AWS Certified Solution Architect – Associate – Sample Questions – Part IV

Question #14 A consulting firm repeatedly builds large, standardized architectures for their customers using AWS resources from many AWS Services, including IAM, Amazon EC2, Amazon RDS, DynamoDB, and Amazon VPC. The consultants have architecture diagrams for each of their architectures, and they are frustrated that they cannot use them to automatically create their resources. Which … Continue reading AWS Certified Solution Architect – Associate – Sample Questions – Part IV

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AWS Certified Solution Architect – Associate – Sample Questions – Part III

Question #7 For which of the following workloads should a Solutions Architect consider using Elastic Beanstalk? (Select TWO.) A. A web application using Amazon RDS B. An enterprise data warehouse C. A long running worker process D. A static website E. A management task run once nightly Question #8 A company is generating large datasets … Continue reading AWS Certified Solution Architect – Associate – Sample Questions – Part III

AWS Certified Solution Architect – Associate – Sample Questions – Part II

Here are some additional questions I found useful when studying for the exam: Question #1 A Solutions Architect is designing a shared service for hosting containers from several customers on Amazon ECS. These containers will use several AWS services. A container from one customer must not be able to access data from another customer. Which … Continue reading AWS Certified Solution Architect – Associate – Sample Questions – Part II

AWS Certified Solution Architect – Associate – Sample Questions – Part I

Here are some useful questions when studying for the AWS Solution Architect – Associate exam: Question #1 A company is storing an access key (access key ID and secret access key) in a text file on a custom AMI. The company uses the access key to access DynamoDB tables from instances created from the AMI. … Continue reading AWS Certified Solution Architect – Associate – Sample Questions – Part I

Mocking Service Fabric & Azure Services with Dependency Injection vs. Inversion of Control (IoC)

In retrospect, in my youth as a software designer I recognize that I often had a preference for the technically elegant. This would sometimes override what was practical from a maintainability standpoint. I was recently asked about the Dependency Injection approach on a project and why we weren’t using an Inversion-of-Control (IoC) Container such as … Continue reading Mocking Service Fabric & Azure Services with Dependency Injection vs. Inversion of Control (IoC)

Unit Test Service Fabric Actors when Actors call other Actors

In order to be able to effectively unit test Azure Service Fabric Actors we use a NuGet package called "ServiceFabric.Mocks”. It’s truly fantastic. As the name implies it allows you to Mock all Service Fabric services, not just Actors but the Actor model has unique structure that makes it exceptionally helpful in testing. The way … Continue reading Unit Test Service Fabric Actors when Actors call other Actors

Updating Service Fabric version for an Actor: Step by Step

ONE. Upgrade Actor Projects to .NET Core 2.1 TWO. Update Remoting Provider Decorator [assembly: FabricTransportActorRemotingProvider(RemotingListenerVersion = RemotingListenerVersion.V2, RemotingClientVersion = RemotingClientVersion.V2)] THREE. Remove all references from Tests Project First remove all references to dependent projects (Actor, Actor.Interfaces, Actor.Mocks, Actor.Model). Second open the Package Manager console and run the following commands: Uninstall-Package Microsoft.ServiceFabric Uninstall-Package Microsoft.ServiceFabric.Services Uninstall-Package Microsoft.ServiceFabric.Services.Remoting … Continue reading Updating Service Fabric version for an Actor: Step by Step

DLLHell 2018: Upgrading Service Fabric Project from v3.1.283 to v3.2.176

I’m getting an error from each of my xUnit test projects that there is a package downgrade from Microsoft.NETCore.App from 2.0.9 to 2.0.0. I tried isolating the issue to one project so I unloaded all the test projects in my solution. Then I tried upgrading the version of .NET Core from v2.0 to v2.1. However … Continue reading DLLHell 2018: Upgrading Service Fabric Project from v3.1.283 to v3.2.176