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Question 1

A customer reports a performance problem with DefaultStockService. After checking the customer's system by running SELECT COUNT(*) FROM {StockLevelHistoryEntry}, you discover that there are hundreds of millions of instances of StockLevelHistoryEntry.What would you do to resolve this performance issue?Note: There are 2 correct answers to this question.

ADelete the content of the StockLevelHistoryEntry table directly from the database to immediately improve performance.

BImplement a CronJob that will clean the StockLevelHistoryEntry table according to customer business needs.

CSuggest an improvement by creating a maintenance request for the customer.

DRun Cleanup Type System in the SAP Commerce Administration Console.
You can resolve the performance issue with DefaultStockService by implementing a CronJob that will clean the StockLevelHistoryEntry table according to customer business needs and by suggesting an improvement by creating a maintenance request for the customer. The CronJob can help reduce the size of the table and improve the query performance. The maintenance request can help inform SAP about the issue and request a possible enhancement or fix. You should not delete the content of the table directly from the database, as this may cause data inconsistency or loss.You should not run Cleanup Type System in the SAP Commerce Administration Console, as this will not affect the StockLevelHistoryEntry table.

Correct answer: B, C

Question 2

What does SAP Commerce Cloud, context-driven services capture?Note: There are 3 correct answers to this question.

AData replication events

BOutgoing requests from SAP Commerce to external services

CClick events, order events, and address book event updates

DQuantity updates in the shopping cart

EAll customer interactions and behaviors
SAP Commerce Cloud, context-driven services capture click events, order events, and address book event updates, quantity updates in the shopping cart, and all customer interactions and behaviors.These data points are used to provide personalized and relevant experiences for customers based on their context and preferences.

Correct answer: C, D, E

Question 3

In the SAP Commerce cache, how does invalidation work on a product type?Note: There are 2 correct answers to this question.

ACached Product items updated during the import are invalidated in all connected SAP Commerce cluster nodes and are reloaded from the database when it is used next.

BAll cached FlexibleSearch results where Product type is included are invalidated because the result set might have changed.

CCached Product items updated during the import are invalidated only in the node where the import is running.

DAll cached FlexibleSearch results are invalidated from the query results region because the result set might have changed.
In the SAP Commerce cache, invalidation works on a product type by invalidating cached Product items updated during the import in all connected SAP Commerce cluster nodes and by invalidating all cached FlexibleSearch results where Product type is included. This ensures that the cache only holds valid data and that the queries return consistent results.The invalidation is not limited to the node where the import is running, nor does it affect all cached FlexibleSearch results from the query results region. Reference:1

Correct answer: A, B

Question 4

You see the following entry in the thread dumps while analyzing a system's performance:ajp-8019- 43" nid=183 state=WAITING - waiting on <0x515a41f6> (a org.apache.tomcat.util.net.JIoEndpoint$Worker) - locked <0x515a41f6> (a org.apache.tomcat.util.net.JioEndpoint$Worker)at java.lang.Object.wait(Native Method)at java.lang.Object.wait(Object.java :485)at org.apache.tomcat.util.net.JioEndpoint$Worker.await(JioEndpoint.java :471)at org.apache.tomcat.util.net.JioEndpoint$Worker.run(JioEndpoint.java :497)at java.lang.Thread.run(Thread.java:662)Locked synchronizers: count = 0 How do you interpret this thread dump?

AThe Tomcat AJP parameter maxThreads is too small to handle simultaneous requests.

BThe JVM option maxAJPThreads is too small to handle simultaneous requests.

CThe thread is waiting for an incoming connection.

DThe system is about to crash because the thread is blocked and cannot perform its job.
The thread dump entry indicates that the thread is waiting for an incoming connection. The thread is part of the AJP connector, which communicates with a web connector via the AJP protocol. The thread is in a WAITING state, which means that it is waiting for another thread to perform an action. The thread is waiting on an object of type org.apache.tomcat.util.net.JIoEndpoint$Worker, which represents a worker thread that processes incoming requests.The thread dump entry does not imply that the Tomcat AJP parameter maxThreads is too small, that the JVM option maxAJPThreads is too small, or that the system is about to crash. Reference:1

Correct answer: C

Question 5

What must you do when you configure the OAuth2 for SAP Cloud Integration?Note: There are 3 correct answers to this question.

AAssign ROLE_CLIENT or ROLE_TRUSTED_CLIENT in the SAP Commerce Backoffice.

BConfigure the token endpoint URL in the SAP BTP cockpit.

CAssign the ESBMessaging.Send role in the SAP Commerce Backoffice.

DRun an ImpEx to import the OAuthClientDetails and ExposedOAuthCredential type data in the SAP Commerce Backoffice.

ECreate the secret client credentials in the SAP Commerce Backoffice.
The steps that you must do when configuring OAuth2 for SAP Cloud Integration are assigning ROLE_CLIENT or ROLE_TRUSTED_CLIENT in the SAP Commerce Backoffice, running an ImpEx to import the OAuthClientDetails and ExposedOAuthCredential type data in the SAP Commerce Backoffice, and creating the secret client credentials in the SAP Commerce Backoffice.These steps are necessary to enable role-based authentication between SAP Commerce Cloud and SAP Cloud Integration using OAuth2 tokens.

Correct answer: A, D, E

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