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NEW QUESTION 12
Your company hasrestructured its HR departments. As part of this change, you also need to re-organize compartments within Oracle Cloud Infrastructure (OCI) to align them to the company's new organizational structure. The following change is required:
Compartment Team_xneeds to be moved under a new parent compartment, Project_B The tenancy has the following policies defined for compartments Project_A and Project_B: Policy1: Allow group G1 to manage instance-family in compartment HR:Project_A Policy2: Allow group G2 tomanage instance-family in compartment HR:Project_B Which two statements describe the impacts after the compartment Team_x is moved? (Choose two.)
- A. Group G2 can now manage instance-families in compartment Project_B, compartment Project_A and compartment Team_X
- B. Group G2 can now manage instance-families in compartment Project_B and compartment Team_X
- C. Group G1 can now manage instance-families in compartment Project_A but not in compartment Team_x
- D. Group G2 can now manage instance-families in compartment Project_A but not in compartment Team_x
- E. Group G1 can now manage instance-families in compartment Project_A, compartment Project_B and compartment Team_X
Answer: B,C
NEW QUESTION 13
Recently, your e-commerce web application has been receiving significantly more traffic than usual. Users are reporting they often encounter a 503 Service Error when trying to access your site. Sometimes the site is very slow.
You check your instance pool configuration to confirm that the maximum number of instances is configured to allow 20 compute instances. Currently, 14 compute instances have been provisioned by the instance pool.
You also confirm that current CPU utilization across all hosts exceeds the scale-out threshold you set in your auto-scaling policy. However, the instance pool is not provisioning any newinstances.
What can you check to determine why the application is NOT functioning properly? (Choose the best answer.)
- A. Verify that the database is accessible.
- B. Verifythat the compute resource quota has not been exceeded.
- C. Verify that the new offer feature code did not introduce any performance bugs.
- D. Verify that the Quality Assurance team is not currently performing load-testing against production.
Answer: B
NEW QUESTION 14
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. Data Safe
- B. Web Application Framework (WAF)
- C. Vault
- D. Network Security Group
Answer: B
Explanation:
Explanation
WAF provides you with the ability to create and manage rules for internet threats including Cross-SiteScripting (XSS), SQL Injection and other OWASP-defined vulnerabilities.
NEW QUESTION 15
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.)
- A. Enable BGP on the FastConnect that you want as the ACTIVE connection.
- B. Adjust one of the connections to have a higher ASN.
- C. Use AS PATH prepending with your routes.
- D. Decrease the prefix length of AS for the FastConnect you want touse as PASSIVE connection.
Answer: C
NEW QUESTION 16
You are asked to implement the disaster recovery (DR) and business continuity requirements for Oracle Cloud Infrastructure (OCI) Block Volumes. Two OCI regions being used: a primary/source region and a DR/destination region. The requirements are:
* There should be a copy of data in the destination region to use if a region-wide disaster occurs in the source region
* Minimize costs
Which design will help you meet these requirements? (Choose the best answer.)
- A. Back up block volumes. Copy block volume backups from source region to destination region at regular intervals.
- B. Back up block volumes. Use Object Storage lifecycle management to automatically move backup objects to Archive Storage. Copy Archive Storage buckets from source region to destination at regular intervals.
- C. Clone block volumes. Copy block volume clonesfrom source region to destination region at regular intervals.
- D. Clone block volumes. Use Object Storage lifecycle management to automatically move clone objects to Archive Storage. Copy Archive Storage buckets from source region to destination at regular intervals.
Answer: A
Explanation:
Explanation
https://docs.oracle.com/en-us/iaas/Content/Block/Tasks/copyingvolumebackupcrossregion.htm
NEW QUESTION 17
Which technique does NOT help you get the optimal performance out of the Oracle Cloud Infrastructure (OCI) File Storage service? (Choose the best answer.)
- A. Right size compute instances from where file system is accessed based on their network capacity.
- B. Increase concurrency by using multiple threads, multiple clients, and multiple mount targets.
- C. Serialize operations to the file system to access consecutive blocks as much as possible.
- D. Limit access to the same Availability Domain (AD) as the File Storageservice where possible.
Answer: B
Explanation:
Explanation
"File Storage performance increases with parallelism. Increase concurrency by using multiple threads, multiple clients, and multiple mount targets."
