B.

${secure::tiskeystore,keyPassowrd}

Explanation:
secure::tiskeystore,keyPassowrdShortExplanationofCorrectAnswerOnly:Toreferenceasecurepropertyvaluewithintheapplication,In this case, the property name is tiskeystore,keyPassword, so the correct syntax is ${secure::tiskeystore,keyPassowrd}. 

References:
https://docs.mulesoft.com/mule-runtime/4.3/secure-configuration-properties#referencing-secure-properties

D.

XML template file, YAML configuration file

Explanation:
To package a custom policy using the HTTP Policy Transform Extension, the developer needs to create an XML template file and a YAML configuration file. The XML template file defines the policy logic using Mule components and placeholders for user-defined properties. The YAML configuration file defines the metadata of the policy, such as its name, description, category, parameters, and dependencies.

References:
https://docs.mulesoft.com/api-manager/2.x/http-policy-transform#packaging-the-policy

B.

For persistent queues, the message will be processed after the system comes online

Explanation:
In case of a system failure, in-flight messages in persistent VM queues that have been consumed will be processed after the system comes online. This is because persistent VM queues store messages on disk and guarantee delivery even if there is a system crash or restart. Therefore, any in-flight messages that have been consumed but not processed will be recovered from disk and processed when the system is back online.

References:
https://docs.mulesoft.com/mule-runtime/4.3/vm-connector#persistent-queues

D. Wrap all Anypoint MQ Publish operations within a With CorrelationID scope from the Tracing module, setting the correlation ID to the order ID

D.

http-policy:processor

The http-policy:processor element is used to intercept outbound HTTP requests made by Mule applications. It allows customizing the request before it is sent to the target API and modifying the response after it is received from the target API.

References:
https://docs.mulesoft.com/api-manager/2.x/policy-mule4-custom-policy#policy-xml-file

B.

Mutual TLS authenticates the identity of the server before the identity of the client

Explanation
Mutual TLS (mTLS) is an extension of TLS that requires both parties (client and server) to present their certificates to each other during the handshake process. This way, both parties can verify each other’s identity and establish a secure connection. The authentication of the server happens before the authentication of the client, as the server sends its certificate first and then requests the client’s certificate.

References:
https://docs.mulesoft.com/mule-runtime/4.3/tls-configuration#mutual-authentication

C.

Pom.xml

Explanation
To use Maven to successfully deploy the application, the developer needs to modify the pom.xml file inside the Mule project. The pom.xml file contains the configuration and dependencies of the Mule application, as well as the deployment information such as the CloudHub region, environment, and worker size. The developer needs to specify these properties in the pom.xml file before using Maven to deploy the application.

References:
https://docs.mulesoft.com/mule-runtime/4.3/mmp-concept#application-deployment-descriptor

B.

Keytool-importkeystore –srckeystore keystore p12-srcstoretype JKS –destkeystore keystore.p12–deststoretype PKCS12

Explanation:
To convert a JKS keystore to PKCS12, the developer needs to use the keytool-importkeystore command with the following options: -srckeystore keystore.jks -srcstoretype JKS -destkeystore keystore.p12 -deststoretype PKCS12. This command imports all entries from a source JKS keystore (keystore.jks) into a destination PKCS12 keystore (keystore.p12).

References:
https://docs.oracle.com/en/java/javase/11/tools/keytool.html#GUID-5990A2E4-78E3-47B7-AE75-6D1826259549