An insurance company has contracted you to help automate their application business continuity plan. They have the application running in eu-frankfurt-1 asthe primary site and uk-london-1 as a disaster recovery site.
Normally they have a DNS A record associated with the IP address of the primary endpoint in eu-frankfurt-1.
In the event of a disaster, they use OCI DNS Zone Management to update the A record and replace it with the IP address of the endpoint in uk-londond-1.
How can you automate the failover process? (Choose the best answer.)

A developer has created a file system in Oracle Cloud Infrastructure (OCI) File Storage service. She launches an Oracle Linux compute instance and successfully mounts the file system from the instance.
She then tries writing to the file system from the compute instance using the following command:
touch /mnt/yourmountpoint/helloworld
But gets an error message:
touch: cannot touch'/mnt/yourmountpoint/helloworrld': Permission denied Which is a reason for this error? (Choose the best answer.)

You set up a bastion host in your VCN to only allow your IP address (140.19.2.140) to establish SSH connections to your Compute Instances that are deployed in a private subnet. The Compute Instances have an attached Network Security Group with a Source Type: Network Security Group (NSG), Source NSG:
NSG-050504. To secure the bastion host, you added the following ingress rules to its Network Security Group:

However, after checking the bastion host logs, you discovered that there areIP addresses other than your own that can access your bastion host.
What is the root cause of this issue? (Choose the best answer.)

You have ordered two FastConnect connections that provide a high availability connection architecture between your on-premises data center and Oracle Cloud Infrastructure (OCI). You want to run these connections in an ACTIVE/PASSIVE architecture.
How can you accomplish this? (Choose the best answer.)