. All incoming connections to the cluster services are received by the load balancer.

Highly voted

Discussion of the question

Question 5 🔥

How does high availability clustering relate to periodic storage backup? (Choose TWO correct answers.)

Which database solution meets these requirements?

A. Regular backups become generally unnecessary as any data loss or corruption is automatically recovered by the high availability cluster.

Highly voted

B. Regular backups remain vital as they allow restoration of data that was accidentally deleted or corrupted.

Highly voted

C. Regular backups may be reduced to the cluster configuration and cluster state data as this information is sufficient to recover any state of the cluster, including data, at any time.

Highly voted

D. Backups should be located only on the local storage of the cluster and should not be backed up in order to prevent bandwidth congestion.

Highly voted

E. Backup procedures may have to be adapted to the cluster to ensure complete and recoverable backups.

Highly voted

Discussion of the question

Question 6 🔥

When using DRBD in a Pacemaker cluster, which configuration objects must be managed in order to use the DRBD device as storage for other cluster services?(Choose TWO correct answers.)

Which database solution meets these requirements?

A. A security resource in order to permit other cluster services to access the data on the DRBD device.

Highly voted

B. A health resource in order to check the integrity of the file system.

Highly voted

C. A file system resource to mount the device.

Highly voted

D. A replication resource that synchronizes the DRBD device's data to all nodes that may take over the device after a failover.

Highly voted

E. A constraint to ensure the device is mounted before the dependent services are started.

Highly voted

Discussion of the question

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Exam contains 117 questions

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