Private Link for secure service access in Azure - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to create a Private Endpoint in Azure.

Azure

az network private-endpoint create --name myPrivateEndpoint --resource-group myResourceGroup --vnet-name myVNet --subnet mySubnet --private-connection-resource-id [1] --group-ids blob --connection-name myConnection

Drag options to blanks, or click blank then click option'

A/subscriptions/xxxx/resourceGroups/myResourceGroup/providers/Microsoft.Sql/servers/mySqlServer

B/subscriptions/xxxx/resourceGroups/myResourceGroup/providers/Microsoft.Compute/virtualMachines/myVM

C/subscriptions/xxxx/resourceGroups/myResourceGroup/providers/Microsoft.Storage/storageAccounts/myStorageAccount

D/subscriptions/xxxx/resourceGroups/myResourceGroup/providers/Microsoft.Network/virtualNetworks/myVNet

Attempts:

3 left

💡 Hint

Common Mistakes

Using a resource ID for a VM or VNet which does not support Private Link in this context.

The --private-connection-resource-id must point to the resource you want to connect privately, such as a Storage Account.

2fill in blank

medium

Complete the code to approve a Private Endpoint connection request.

Azure

az network private-endpoint-connection [1] --resource-group myResourceGroup --name myStorageAccount --private-endpoint-connection-name myConnection --approval-description "Approved"

Drag options to blanks, or click blank then click option'

Aapprove

Bshow

Creject

Ddelete

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'reject' or 'delete' instead of 'approve' to allow the connection.

The command approve is used to approve a Private Endpoint connection request.

3fill in blank

hard

Fix the error in the command to create a Private DNS Zone for Private Link.

Azure

az network private-dns zone create --resource-group myResourceGroup --name [1]

Drag options to blanks, or click blank then click option'

Aprivatelink.compute.windows.net

Bprivatelink.vnet.azure.com

Cprivatelink.database.windows.net

Dprivatelink.storage.windows.net

Attempts:

3 left

💡 Hint

Common Mistakes

Using DNS zone names that do not match the service's Private Link zone.

The Private DNS Zone name must match the service's private link zone, such as privatelink.storage.windows.net for Storage Accounts.

4fill in blank

hard

Fill both blanks to create a Private Endpoint and link it to a Private DNS Zone.

Azure

az network private-endpoint create --name myPrivateEndpoint --resource-group myResourceGroup --vnet-name myVNet --subnet mySubnet --private-connection-resource-id [1] --group-ids [2] --connection-name myConnection

Drag options to blanks, or click blank then click option'

A/subscriptions/xxxx/resourceGroups/myResourceGroup/providers/Microsoft.Sql/servers/mySqlServer

BsqlServer

Cblob

D/subscriptions/xxxx/resourceGroups/myResourceGroup/providers/Microsoft.Storage/storageAccounts/myStorageAccount

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing Storage resource ID with SQL group ID or vice versa.

The --private-connection-resource-id should be the SQL Server resource ID, and the --group-ids should be 'sqlServer' for SQL Private Link.

5fill in blank

hard

Fill all three blanks to configure a Private Endpoint, approve the connection, and link the Private DNS Zone.

Azure

az network private-endpoint create --name [1] --resource-group myResourceGroup --vnet-name myVNet --subnet mySubnet --private-connection-resource-id [2] --group-ids [3] --connection-name myConnection

Drag options to blanks, or click blank then click option'

AmyPrivateEndpoint

B/subscriptions/xxxx/resourceGroups/myResourceGroup/providers/Microsoft.Storage/storageAccounts/myStorageAccount

Cblob

D/subscriptions/xxxx/resourceGroups/myResourceGroup/providers/Microsoft.Sql/servers/mySqlServer

Attempts:

3 left

💡 Hint

Common Mistakes

Using SQL Server resource ID with Storage group ID or mismatching names.

Use myPrivateEndpoint as the endpoint name, the Storage Account resource ID, and 'blob' as the group ID for Storage Private Link.

Practice

1. What is the main benefit of using Azure Private Link for service access?

easy

A. It allows secure access to Azure services using private IP addresses within your virtual network.

B. It provides public internet access to Azure services with encryption.

C. It automatically scales Azure services based on traffic.

D. It creates a VPN connection between on-premises and Azure.

Solution

1. Step 1: Understand Private Link purpose

   Private Link connects Azure services privately using private IPs inside your virtual network.

2. Step 2: Compare options

   Only It allows secure access to Azure services using private IP addresses within your virtual network. describes private, secure access using private IPs. Others describe different features.

3. Final Answer:

   It allows secure access to Azure services using private IP addresses within your virtual network. -> Option A

4. Quick Check:

   Private Link = Private IP secure access [OK]

Hint: Private Link means private IP inside your network [OK]

Common Mistakes:

• Confusing Private Link with VPN or public internet access
• Thinking Private Link automatically scales services
• Assuming Private Link creates a VPN

2. Which of the following is the correct way to create a Private Endpoint in Azure CLI?

easy

A. az storage account create --name MyPE --resource-group MyRG --location eastus

B. az network vnet create --name MyPE --resource-group MyRG --subnet MySubnet

C. az network private-endpoint create --name MyPE --resource-group MyRG --vnet-name MyVNet --subnet MySubnet --private-connection-resource-id /subscriptions/xxx/resourceGroups/xxx/providers/Microsoft.Storage/storageAccounts/mystorage --group-ids blob

D. az network private-link create --name MyPE --resource-group MyRG

Solution

1. Step 1: Identify Private Endpoint creation command

   The correct Azure CLI command to create a Private Endpoint is az network private-endpoint create with required parameters.

