The screenshot shows the Schedule Backup Wizard (Files and Folders), which is the Microsoft Azure Recovery Services (MARS) agent experience. This is file/folder backup to a Recovery Services vault, not an
"Azure VM backup" policy-based backup. In Microsoft's Azure Backup guidance, the MARS agent protects files and folders on a Windows machine by uploading encrypted backup data to the Recovery Services vault.
The encryption is controlled by a customer-managed passphrase, and Azure does not store that passphrase.
Because MARS backups are agent-based, restore is not limited to the original VM or to the VM's region.
Microsoft documentation for MARS restore describes restoring to the original location or to an alternate location, including another server, as long as the target machine is registered to the same vault and you provide the same passphrase used to encrypt the backups. The presence of VM2 in West US does not block restore for MARS-protected files/folders; region coupling is a constraint for Azure VM backup (vault and VM must be in the same region), not for MARS agent file/folder backup.
So, after redeploying or on another VM, you install and register the MARS agent to Vault1, then perform a restore of Folder1 using the correct passphrase-VM2 is a valid restore target.

To create a vault to protect virtual machines, the vault must be in the same region as the virtual machines. If you have virtual machines in several regions, create a Recovery Services vault in each region.
References:
https://docs.microsoft.com/bs-cyrl-ba/azure/backup/backup-create-rs-vault

In Azure AD, the ability to invite external (guest) users is controlled through External collaboration settings, found under Users # External collaboration settings in the Azure AD portal.
If a User administrator attempts to invite an external user but receives a "Generic authorization exception", this typically means the organization's external collaboration restrictions prevent user invitations.
According to Microsoft documentation (Configure external collaboration settings in Azure AD):
"To enable administrators or users to invite external guests, you must configure the External collaboration settings. You can define who can invite guest users into the directory, including administrators, users, or only specific roles." By updating these settings to allow User administrators to send invitations, Admin1 will be able to successfully invite the external partner ([email protected]).

Explanation:

In Microsoft Azure, backup vaults and Recovery Services vaults serve distinct purposes depending on the type of data source being protected. The Azure Administrator study guide and Microsoft documentation outline the following key differences and supported workloads:
* Backup Vault (Azure Backup Center - Modern Vault):
* The Backup vault is designed primarily for Azure Blob storage backup.
* It supports backing up Azure Blobs (block blobs) in a storage account.
* You can configure backup policies directly in Backup Center and use the "Azure Blobs backup" feature.
* This vault type is managed using the Azure Resource Manager (ARM) model and supports new backup scenarios introduced after 2021.
* Hence, in this question, cont1 (a blob container) can be backed up only to Backup1 (Backup vault).
* Recovery Services Vault:
* The Recovery Services vault supports backups for Azure virtual machines (VMs), Azure Files shares, on-premises workloads using the Microsoft Azure Recovery Services (MARS) agent, and SQL/SAP HANA databases on Azure VMs.
* It does not support Blob container backup but does support Azure file share backup.
* Therefore, share1 (a file share) must be backed up using Recovery1 (Recovery Services vault).
The Azure Backup architecture documentation emphasizes that these vaults are distinct and not interchangeable:
"Recovery Services vaults are used to back up Azure VMs, Azure Files, and on-premises workloads. Backup vaults are used to protect Azure Blobs. You cannot back up Blobs to a Recovery Services vault or back up Azure Files to a Backup vault." Thus, following Microsoft's official storage backup configuration:
* cont1 (Blob container) # Backup1 only
* share1 (File share) # Recovery1 only
Final Verified Answer:
# cont1 # Backup1 only
# share1 # Recovery1 only

In Microsoft Azure, Network Security Groups (NSGs) are used to filter network traffic to and from Azure resources in an Azure Virtual Network (VNet). NSGs can be associated with subnets or network interfaces (NICs) but are scoped by region - meaning that an NSG can only be applied to resources within the same Azure region.
From the scenario:
* NSG1 is located in the East US region.
* VNet1 and VNet2 are located in the West US region.
* VNet3 is located in the East US region.
Therefore, based on Microsoft Azure's network management rules, NSG1 can only be applied to subnets or network interfaces in VNets located in the same region (East US). This means NSG1 can only be assigned to VNet3, since both reside in the East US region.
As stated in Microsoft Learn (Azure Networking documentation):
"A network security group (NSG) must exist in the same region as the virtual network or subnet to which it is associated. You cannot link or associate an NSG across regions." This regional boundary ensures proper security control enforcement and routing consistency within Azure's networking infrastructure.