SWD392 - PT3 Exam; Questions and Answers 100% Solved

SWD392 - PT3 Exam ; Questions and Answers 100% Solved What is a long -living transaction? A. has a human in the loop B. has a long loop C. has a long time D. has an infinite loop Correct answer A. has a human in the loop In the service Discovery pattern, how do a client and service communicate with each other? A. The client communicates directly with the service B. The client communicates directly with the service by a serviceHandle sent from a Broker C. The client communicates indirectly with the service through a Broker D. The client communicates directly with the service without a Broker Correct answer A. The client communicates directly with the service White page brokering is useful when a service requester: A. Needs to discover the location of the service B. Knows the type of service required but not the specific service C. Knows the specific service required but not the type of service D. knows the service required but not the location Correct answer D. knows the service required but not the location Yellow pages brokering is useful when a service requester: A. Needs to discover the location of the service B. Knows the type of service required but not the specific service C. Knows the specific service required but not the type of service D. Needs to discover the broker Correct answer B. Knows the type of service required but not the specific service SWD392 - PT3 Exam ; Questions and Answers 100% Solved When only the superclass in the generalization/specialization relationship is mapped to the relational table.Which of the following is NOT true? A. All the subclass attributes are brought up to the superclass table B. The discriminator is added as an attribute of the superclass table C. This approach can be used if the superclass has many attributes, each subclass has only a few attributes,and there are a small number (two or three) of subclasses D. The superclass table includes only attributes of the superclass and attributes of subclasses Correct answer D. The superclass table includes only attributes of the superclass and attributes of subclasses What does a connector join? A. The provided port of one component to the required port of another component B. The provided port of one component to the provided port of another component C. The required port of one component to the provided port of another component D. The required port of one component to the required port of another component Correct answer C. The required port of one component to the provided port of another component What is a compound transaction? A. The compound transaction is indivisible. B. The compound transaction is atomic. C. The compound transaction is decomposed into atomic transactions. D. The compound transaction is decomposed into subatomic transactions. Correct answer C. The compound transaction is decomposed into atomic transactions. What is a database wrapper class? A. A class that encapsulates a data structure