What configuration change will reduce the number of com.tangosol.util.Binary instances?

Correct Answer for the following Question is given below Your application had experienced an OutOfMemoryError on one of the cache servers. You had configured the JVM to produce a heap dump when OutOfMemoryErrors occur. Your analysis of the heap dump indicates that approximately 90% of the heap is consumed by instances of com.tangosol.util.Binary.What configuration change … Read more

Which feature in Coherence can be used to achieve this?

Correct Answer for the following Question is given below For operations that act on data that exists on multiple nodes, Coherence can do the processing in parallel, and put together the partial results from each node into a single result before sending it to the client.Which feature in Coherence can be used to achieve this? … Read more

What two actions occur if that node was part of a distributed cache where backup_count = 1?

Correct Answer for the following Question is given below A Coherence node dies and is removed from a cluster.What two actions occur if that node was part of a distributed cache where backup_count = 1? (Choose two.) Question: What two actions occur if that node was part of a distributed cache where backup_count = 1? … Read more

Which two mechanisms are explicitly monitored to determine death of a cluster member?

Correct Answer for the following Question is given below Which two mechanisms are explicitly monitored to determine death of a cluster member? (Choose two.)Death detection works by creating a ring of TCP connections between all cluster members. TCP communication is sent on the same port that is used for cluster UDP communication. Each cluster member … Read more

Which statement about JRockit Discovery Protocol (JDP) is true?

Correct Answer for the following Question is given below Which statement about JRockit Discovery Protocol (JDP) is true?Reference: https://books.google.com.pk/books?id=Wyu4XHQQeFwC&pg=PT418&lpg=PT418&dq=Jrootkit+discovery+protocol+enables+network+auto+discovery+of+JVMs&source=bl&ots=fwYlTNHe_J&sig=uiQ691dg60y4N7wPLhZu01oBr60&hl=en&sa=X&redir_esc=y#v=onepage&q=Jrootkit%20discovery%20protocol%20enables%20network%20auto%20discovery%20of%20JVMs&f=false Question: Which statement about JRockit Discovery Protocol (JDP) is true? Options: JDP enables network auto discovery of JVMs. JDP is a subset of HTTP. JDP can be used by application to exchange serialized data between JVMs. … Read more

What is the minimum recommended JVM heap size for each cache server?

Correct Answer for the following Question is given below Your application will store data in two partitioned caches, each configured for one backup. You have calculated the total amount of data to be 10 GB for the first cache, and 3 GB for the second cache. You plan to run 10 cache servers in total.What … Read more

Which solution supports the customer’s requirements?

Correct Answer for the following Question is given below Your customer is a financial services company that uses a large compute grid (not Coherence) to do risk calculations. Objects representing risk scenarios are cached in Coherence. When these objects are updated, they are sent to the compute grid to recalculate risk via a continuous query … Read more

Which near cache configuration matches the requirements for this application?

Correct Answer for the following Question is given below Consider an application using a Coherence partitioned cache to store HTTP session data. There is a load balancer that performs client based affinity (or “sticky load balancing”), meaning that requests that come from a particular user will be routed to the same application server every time. … Read more

How would you add one more instance of the earlier deployed appliance?

Correct Answer for the following Question is given below An Oracle RAC Database appliance was initially deployed with two database instances. The load on the database has now increased and another instance needs to be provisioned.How would you add one more instance of the earlier deployed appliance? Question: How would you add one more instance … Read more

What two tools will help confirm that the new environment satisfies both criteria?

Correct Answer for the following Question is given below You plan to deploy your Coherence application to a new production environment. You want to ensure that the new environment supports multicast, and that all of the machines are connected to the same physical switch for optimal performance.What two tools will help confirm that the new … Read more