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Azure Policy vs Azure Role-Based Access Control (RBAC)


Azure Policy Role-based Access Control (RBAC) Description Ensure resources are compliant with a set of rules. Authorization system to provide fine-grained access controls. Focus Policy is focused on the properties of resources. RBAC focuses on what resources the users can access. Implementation You specify a set of rules to prevent over-provisioning of resources. You grant permission on what users can create. Default access By default, rules are set to Allow. By default, all access is denied. Scope Policy within the resource group or subscription. Grant access to users or groups within a subscription. Integration Both services work hand-in-hand to [...]

Azure Policy vs Azure Role-Based Access Control (RBAC)2021-02-23T05:30:16+00:00

Azure SQL Database vs Cosmos DB


Azure SQL Database Azure Cosmos DB Type of Database Relational database NoSQL database Features Has several SQL deployment options for different kinds of workloads - SQL databases, SQL managed instances, SQL virtual machines. Delivers single-digit millisecond response times and instant scalability. Storage Size 100 TB for SQL database 8 TB for SQL managed instance 256 TB for SQL virtual machine Unlimited storage per database and container. Availability SQL database - 99.995% availability SQL managed instance and SQL virtual machine - 99.99% availability Single-region - 99.99% Multi-region - 99.999% Backups With long-term backup retention policy, database backups are automatically retained [...]

Azure SQL Database vs Cosmos DB2021-02-23T05:25:02+00:00

Network Security Group (NSG) vs Application Security Group


Network Security Group Application Security Group Description A network security group is used to enforce and control network traffic. An application security group is an object reference within an NSG. Features Controls the inbound and outbound traffic at the subnet level. Controls the inbound and outbound traffic at the network interface level. Rules Rules are applied to all resources in the associated subnet. Rules are applied to all ASGs in the same virtual network. Direction Has separate rules for inbound and outbound traffic. Has separate rules for inbound and outbound traffic. Limits NSG has a limit of 1000 rules. [...]

Network Security Group (NSG) vs Application Security Group2021-02-23T05:27:44+00:00

Locally Redundant Storage (LRS) vs Zone-Redundant Storage (ZRS)


Locally-Redundant Storage (LRS) Zone Redundant Storage (ZRS) Geo-redundant storage (GRS) Replication Replicates your data 3 times within a single physical location synchronously in the primary region.  Replicates your data across 3 Azure Availability Zones synchronously in the primary region Replicates your data in your storage account to a secondary region Redundancy Low Moderate High Cost Provides the least expensive replication option Costs more than LRS but provides higher availability Costs more than ZRS but provides availability in the event of regional outages Percent durability of objects over a given year At least 99.999999999% (11 9's) At least 99.9999999999% (12 [...]

Locally Redundant Storage (LRS) vs Zone-Redundant Storage (ZRS)2021-02-23T05:23:48+00:00

Azure Container Instances (ACI) vs Azure Kubernetes Service (AKS)


ACI AKS Description Run containers without managing servers. Orchestrate and manage multiple container images and applications. Deployment For event-driven applications, quickly deploy from your container development pipelines, run data processing, and build jobs. Uses clusters and pods to scale and deploy applications. Web Apps (Monolithic) Yes Yes N-Tier Apps (Services) Yes Yes Cloud-Native (Microservices) Yes Yes, recommended for Linux containers Batch/Jobs (Background tasks) Yes Yes Use cases Dev/Test scenarios Task automation CI/CD agents Small/scale batch processing Simple web apps Containers and application configuration portability Enables you to select the number of hosts, size, and orchestrator tools Transfer container workloads [...]

Azure Container Instances (ACI) vs Azure Kubernetes Service (AKS)2021-02-23T05:18:35+00:00

Azure Policy


Ensure resources are compliant with a set of rules. Manage your policies in a centralized location where you can track their compliance status and verify the non-compliant resources. Select between built-in policies and custom policies. Implement proper guardrails and assess compliance across the organization Policy vs. RBAC A policy maintains compliance with the resource state, while RBAC focuses on controlling user actions at different scopes. Even if the user has access to perform an action, if the result is a non-compliant resource, the policy will still block the create or update option. JSON format is used to create a policy. [...]

Azure Policy2021-02-26T01:31:40+00:00

Azure DNS


Bookmarks Private DNS Security Pricing Validate Your Knowledge Enables you to host your DNS zone and manage your DNS records. DNS zone allows you to configure a private and public DNS zone. Alias recordsets: A - maps the host to IPv4. AAAA - maps the host to IPv6. CNAME - create a record to point to another domain. A limit of 20 alias record sets per resource. Uses Anycast networking to route users to the closest name servers. You can monitor your DNS zone metrics using Azure Monitor. QueryVolume - query traffic received. [...]

Azure DNS2021-05-18T07:27:19+00:00

Azure Cosmos DB


Bookmarks Features Consistency Levels Security Pricing Technical Overview and Unique Features of Azure Cosmos DB Validate Your Knowledge Globally distributed database that supports NoSQL. A fully-managed database service with turnkey global distribution and transparent multi-master replication. Features Cosmos DB offers encryption at rest. It replicates every partition across all the regions. CosmosDB offers single-digit millisecond reads and writes in all regions. Supports automatic failover during a regional outage. Consistency Levels: Strong, Bounded Staleness, Session, Consistent Prefix, and Eventual You can set either standard (manual) or autoscale provisioned throughput on your databases and containers. Monitor [...]

Azure Cosmos DB2022-09-08T03:40:33+00:00

Azure Pricing


Azure offers pay-as-you-go and reserved instances for pricing. Azure Pricing Factors: Resource size and resource type. Different Azure locations have different prices for services. The bandwidth of your services. Any data transfer between two different billing zones is charged. Ingress (data in) = free Egress (data out) = charged based on data going out of Azure datacenters Factors that can reduce costs: By purchasing a reserved instance (one-year or three-year terms), you can significantly reduce costs up to 72 percent compared to pay-as-you-go pricing. A reserved capacity is a commitment for a period of one or three years for SQL [...]

Azure Pricing2022-08-10T10:03:54+00:00

Azure DevOps


A service that offers a set of tools for planning, building, and deploying applications. Features Azure Boards It allows you to track features, user stories, tasks, and bugs associated with your project. You can also customize your dashboards and track progress easily during your project lifecycle. Azure Pipelines A CI/CD service that helps you build and test your code automatically. Enables you to deploy your codes to multiple targets at the same time. Azure Repos Store and manage your codes using a set of version control tools. It supports a version control system to track every change you made in [...]

Azure DevOps2021-02-23T05:13:28+00:00

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