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Showing 20 results · Page 2 for “architecture”. More results are available below.
AWS-SAA · Design High-Performing Architectures
Amazon Athena is serverless: point it at data in S3, define a table in the Glue Data Catalog, and run standard SQL, paying per terabyte scanned. It shines for ad hoc analysis of logs and dat…
AWS-SAA · Design Cost-Optimized Architectures
EC2 pricing has four flavors. On-Demand costs the most per hour but commits you to nothing, ideal for new or spiky workloads. Spot Instances use spare capacity at discounts up to 90 percent …
AWS-SAA · Design Cost-Optimized Architectures
S3 Standard is for frequently accessed data. Standard-IA and One Zone-IA cost less per gigabyte but charge for each retrieval and require a 30-day minimum, with One Zone dropping the multi-A…
AWS-SAA · Design Cost-Optimized Architectures
AWS does not charge for data entering a region, and traffic between resources in the same Availability Zone using private IPs is free. Crossing Availability Zones costs a small amount per gi…
AWS-SAA · Design Cost-Optimized Architectures
AWS Budgets lets you set thresholds on cost, usage, reservation coverage or Savings Plan utilization and sends alerts when actual or forecasted values cross them; it can even trigger actions…
AWS-SAA · Design Cost-Optimized Architectures
An EC2 instance or an RDS instance costs money every hour it exists, whether or not anyone is using it. Lambda, API Gateway, DynamoDB on-demand, S3, SQS and Fargate charge per request, per g…
AWS-SAP · AWS architecture tradeoffs
A suitable AWS architecture balances reliability, security, performance, cost and operational effort against the workload's requirements. Define acceptable downtime, data loss and traffic pa…
AWS-SAP · Resilient architecture
High availability keeps a service running through expected component failures; disaster recovery restores it after a larger disruption. Define the failure you need to withstand before adding…
AZ-120 · Hybrid infrastructure architecture
…ty, availability, data placement and operational needs Architecture must follow workload requirements and constraints rather than a predetermined product choice.
AZ-802 · Hybrid infrastructure architecture
…ty, availability, data placement and operational needs Architecture must follow workload requirements and constraints rather than a predetermined product choice.
AZ-900 · Describe Azure architecture and services
An Azure region is a geographic area containing one or more data centres connected by a low-latency network. Within many regions, availability zones are physically separate locations, each w…
AZ-900 · Describe Azure architecture and services
Every Azure resource lives in exactly one resource group, which is a logical container for things that share a lifecycle, so deleting the group deletes its contents. Resource groups belong t…
AZ-900 · Describe Azure architecture and services
Azure Blob Storage prices data by how often you touch it. The hot tier costs most per gigabyte but is cheapest to read and is meant for active data. Cool is for data accessed rarely and kept…
AZ-900 · Describe Azure architecture and services
Azure offers several storage services that are easy to confuse. Azure Files provides managed file shares mounted over SMB or NFS, a drop-in replacement for an on-premises file server. Azure …
AZ-900 · Describe Azure architecture and services
A network security group is a list of allow and deny rules evaluated by priority, filtering traffic by source, destination, port and protocol. It attaches to a subnet, a network interface, o…
AZ-900 · Describe Azure architecture and services
To connect an on-premises network to Azure there are three main options. A point-to-site VPN connects one computer over the internet, good for remote workers. A site-to-site VPN connects a w…
AZ-900 · Describe Azure architecture and services
Microsoft Entra Conditional Access evaluates signals at sign-in and applies a decision. The signals include who the user is, which group they belong to, where they are, what device they are …
AZ-900 · Describe Azure architecture and services
The Zero Trust model assumes nothing is trusted just because it sits inside the network. Its three principles are verify explicitly, meaning authenticate and authorise every request using al…
AZ-900 · Describe Azure architecture and services
Azure role-based access control assigns a role, such as Reader, Contributor or Owner, to a security principal, such as a user, group or managed identity, at a scope: management group, subscr…
BBLC · Security architecture
A trust boundary is where data or actions cross between components with different security assumptions. Map those crossings and require appropriate validation, identity checks and authorizat…
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