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IBM C9510-401 Exam Made Easy: Step-by-Step Preparation Guide

Questions 11

A system administrator is tasked with monitoring the overall health of the WebSphere environment to be able to tune the environment properly. Specifically, the administrator was asked to:

  • Monitor how much time is spent in the various parts of the environment.
  • Determine the concurrent usage of the site.
  • Identify potential memory leaks.

Which PMI modules can the administrator examine to obtain this data?

Options:

A.

Number of requests, Java virtual memory, Average response time

B.

Number of requests, Average response time, Web server thread pools

C.

Average response time, Java virtual memory, Number of Live HTTP Sessions

D.

Average response time, Web server thread pools, Number of Live HTTP Sessions

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Questions 12

There are many applications deployed in a large WebSphere Application Server cluster. A system administrator is required to give Configurator role access to a developer for a single application deployed in that cluster.

How should the administrator meet this requirement and restrict Configurator role access for a single application?

Options:

A.

Create a J2C authentication alias for that developer.

B.

Create an Administrative user role and provide Configurator access to the developer.

C.

Create an Administrative group role and provide Configurator access to the developer.

D.

Create an administrative authorization group, scope it only for that application and create an Administrative user or group role to give Configurator access to the developer.

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Questions 13

A WebSphere system administrator needs to install the Installation Manager (IM) on an unmanaged node on a host named <machine2>. The deployment manager is running on a host named .

What step must the administrator take before submitting a job from the Integrated Solutions Console (ISC) to install the IM on <machine2>?

Options:

A.

Install a node agent on .

B.

Install the job manager on .

C.

Start the job manager on .

D.

Register as a target for job manager.

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Questions 14

A system administrator has to design a new production environment to host a web application. The workload of this web application is expected to increase during special marketing campaigns.

Which one of the following topologies should the administrator configure to address the requirements for this new environment?

Options:

A.

A Liberty collective environment with autonomic managers and on demand router (ODR).

B.

A flexible management environment supported by one admin agent running in each node of the cell.

C.

A dynamic cluster with autonomic managers, application placement controller and intelligent routers.

D.

A heterogeneous cell with enough server to support the peak load spread across multiple nodes on the same machine.

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Questions 15

A system administrator has deployed web applications to a clustered environment where database session persistence is configured. The administrator needs to improve the response time and the throughput.

How can the system administrator do this?

Options:

A.

Disable server affinity.

B.

Configure dynamic caching.

C.

Configure a load balancer to spread work between existing web servers.

D.

Tune the database session persistence to optimize for failover.

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Questions 16

A system administrator completed a WebSphere Application Server installation by using the Installation Manager. During installation, all defaults were selected for the installation root directories and the shared resources directory. Over time, the administrator has updated the installation with various interim fixes and fix packs. The administrator notices that the shared resources directory is very large in size and grows larger each time the Installation Manager is run.

How can the administrator decrease the size and remove some of the content from the shared resources directory?

Options:

A.

Manually delete content from the directory.

B.

During an update, create a new shared resources directory.

C.

Clear the Delete Saved Files option for the Installation Manager.

D.

Set the preserveDownloadedArtifacts preference to false.

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Questions 17

A system administrator has created a Python script that will run in WebSphere Network cell where administrative security is enabled. This script is named doUpdate.py and will be run by using the following:

wsadmin -connType RMI -f doUpdate.py

How can the administrator suppress a user/password prompt from appearing when this script is run?

Set the user and password in the:

Options:

A.

sas.client.props file.

B.

ssl.client.props file.

C.

soap.client.props file.

D.

wsadmin.properties file.

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Questions 18

A system administrator has configured a network deployment cell containing multiple nodes and global security enabled with an LDAP repository. To increase capacity, the administrator needs to add additional nodes to the cell. After adding the nodes by using both scripts and the Integrated Solutions Console (ISC), the administrator examines the System.out log for the deployment manager and notices the following message:

C9510-401 Question 18

How can the administrator resolve this problem?

Options:

A.

Disable Java 2 security.

B.

Restart the deployment manager.

C.

Increase the RSA token timeout value.

D.

Change the number of active LTPA keys.

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Questions 19

A system administrator is required to create a star topology for multi-cell performance management for three WebSphere Application Server cells.

How should the administrator configure the Application Placement Controller (APC) in a star topology?

Configure the cell custom property CenterCell to:

Options:

A.

false in all three WebSphere Application Server cells.

B.

false in one WebSphere Application Server cell

true in the other two WebSphere Application Server cells.

C.

true in all three WebSphere Application Server cells.

D.

true in one WebSphere Application Server cell

false in the other two WebSphere Application Server cells.

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Questions 20

After collecting diagnostic trace from a server running under a cell, a system administrator noticed that the trace files contained sensitive information.

To avoid this issue in the future, what can the administrator do?

Options:

A.

Configure entries in the ras.rawtracelist.properties.

B.

Configure suppressSensitiveTrace in the bootstrap.properties file.

C.

Clear the “Disable logging and tracing of potentially sensitive data” checkbox.

D.

Add the entry com.ibm.websphere.logging.RawTraceList=off to the end of the trace string.

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