The Invoice Service in an Accounting Firm Is Heavily Reused

question 56

Multiple Choice

The Invoice service in an accounting firm is heavily reused by different service compositions. The owners of the service decide to protect its integrity by disallowing access to any part of its underlying implementation and further want to avoid the risk of having this service create a single point of failure. Which two patterns should they apply in order to accomplish this goal?

• A) Contract Centralization, Decoupled Contract
• B) Domain Inventory, Redundant Implementation
• C) Data Model Transformation, Service Data Replication
• D) Contract Centralization, Redundant Implementation

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Definitions:

Native Americans

The indigenous peoples of the United States, including the various tribes and nations prior to European colonization and their descendants.

Enslaved People

Individuals forcibly taken into bondage and deprived of personal freedom for the purpose of labor or servitude.

Total Population

Total population refers to the entire number of people inhabiting a particular country, region, or area, measured at a certain time.

Loyalists

Colonists who remained loyal to Great Britain during the War of Independence.