NEW QUESTION 18
You are using Oracle Cloud Infrastructure (OCI) services across several regions: us-phoenix-1, us-ashburn-1, uk-london-1 and ap-tokyo-1. You have creates a separateadministrator group for each region: PHX-Admins, ASH-Admins, LHR-Admins and NRT-Admins, respectively.
You want to restrict admin access to a specific region. E.g., PHX-Admins should be able to manage all resources in the us-phoenix-1 region only and not any other OCI regions.
What IAM policy syntax is required to restrict PHX-Admins to manage OCI resources in the us-phoenix-1 region only? (Choose the best answer.)
- A. Allow group PHX-Admins to manage all-resources in tenancy where request.region= 'phx'
- B. Allow group PHX-Admins to manage all-resources in tenancy where request.target= 'phx'
- C. Allow group PHX-Admins to manage all-resources in tenancy where request.location= 'phx'
- D. Allow group PHX-Admins to manage all-resources in tenancy where request.permission= 'phx'
Answer: A
Explanation:
Explanation
Use conditions to limit access depending on region:
request.regionhttps://docs.oracle.com/en-us/iaas/Content/Identity/Reference/policyreference.htm#General
NEW QUESTION 19
You are working as a Cloud Operations Administrator for your company. They have different Oracle Cloud Infrastructure (OCI) tenancies for developmentand 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 managemultiple environments using OCI CLI? (Choose the best answer.)
- A. Use different bash terminals for each environment.
- B. Use OCI CLI profiles to create multiple sets of credentials in your config file, and reference the appropriate profile at runtime.
- C. Create environment variables for the sets of credentials that align to each combination of tenancy, region, and environment.
- D. Run oci setup config to create new credentials for each environment every time you want to access the environment.
Answer: B
NEW QUESTION 20
Which option contains the essential components of the Oracle Cloud Infrastructure Notifications service?
(Choose the best answer.)
- A. An ALARM with a name unique across the tenancy, a SUBSCRIPTION, and a METRIC with the measurement of interest.
- B. A TOPIC with a name unique across the compartment, a SUBSCRIPTION, and a MESSAGE where content is published.
- C. A TOPIC with a name unique across the tenancy, a SUBSCRIPTION, and a MESSAGE where content is published.
- D. An ALARM with a name unique across thecompartment, a SUBSCRIPTION, and a METRIC with the measurement of interest.
Answer: C
Explanation:
Explanation
https://docs.oracle.com/en-us/iaas/Content/Notification/Concepts/notificationoverview.htm
https://docs.oracle.com/en-us/iaas/Content/Notification/Tasks/managingtopicsandsubscriptions.htm
NEW QUESTION 21
Security Testing Policy describes when and how you may conduct certain types of security testing of Oracle Cloud Services, including vulnerability and penetration tests, as well as tests involving data scraping tools.
What does Oracle allow as part of this testing? (Choose the best answer.)
- A. Customers are allowed to test Oracle Cloud Infrastructure (OCI) hardware related to resources in their tenancy.
- B. Customers can validate that their network resources are isolated from other customer resources.
- C. Customers can simulate DoS attack scenarios as long as it's restricted to the customer's own environment.
- D. Customers are allowed to use their own testing and monitoring tools.
Answer: D
Explanation:
Explanation
Using your own monitoring and testing tools, you may conduct penetration and vulnerability tests of your acquired single-tenant Oracle Infrastructure as a Service (IaaS) offerings
NEW QUESTION 22
What is a key benefit of using Oracle Cloud Infrastructure's Resource Manager for your Terraform provisioning and management activities? (Choose the best answer.)
- A. You can useResource Manager to apply patches to all existing Oracle Linux interfaces in a specified compartment.
- B. You can use Resource Manager to identify and maintain an inventory of all Compute and Database instances across your tenancy.
- C. Resource Manager has administrative privileges by design. Even if your IAM user does not have access, you can leverage Resource Manager to provision new resources to any compartment in the Tenancy.
- D. Resource Manager manages to Terraform state file for your infrastructure andlocks the file so that only one job at a time can run on a given stack.
Answer: D
Explanation:
Explanation
https://docs.oracle.com/en-us/iaas/Content/ResourceManager/Concepts/resourcemanager.htm A Terraform configuration codifies your infrastructure in declarative configuration files. Resource Manager allows you to share and manage infrastructure configurations and state files across multiple teams and platforms. This infrastructure management can't be done with local Terraform installations and Oracle Terraform modules alone. For more information about the Oracle Cloud Infrastructure Terraform provider, see Terraform Provider.
