What is the primary function of Network Security Groups (NSG) in Azure?
- DNS resolution
- Load balancing
- Resource scaling
- Traffic filtering
Network Security Groups (NSG) primarily function to filter and control incoming and outgoing traffic to and from Azure resources, enhancing security through rule-based access control.
In Azure Functions, what triggers the execution of a function?
- Database queries
- File system changes
- HTTP requests
- Virtual Machine creation
In Azure Functions, execution is triggered by various events, including HTTP requests, making it suitable for serverless web solutions.
Azure _______ is a key service in Edge Computing for implementing advanced analytics near data sources.
- Event Grid
- IoT Hub
- Machine Learning
- Stream Analytics
Azure Stream Analytics is a key service in Edge Computing, enabling real-time data processing and advanced analytics near data sources for efficient decision-making.
What role does Azure Application Gateway play in protecting web applications from common web vulnerabilities?
- Azure API Management
- Content Delivery Network (CDN)
- Load Balancer
- Web Application Firewall (WAF)
Azure Application Gateway includes a Web Application Firewall (WAF) that protects web applications from common vulnerabilities by filtering and monitoring HTTP traffic between the internet and the application.
How does Azure Synapse Analytics support both big data analytics and data warehousing?
- By integrating with Azure Machine Learning
- By offering dedicated SQL and Spark pools
- By providing on-demand scaling
- By utilizing serverless data exploration
Azure Synapse Analytics supports both big data analytics and data warehousing through its ability to provide dedicated SQL and Spark pools, enabling the processing of large-scale data for diverse analytics requirements.
For a data-intensive application, you need to choose an Azure storage option that provides low latency and high throughput. What would be the best choice?
- Azure Blob Storage
- Azure Disk Storage
- Azure Premium Storage
- Azure Standard Storage
Azure Premium Storage is designed for data-intensive applications, offering low latency and high throughput by using SSDs, making it suitable for performance-critical workloads.
In Azure Storage Solutions, what role does Azure Queue Storage play in application architecture?
- Backup storage for databases
- Cache for frequently accessed data
- Message broker for communication between components
- Persistent storage for large files
Azure Queue Storage acts as a message broker, facilitating communication between different components of an application by storing and managing messages in a queue.
How does AKS enable auto-scaling of applications based on traffic?
- Cluster Autoscaler
- Horizontal Pod Autoscaler (HPA)
- Node Autoscaler
- Vertical Pod Autoscaler (VPA)
AKS enables auto-scaling based on traffic through the Horizontal Pod Autoscaler (HPA), which dynamically adjusts the number of pods in a deployment based on observed metrics.
What role does the Azure Container Registry play in the AKS ecosystem?
- Identity and access management
- Load balancing
- Managing Kubernetes clusters
- Storing container images
Azure Container Registry is used for storing container images, providing a centralized location to manage and deploy containerized applications in Azure Kubernetes Service (AKS).
The _______ pattern in microservices is used to handle requests that might otherwise result in a failure.
- Circuit Breaker
- Command
- Observer
- State
The Circuit Breaker pattern in microservices is designed to handle requests that could potentially fail, preventing cascading failures and improving system resilience.