Free Oracle Oracle Cloud Infrastructure 2020 Cloud Operations Associate Exam Braindumps (page: 3)

The boot volume on your Oracle Linux instance has run out of space. Your application has crashed due to a lack of swap space, forcing you to Increase the size of the boot volume. Which step should NOT be Included In the process used to solve the Issue?

  1. Resize the boot volume by specifying a larger value than the boot volume's current size.
  2. Create a RAID 0 configuration to extend the boot volume file system onto another block volume.
  3. Attach the resized boot volume to a second instance as a data volume; Extend the partition and grow the file system on the resized boot volume.
  4. Reattach the boot volume and restart the instance.
  5. Stop the instance and detach the boot volume.

Answer(s): B

Explanation:

The Oracle Cloud Infrastructure Block Volume service lets you expand the size of block volumes and boot volumes. You have three options to increase the size of your volumes:
- Expand an existing volume in place with offline resizing. See Resizing a Volume Using the Console for the steps to do this.
- Restore from a volume backup to a larger volume. See Restoring a Backup to a New Volume and Restoring a Boot Volume.
- Clone an existing volume to a new, larger volume. See Cloning a Volume and Cloning a Boot Volume.



You are working as a Cloud Operations Administrator for your company. They have different Oracle Cloud Infrastructure (OCI) tenancies for development and production workloads. Each tenancy has resources in two regions - uk-london-1 and eu-frankfurt-1. You are asked to manage all resources and to automate all the tasks using OCI Command Line Interface (CLI). Which is the most efficient method to manage multiple environments using OCI CLI?

  1. Create environment variables for the sets of credentials that align to each combination of tenancy, region, and environment.
  2. Use OCI CLI profiles to create multiple set of credentials in your config file, and reference the appropriate profile at runtime.
  3. Use different bash terminals for each environment.
  4. Run OCI setup config to create new credentials for each environment every time you want to access the environment.

Answer(s): B

Explanation:

The Oracle Cloud Infrastructure CLI configuration file can contain several profiles. and you can create multiple profiles with different values, then you can specify which profile to load.
Example Configuration
[DEFAULT]
user=ocid1.user.oc1..<unique_ID>
fingerprint=<your_fingerprint>
key_file=~/.oci/oci_api_key.pem
tenancy=ocid1.tenancy.oc1..<unique_ID>
region=us-ashburn-1
[ADMIN_USER]
user=ocid1.user.oc1..<unique_ID>
fingerprint=<your_fingerprint>
key_file=keys/admin_key.pem
pass_phrase=<your_passphrase>
https://docs.cloud.oracle.com/en-us/iaas/Content/API/Concepts/sdkconfig.htm The Oracle Cloud Infrastructure CLI supports the use of environment variables to specify default values for some options and allows you to set environment variables to provide certain information. but the CLI requires a configuration file, See CLI Environment Variables for more information.



You deployment platform within Oracle Cloud Infrastructure (OCI) leverages a compute instance with multiple block volumes attached. There are multiple teams that use the same compute instance and have access to these block volumes. You want to ensure that no one accidentally deletes of these block volumes. You have started to construct the following IAM policy but need to determine which permissions should be used.

  1. ERASE_VOLUME, ERASE_VOLUME_ATTACHMENT, ERASE_VOLUME_BACKUP
  2. DELETE.VOLUME, DELETE_VOLUME_ATTACHMENT, DELETE_VOLUME_BACKUP
  3. VOLUME_ERASE, VOLUME_ATTACHMENT_ERASE, VOLUME_BACKUP_ERASE
  4. VOLUME_DELETE, VOLUME_ATTACHMENT_DELETE, VOLUME_BACKUP_DELETE

Answer(s): D

Explanation:

To minimize loss of data due to inadvertent deletes by an authorized user or malicious deletes, Oracle recommends to giving VOLUME_DELETE, VOLUME_ATTACHMENT_DELETE and VOLUME_BACKUP_DELETE permissions to a minimum possible set of IAM users and groups. DELETE permissions should be given only to tenancy and compartment administrators



You have set up threshold alarm for CPU Utilization metric for a value greater than 80 percent. You get a notification email about this alarm.

Which of the following action will help you respond to this notification?

  1. Modify the alarm to route notifications to Oracle Cloud Infrastructure Streaming Service (OSS) for later Investigation.
  2. Modify the alarm to route notifications to an Oracle Cloud Infrastructure Object Storage bucket for later investigation.
  3. Change at-risk threshold for the CPU utilization metric to a lower number.
  4. Suppress the alarm notifications temporarily.

Answer(s): D

Explanation:

A typical at-risk threshold for the CpuUtilization metric is any value greater than 80 percent. A Compute instance breaching this threshold is at risk of becoming inoperable. Often the cause of this behavior is one or more applications consuming a high percentage of the CPU. In this example, you decide to notify the operations team immediately, setting the severity of the alarm as "Critical" because repair is required to bring the instances back to optimal operational levels. You configure alarm notifications to the responsible team by both PagerDuty and email, requesting an investigation and appropriate fixes before the instances go into an inoperable state. You set repeat notifications every minute. When someone responds to the alarm notifications, you temporarily stop notifications using the best practice of suppressing the alarm . Once metrics return to optimal values, you remove the suppression
Suppress Alarms During Investigations
Once a team member responds to an alarm, suppress notifications during the effort to investigate or mitigate the issue. Temporarily stopping notifications helps to avoid distractions during the investigation and mitigation. Remove the suppression when the issue has been resolved. This topic describes best practices for working with alarms . https://docs.cloud.oracle.com/en-us/iaas/Content/Monitoring/Concepts/alarmsbestpractices.htm






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