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CA Technologies CAT-280 Dumps

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Total 50 questions

CA AppLogic r3 Administrator Exam Questions and Answers

Question 1

Because your grid has network high availability (HA), before going live with the grid, you want to perform a number of switch failover tests. Which test should you perform to simulate switch

power failure?

Options:

A.

Disconnect all cables from one switch for one minute.

B.

Pull all the network cables from one bank of interfaces on the switch.

C.

Pull the power on one switch and leave it offline for at least five minutes.

D.

Access the switch administrative interface and administratively shut the port to disable it.

Question 2

A key characteristic of CA AppLogic is that it separates:

Options:

A.

Applications from components.

B.

Automation from orchestration.

C.

The application from the data center infrastructure.

D.

Administration functions from auditing functions at the data center level.

Question 3

Which statement about CA AppLogic abstraction and virtualization is TRUE?

Options:

A.

CA AppLogic virtualizes direct access to peripheral devices, such as tape drives.

B.

For each type of virtual resource, there are several scalable, system wide resource pools.

C.

CA AppLogic virtualizes access to two types of peripheral devices: block storage devices and serial ports.

D.

CA AppLogic abstracts hardware into three different types of virtual resources: virtual volumes, virtual network interfaces, and compute.

Question 4

After you download the two Backbone Fabric Controller (BFC) ISOs, why do you need to use the md5sum BFC command?

Options:

A.

To check the BFC version of each file

B.

To check how many devices are connected to the BFC

C.

To check that the download of the ISOs was successful

D.

To count the numerous BFC configuration files and automatically match them against the number specified in the packing slip file

Question 5

As a grid maintainer, you need to view log files that will help you to troubleshoot problems relating to CA AppLogic grids. Which location contains the files you need?

Options:

A.

/var/log/messages /var/log /3tshell /var/log /rbac

B.

/var/log /messages /var/log /3tshell /var/log /users

C.

/var/log /messages /var/log /3tshell /var/log /security/var/log/rbac

D.

/var/log/messages /var/log /3tshell /var/log /rbac/var/log/controller

Question 6

After you implement CA AppLogic, you want to further increase automation in your data center. One way to do this is through self-service portals. Using these, instead of waiting on someone with more expertise or access to perform a task on their behalf, customers can quickly and easily perform tasks for themselves. Which additional functionality does a self-service portal such as CA Service Catalog provide for CA AppLogic customers?

Options:

A.

Directly provision, start, stop, destroy, and migrate applications.

B.

Remove failed servers from grids and quarantine them until they are diagnosed and repaired.

C.

Federate Web applications to more quickly leverage partner-dependent business opportunities.

D.

Add a new server to the Backbone Fabric Controller (BFC) by merely configuring its basic input/output system (BIOS) and powering it on.

Question 7

When you configure authentication for the Backbone Fabric Controller (BFC):

Options:

A.

Make sure that all users access the BFC using the BFC shell only.

B.

Make sure that the bfcaadmin user has read-only access to the database replica directory.

C.

Do not change the default ‘root’ password, because this is required for a correct configuration.

D.

Add any necessary public SSH keys for users that will access the BFC to the ‘/root/.ssh /authorized_keys’ file.

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Total 50 questions