NEW QUESTION 23
You have been contracted by a local e-commerce company to assistwith enhancing their online shopping application. The application is currently deployed in a single Oracle Cloud Infrastructure (OCI) region. The application utilizes a public load balancer, application servers in a private subnet, and a database in a separate, private subnet.
The company would like to deploy another set of similar infrastructure in a different OCI region that will act as standby site. In the event of a failure at the primary site, all customers should be routed to the failover site automatically.
After deploying the additional infrastructure within the second region, how should you configure automated failover requirements? (Choose the best answer.)
- A. Create a new A record in DNS that points to the public load balancer at the secondary site. Create a CNAME for the sub-domain failover that will resolve to the new A record. Inform customers to prepend the website URL with failover if the primary site is unavailable.
- B. Create a failover policy in the Traffic Management service. Set the IP address of the public load balancerfor the primary site in answer pool 1. Set the IP address of the public load balancer for the secondary site in answer pool 2. Define a health check to monitor both sites.
- C. Deploy a new load balancer in the primary region. Create one backend set for theprimary application servers and a second backend set for the standby application servers. Create a listener for the primary backend set with a timeout of 3 minutes. Create a listener for the secondary backend set with a timeout of 10 minutes.
- D. Create a load balancer policy in the Traffic Management service. Configure one answerfor each site. Set the answer for the primary site with a weight of 10 and the answer for the secondary site with a weight of 100.
Answer: B
NEW QUESTION 24
Which two statements about the OracleCloud Infrastructure (OCI) Command Line Interface (CLI) are TRUE?
(Choose two.)
- A. The CLI provides an automatic way to connect with instances provisioned on OCI.
- B. You can run CLI commands from inside OCI Regions only.
- C. The CLI provides the same core functionality as the Console, plus additional commands.
- D. You can filter CLI output using the JMESPath query option for JSON.
- E. The CLI allows you to use the Python language to interact with OCI APIs.
Answer: C,D
Explanation:
Explanation
https://docs.oracle.com/en-us/iaas/Content/API/SDKDocs/cliusing.htm
https://blogs.oracle.com/cloud-infrastructure/post/exploring-the-search-and-query-features-of-oracle-cloud-infras
NEW QUESTION 25
You run a large global application with 90% of customers based in the US and Canada. You want to be able to test a new feature and allow a small percentage of users to access the new version of your application.
What Oracle Cloud Infrastructure Traffic Management steering policy should you utilize? (Choose the best answer.)
- A. Geolocation steering
- B. Load Balancer
- C. ASN steering
- D. IP Prefix steering
Answer: B
Explanation:
Explanation
https://docs.oracle.com/en-us/iaas/Content/TrafficManagement/Tasks/trafficmanagement.htm
NEW QUESTION 26
One of your development teams has asked for your help to standardize the creation of several compute instances that must be provisioned each day of the week. You initially write several Command Line Interface (CLI) commands with all appropriate configuration parametersto achieve this task later determining this method lacks flexibility.
Which command generates a JSON-based template that Oracle Cloud Infrastructure (OCI) CLI can use to provision these instances on a regular basis? (Choose the best answer.)
- A. oci compute provision-instance - -generate-full-command-json-input
- B. oci compute instance create - -generate-cli-skeleton
- C. oci compute instance launch - -generate-full-command-json-input
- D. oci compute instance launch - -generate-cli-skeleton
Answer: C
Explanation:
Explanation
https://docs.oracle.com/en-us/iaas/tools/oci-cli/3.0.5/oci_cli_docs/oci.html#cmdoption-generate-full-command-js
NEW QUESTION 27
You have been asked to ensure that in-transit communication between an OracleCloud Infrastructure (OCI) compute instance and an on-premises server (192.168.10.10/32) is encrypted. The instances communicate using HTTP. The OCI Virtual Cloud Network (VCN) is connected to the on-premises network by two separate connections: a DynamicIPsec VPN tunnel and a FastConnect virtual circuit. No static configuration has been added.
What solution should you recommend? (Choose the best answer.)
- A. Advertise a 192.168.10.10/32 route over the VPN.
- B. Advertise a 192.168.10.10/32 router over the FastConnect.
- C. The instances will communicate by default over the FastConnect private virtual circuit, which ensures data is encrypted in-transit.
- D. The instances will communicate by default over IPsec VPN, which ensures data is encrypted in-transit.
