Oracle Java Cloud Service

Question - 22 Maximum mark : - 37

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Oracle Java Cloud Service

When creating an Oracle Java Cloud Service instance by using the REST API, you pass the following JSON document with your request: The service instance is provisioned successfully and the sample application is automatically deployed. Which port is valid for accessing the sample application over the HTTPS protocol?

8989 ✘ 80 ✘ 9001 ✘ 8001 ✔ 7002 ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

The on-premises Java EE application that you are planning to migrate to Oracle Java Cloud Service instance contains JMS (Java Messaging Service) resources: hwjms_srv [a JMS server], hwjms_mod [a JMS module], and hwjms_agent [a Store and Forward agent] What should you do the first time you migrate these JMS resources?

Pack the JMS resource files at the on-premises environment and unpack the files in the Oracle Java Cloud Service instance ✘ Copy the WLS domain configuration folder from the on-premises environment to the Oracle Java Cloud Service instance ✘ Create the JMS resources in the Oracle Java Cloud Service instance ✘ Create a WLS cluster in the Oracle Java Cloud Service instance and add the Managed Servers from the on-premises WLS domain ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

You have been provisioned with a Java Cloud Service instance. The WebLogic Server domain in this instance has an Administration Server and two Managed Servers. The Managed Servers are configured into a cluster. You plan to create an additional security realm to create and test custom security policies in the WebLogic Server domain of this instance. How many security realms can be active in a WebLogic Server domain of the Java Cloud Service instance?

three: one for the Administration Server and one for each Managed Server ✘ two: one for the Administration Server and one for the cluster ✘ four one for the domain and one for each WebLogic Server ✘ one: for the domain only ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

You want to deploy an application to an Oracle Java Cloud Service instance. In this case, you must create an SSH tunnel to a port on the appropriate virtual machine (VM). Which statement is true?

Specify the public IP address of the Managed Server ✘ Specify port 22 as the local port ✘ Specify the private key corresponding to the public key used in creating the service ✘ Use a Linux SSH client rather than a Windows tool to create the tunnel ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

You are migrating an automobile service records application from your on-premises environment to an Oracle Java Cloud Service instance. In this application, you are using JMS services to orchestrate service records processing. To migrate the JMS resources to the Oracle Java Cloud Service instance, which procedure should you follow at the source [on-premises] environment?

Use the WLS Administration Console and note the JMS configuration information from the on-premises environment ✘ Use the zip utility and package the managed server files in the domain in the on-premises environment ✘ Use the database export [or expdp] utility to export JMS resources in the on-premises environment ✘ Use the WLS pack utility to pack the JMS resources in the one-premises environment ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

The Coherence feature is optional in Oracle Java Cloud Service. Which is a true statement about the Coherence feature?

The Coherence feature is enabled only during the initial creation of a service instance in Oracle Java Cloud Service ✘ Then the Coherence feature is enabled, only the data tier cluster is associated with the Coherence cluster ✘ The data tier cluster is scaled independently of the application tier cluster using cloud tooling or the REST API. ✘ The data tier cluster cannot be removed after the Coherence feature is enabled ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

You deploy your application to Oracle Java Cloud Service

application whitelist validation ✘ application log ✘ service log ✘ system log ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

You are tasked with tuning your Oracle Java Cloud Service application environment. Identify the correct sequence of activities for Oracle's recommended performance tuning methodology.

Configure the Oracle Java Cloud Service compute shape and clusters, set up Oracle Database Cloud ✘ Understand performance objectives, measure performance metrics, locate bottlenecks in the system, minimize impact of bottlenecks, and achieve performanceobjectives ✘ Tune the EJBs and message-driven beans, the JDBC data source, the WebLogic JMS components, the Resource Adapters, the Web Applications, and theWeb Services ✘ Review the Oracle Java Cloud Service Console metrics, the Fusion Middleware Control metrics, the WebLogic Server console diagnostics, the Java MissionControl flight recordings, and the operating system performance monitoring console. ✔ Tune the database, the application, the Weblogic Server configuration, the JVM, and the operating system ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

You provision an Oracle Java Cloud Service instance with the following configuration: cluster size of 2 compute shape set to OC4 (2 OCPUs and 15 GB memory) load balancer enabled with a compute shape set to OC5 (4 OCPUs and 30 GB memory) Oracle Database Cloud

8 ✘ 5 ✘ 4 ✘ 6 ✔ 7 ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

10.

You have an operational Java EE application running on your premises using Oracle Database. You want to migrate this application to an Oracle Java Cloud Service instance. Which procedure should you follow to migrate the application data to the Oracle Java Cloud Service instance?

In the Oracle Java Cloud Service instance, create the schema and populate application data manually using SQL ✘ Use the import [or impdp] utility to import the schema and data into the database in the Oracle Java Cloud Service instance ✘ Use the database archive logs from the on-premises database and apply to the database in the Oracle Java Cloud Service instance ✘ Copy the database data files from the on-premises environment to the Oracle Java Cloud Service instance ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

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