What is web role and Worker role?
Essentially, the web role has IIS installed, and workers run the application. To get a little more specific, web roles deploy and host applications through IIS. An example of a web role is a simple application serving a website. Worker roles run stand-alone applications that are not on IIS.
What are roles in Windows Azure web role worker role VM role all of these?
There are two types of Azure Cloud Services roles. The only difference between the two is how your role is hosted on the VMs: Web role: Automatically deploys and hosts your app through IIS. Worker role: Does not use IIS, and runs your app standalone.
What is VM role?
The Windows Azure VM role lets you run a virtual hard disk image, store that image in the cloud and load and run it on demand. Enter the Windows Azure Virtual Machine (VM) Role, which allows you to run a customized instance of Windows Server 2008 R2 in Windows Azure, making it easier to move applications to the cloud.
What are Azure roles and why do we use them?
Azure includes several built-in roles that you can use. For example, the Virtual Machine Contributor role allows a user to create and manage virtual machines. If the built-in roles don’t meet the specific needs of your organization, you can create your own Azure custom roles.
How do you create a worker role?
Double click on the Worker role option to select a worker role project and click the Ok button. Now you are ready with the Worker role project. The Worker role can be used to host WCF services, provide endpoints, perform operations etc….Deploying the Worker Role
- Create Worker Role.
- Create Package.
- Deploy to Cloud.
What are the three main components of Windows Azure platform?
The Windows Azure has three main components in Azure, namely compute, storage and fabric.
Which role is basically used to deploy a website?
Web Role – A web role is basically used to deploy a website, using languages supported by the IIS platform like, PHP, . NET etc. It is configured and customized to run web applications. This role can be used to customize the machines on which the web and worker role is running.
What is Azure Diagnostic?
Azure Diagnostics extension is an agent in Azure Monitor that collects monitoring data from the guest operating system of Azure compute resources including virtual machines. Azure Diagnostics extension is one of the agents available to collect monitoring data from the guest operating system of compute resources.
Is AWS and Azure the same?
Both Azure and AWS supports hybrid cloud but Azure supports hybrid cloud better. Azure machines are grouped into cloud service and respond to the same domain name with various ports whereas the AWS machine can be accessed separately. Azure has a virtual network cloud whereas AWS has Virtual Private Cloud.
What is the difference between RBAC and ABAC?
The main difference between RBAC vs. ABAC is the way each method grants access. RBAC techniques allow you to grant access by roles. ABAC techniques let you determine access by user characteristics, object characteristics, action types, and more.
What are resource groups?
Resource groups: A resource group is a logical container into which Azure resources like web apps, databases, and storage accounts are deployed and managed. Resources: Resources are instances of services that you create, like virtual machines, storage, or SQL databases.
How to communicate between web and worker roles?
You can also use a port range. There is one minor difference with endpoints when working with both worker and web roles. The web role must have at minimum a single input endpoint using the HTTP protocol. The Azure Managed Library provides methods for role instances to communicate at runtime.
What is web role and worker role in azure?
For example, a web role instance might accept requests from users, then pass them to a worker role instance for processing. Azure Portal provides basic monitoring for Azure Web and Worker Roles. Users that require advanced monitoring, auto-scaling or self-healing features for their cloud role instances, should learn more about CloudMonix.
Are there restrictions on communication between different roles?
Restriction of communication between roles can occur with internal endpoints of both fixed and automatically assigned ports. By default, after an internal endpoint is defined, communication can flow from any role to the internal endpoint of a role without any restrictions.
Why is IIs not installed in worker roles?
In Worker Roles, IIS is not installed by default. They are mainly used to perform supporting background processes along with Web Roles and do tasks such as automatically compressing uploaded images, run scripts when something changes in the database, get new messages from queue and process and more.
