You have been asked to update the lifecycle policy for object storage using the Oracle Cloud Infrastructure (OCI) Command Line Interface (CLI).
Which command can successfully update the policy? (Choose the bestanswer.)

• A. oci os object-lifecycle-policy put -ns <object_storage_namespace> -bn <bucket_name>
• B. oci os object-lifecycle-policy get -ns <object_storage_namespace> -bn <bucket_name>
• C. oci os object-lifecycle-policy put -ns <object_storage_namespace> -bn <bucket_name> - -items
  <json_formatted_lifecycle_policy>
• D. oci os object-lifecycle-policy delete -ns <object_storage_namespace> -bn <bucket_name>

Which statement about Oracle Cloud Infrastructure paravirtualized block volume attachments is TRUE?
(Choose the best answer.)

• A. Paravirtualized volumes become immediately available on bare metal compute instances.
• B. Paravirtualization utilizes the internal storage stack of compute instance OS and network hardware virtualization to access block volumes.
• C. Paravirtualized volumes may reduce the maximum IOPS performance for larger block volumes.
• D. Paravirtualized is required to manage iSCSI configuration for virtual machine instances.

You have a web application running on Oracle Cloud Infrastructure (OCI) that lets users log in with a username and password. You notice that an attacker has tried to use SQL comment "--" to alter the database query, remove the password check and log in as a user. You decide to prevent any future attacks.
Which of the following OCI services or features would you choose tosafeguard your application? (Choose the best answer.)

• A. Vault
• B. Web Application Framework (WAF)
• C. Network Security Group
• D. Data Safe

You launched a Linux compute instance to host the new version of your company website via Apache Httpd server on HTTPS (port 443). The instance is created in a public subnet along with other instances. The default security list associated to the subnet is:

You want to allow access to the company website from public internet without exposing websites eventually hosted on the other instances in the public subnet.
Which actionwould you take to accomplish the task? (Choose the best answer.)

• A. Create a new security list with a stateful rule to allow ingress access on port 443 and associate it to the public subnet.
• B. Create a network security group, add a stateful rule to allow ingress access on port 443 and associate it to the public subnet that hosts the company website.
• C. Create a network security group, add a stateful rule to allow ingressaccess on port 443 and associate it to the instance that hosts the company website.
• D. In default security list,add a stateful rule to allow ingress access on port 443.

You have set an alarm to be generated when the CPU usage of a specified instance is greater than 10%. In the alarm behavior view below you notice that the critical condition happened around 23:30. You were expecting a notification after 1 minute, however, the alarm firing state did not begin until 23:33.

What should you change to fix it? (Choose the best answer.)

• A. Change the notificationtopic that you previously associated with the alarm.
• B. Change the alarm's trigger delay minutes value to 1.
• C. Change the alarm condition to be grater than 3%.
• D. Change the alarm's metric interval to 1.