2. Step 2: Verify parameters

   az network private-endpoint create --name MyPE --resource-group MyRG --vnet-name MyVNet --subnet MySubnet --private-connection-resource-id /subscriptions/xxx/resourceGroups/xxx/providers/Microsoft.Storage/storageAccounts/mystorage --group-ids blob uses correct command and parameters including resource ID and group IDs for the service.

3. Final Answer:

   az network private-endpoint create with proper parameters -> Option C

4. Quick Check:

   Private Endpoint creation uses az network private-endpoint create [OK]

Hint: Private Endpoint uses 'az network private-endpoint create' command [OK]

Common Mistakes:

• Using vnet create instead of private-endpoint create
• Confusing storage account creation with Private Endpoint
• Using non-existent 'private-link create' command

3. Given this Azure CLI command output snippet for a Private Endpoint:

{
  "privateLinkServiceConnections": [
    {
      "name": "connection1",
      "privateLinkServiceId": "/subscriptions/abc/resourceGroups/rg1/providers/Microsoft.Network/privateLinkServices/pls1",
      "status": "Approved"
    }
  ]
}

What does the status "Approved" indicate?

medium

A. The Private Endpoint connection request is pending approval.

B. The Private Endpoint is deleted.

C. The Private Endpoint connection request was rejected.

D. The Private Endpoint connection request has been accepted and is active.

Solution

1. Step 1: Understand status field meaning

   The status "Approved" means the connection request was accepted and is active.

2. Step 2: Eliminate other options

   "Pending" means waiting, "Rejected" means denied, "Deleted" means removed. Only "Approved" means active connection.

3. Final Answer:

   The Private Endpoint connection request has been accepted and is active. -> Option D

4. Quick Check:

   Status Approved = Active connection [OK]

Hint: Approved status means connection is active [OK]

Common Mistakes:

• Confusing Approved with Pending or Rejected
• Assuming Approved means deleted or inactive
• Ignoring the status field meaning

4. You created a Private Endpoint but cannot access the Azure Storage account privately. Which of the following is a likely misconfiguration?

medium

A. The Private Endpoint subnet does not have network policies disabled for Private Link.

B. The Storage account is in the same region as the Private Endpoint.

C. The Private Endpoint has a valid approved connection status.

D. The virtual network has enough IP addresses.

Solution

1. Step 1: Check Private Endpoint subnet network policies

   For Private Link to work, the subnet must have network policies disabled to allow private IP traffic.

2. Step 2: Analyze other options

   Same region is normal, approved status is good, and enough IPs is required but less likely cause of access failure.

3. Final Answer:

   The Private Endpoint subnet does not have network policies disabled for Private Link. -> Option A

4. Quick Check:

   Subnet network policies must be disabled for Private Link [OK]

Hint: Disable subnet network policies for Private Link [OK]

Common Mistakes:

• Ignoring subnet network policies setting
• Assuming region mismatch causes access failure
• Overlooking connection status correctness

5. You want to securely connect your on-premises network to an Azure SQL Database using Private Link. Which combination of Azure components should you configure to achieve this?

hard

A. Create a Public Endpoint for Azure SQL Database and use firewall rules to restrict IPs.

B. Create a Private Endpoint for the Azure SQL Database in a virtual network, then connect your on-premises network to that virtual network via VPN or ExpressRoute.

C. Use Azure Bastion to connect to the Azure SQL Database securely.

D. Create a Virtual Network Gateway and connect directly to the Azure SQL Database without Private Endpoint.

Solution

1. Step 1: Understand Private Link for on-premises access

   Private Link requires a Private Endpoint in a virtual network to provide private IP access to Azure SQL Database.

2. Step 2: Connect on-premises to Azure VNet

   To access the Private Endpoint from on-premises, you must connect your on-premises network to the Azure virtual network using VPN or ExpressRoute.

3. Step 3: Evaluate other options

   Public Endpoint with firewall is less secure, Azure Bastion is for VM access, and Virtual Network Gateway alone doesn't provide Private Link.

4. Final Answer:

   Create a Private Endpoint for the Azure SQL Database in a virtual network, then connect your on-premises network to that virtual network via VPN or ExpressRoute. -> Option B

5. Quick Check:

   Private Endpoint + VPN/ExpressRoute = Secure on-premises access [OK]

Hint: Private Endpoint plus VPN/ExpressRoute connects on-premises securely [OK]

Common Mistakes:

• Using public endpoints instead of Private Link for security
• Confusing Azure Bastion with Private Link usage
• Assuming Virtual Network Gateway alone provides Private Link