Answer: A
Explanation:
Explanation
https://www.oracle.com/uk/cloud/networking/fastconnect-faq.html
NEW QUESTION 28
You have recently been asked to take over management of your company's infrastructure provisioning efforts, utilizing Terraform v0.12 to provision and manage infrastructure resources in Oracle Cloud Infrastructure (OCI). For the past fewdays the development environments have been failing to provision. Terraform returns the following error:
You locate the related code block in the Terraform config and find the following:
Which correction should you make to solve this issue? (Choosethe best answer.)
- A. Modify line 15 to be the following:
tcp_options { min = "22"
max = "22"
} - B. Modify line 15 to be the following:
tcp_options = {min = "22", max = "22") - C. Place a command at the end of line 16
- D. Replace the curly braces '{ }' inlines 11 and 16 with square braces '[ ]'
Answer: A
NEW QUESTION 29
You have been asked to review a network design for Oracle Cloud Infrastructure (OCI) by a major client. The client's IT team needs to provision two Virtual Cloud Networks (VCNs) for a major application. The application uses a large number of virtual machine instances. Additionally, in the future, a VCN peering will be required to allow connectivity between the VCNs.
Which of the following are valid IP ranges to consider? (Choose the best answer.)
- A. 10.0.0.0/16 and 10.0.64.0/24
- B. 10.0.0.0/8 and 11.0.0.0/8
- C. 10.0.0.0/30 and 192.168.0.0/30
- D. 10.0.8.0/21 and 10.0.16.0/22
Answer: A
NEW QUESTION 30
You created an Oracle Linux compute instance through the Oracle Cloud Infrastructure (OCI) management console then immediately realize you forgot toadd an SSH key file. You notice that OCI compute service provides instance console connections that supports adding SSH keys for a running instance. Hence, you created the console connection for your Linux server and activated it using the connection string provided.
However, now you get prompted for a username and password to login.
What option should you recommend to add the SSH key to your running instance, while minimizing the administrative overhead? (Choose the best answer.)
- A. You need to configure the boot loader to use ttyS0 as a console terminal on the VM.
- B. You need to reboot the instance from the console, boot into the bash shell in maintenance mode,and add SSH keys for the opc user.
- C. You need to terminate the running instance and recreate it by providing the SSH key file.
- D. You need to modify the serial console connection string to include the identity file flag, -i to specify the SSH key to use.
Answer: B
Explanation:
Explanation
If you created an instance without an SSH key, you can use the serial console toboot into maintenance mode and add or reset the SSH key for the opc user or reset the password for the opc user. Alternately, you can stop the instance, attach the boot volume to a new instance, and configure SSH on the new instance.
https://docs.oracle.com/en-us/iaas/Content/Compute/Tasks/accessinginstance.htm
NEW QUESTION 31
Your company recently adopted a hybrid cloud architecture which requires them to migrate some of their on- premises web applications to Oracle Cloud Infrastructure (OCI). You created a Terraform template which automatically provisions OCI resources such as compute instances, load balancer, and a database instance.
After running the stackusing the terraform apply command, it successfully launched the compute instances and the load balancer, but it failed to create a new database instance with the following error:
Service error: NotAuthorizedOrNotFound. shape VM.Standard2.4 not found. httpstatus code: 404 You discovered that the resource quotas assigned to your compartment prevent you from using VM.Standard2.4 instance shapes available in your tenancy. You edit the Terraform script and replace the shape with VM.Standard2.2 Which option would you recommend to re-run the terraform command to have required OCI resources provisioned with the least effort? (Choose the best answer.)
- A. terraform plan -target=oci_database_db_system.db_system
- B. terraform apply -target=oci_database_db_system.db_system
- C. terraform apply -auto-approve
- D. terraform refresh-target=oci_database_db_system.db_system
Answer: C
NEW QUESTION 32
Which statement about Oracle Cloud Infrastructure paravirtualized block volume attachments is TRUE?
(Choose the best answer.)
- A. Paravirtualized volumes may reduce the maximum IOPS performance for larger block volumes.
- B. Paravirtualization utilizes the internal storage stack of compute instance OS and network hardware virtualization to access block volumes.
- C. Paravirtualized volumes become immediately available on bare metal compute instances.
- D. Paravirtualized is required to manage iSCSI configuration for virtual machine instances.
Answer: A
Explanation:
Explanation
https://docs.oracle.com/en-us/iaas/Content/Block/Concepts/overview.htm#Paravirtualized
NEW QUESTION 33
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