For a service that provides access to third-party applications, what authorization mechanism would ensure secure and limited access?
- API Key Authorization
- OAuth 2.0
- Role-Based Access Control (RBAC)
- SAML (Security Assertion Markup Language)
OAuth 2.0 is commonly used for authorization in scenarios where secure and limited access is required, especially for third-party applications.
What is a primary advantage of using cloud-based web services?
- Graphic design capabilities
- Offline functionality
- Scalability
- Spreadsheet calculations
Cloud-based web services offer scalability, allowing applications to handle varying workloads efficiently.
What is the main advantage of using a bottom-up approach in integration testing?
- Early identification of defects at the lower levels
- Easier to manage and control
- Faster execution of test cases
- Higher test coverage
The main advantage of the bottom-up approach in integration testing is the early identification of defects at the lower levels of the application architecture.
What role does an API Gateway play in service discovery in a microservices architecture?
- It acts as a mediator, directing requests to the appropriate microservices
- It has no role in service discovery in microservices
- It hosts the microservices and manages their communication
- It only provides documentation for microservices
An API Gateway in a microservices architecture plays a role in service discovery by acting as a mediator, directing requests to the relevant microservices based on the request's destination.
In a federated security model, what role does an Identity Provider (IdP) play?
- It controls access to physical resources
- It encrypts data during transit
- It manages user identities and authenticates users
- It secures the network infrastructure
In a federated security model, an Identity Provider (IdP) manages user identities and authenticates users across multiple systems.
The _______ in UDDI is essential for understanding the functional aspects of a service.
- Business
- Metadata
- Security
- Technical
The Business facet in UDDI is essential for understanding the functional aspects of a service. It contains information about the service's business-related details, such as its name, description, and contact information. This facet helps service consumers assess the suitability of a service for their needs based on its business context.
In Microservices Architecture, what is the role of an API Gateway?
- Centralized entry point for handling requests
- Database management for microservices
- Load balancing across microservices
- Microservices monitoring tool
An API Gateway in Microservices Architecture serves as a centralized entry point for handling and routing requests to various microservices.
How can a web service ensure secure transmission of XML data over the internet?
- Hypertext Transfer Protocol (HTTP)
- JavaScript Object Notation (JSON)
- Representational State Transfer (REST)
- Transport Layer Security (TLS)
Transport Layer Security (TLS) ensures secure transmission by encrypting data during communication over the internet.
In Azure, what is the primary service used for relational database management?
- Azure Blob Storage
- Azure Cosmos DB
- Azure SQL Database
- Azure Table Storage
Azure SQL Database is the primary service in Azure used for relational database management.
In Postman, how are environment variables used during API testing?
- Defining API specifications
- Executing load tests
- Generating test reports
- Storing and managing dynamic values
In Postman, environment variables are used for storing and managing dynamic values, providing flexibility in API testing scenarios.