1z0-997-21試験無料問題集「Oracle Cloud Infrastructure 2021 Architect Professional 認定」

A telecom company has an application running in Oracle Cloud Infrastructure (OCI) Germany Central (eu-frankfurt-1) region. They want to configure Disaster Recovery (DR) site in the OCI UK South (uk-london-1) region. Which is the most cost effective option to help set up application and persistence layers in the DR site?

A retailer bank is currently hosting their mission critical customer application on-premises. The application has a standard 3 tier architecture -4 application servers process the incoming traffic and store application data in an Oracle Exadata Database Server. The bank has recently has service disruption to other inter applications to they are looking to avoid this issue for their mission critical Customer Application.
Which Oracle Cloud Infrastructure services should you recommend as part of the DR solution?

解説: (GoShiken メンバーにのみ表示されます)
You have to migrate your application to Oracle Cloud Infrastructure (OCI). The database is constantly being updated and needs to be online without interruptions. How can you transition the database to OCI without interrupting its use?

You are a solution architect working with a startup that has decided to move their workload to Oracle Cloud Infrastructure. Since their workload is small, upon architecting, you decide its sufficient to use 8 compute instances to run their workload. The company wants to use a common storage for their instances. So, you propose the idea of attaching a block volume to multiple instances to provide a common storage.
Which of the below option is NOT true for such a solution?

You are working for a Travel company and your travel portal application is a collection of microservices that run on Oracle Cloud Infrastructure Container Engine for Kubernetes. As per the recent security overview, you have noticed that Oracle has published a newer image of the Operating System used by the worker nodes. You want to make sure that your application doesn't face any downtime but at the same time the worker nodes gets upgraded to the latest version of the Operating System.
What should you do to get this upgrade done without application downtime? (Choose the best answer.)

解説: (GoShiken メンバーにのみ表示されます)
You developed a microservices based application that runs on Oracle Cloud Infrastructure (OCI) Container Engine for Kubernetes (OKE). Your security team wants to use SSL termination for this application. What should you do to create a secure SSL termination for this application using fewest steps?

You are part of a project team working in the development environment created in Oracle Cloud Infrastructure (OCI). You realize that the CIDR block specified for one of the subnets in a Virtual Cloud Network (VCN) is not correct and want to delete the subnet. While deleting you get an error indicating that there are still resources that you must delete first. The error includes the OCID of the VNIC that is in the subnet.
Which of the following action you will take to troubleshoot this issue?

You have an Oracle database system in a virtual cloud network (VCN) that needs to be accessible on port 1521 from your on-premises network CIDR 172.17.0.0/24.
You have the following configuration currently.
Virtual cloud network (VCD) is associated with a Dynamic Routing Gateway (DRG), and DRG has an active IPSec connection with your on-premises data center.
Oracle database system is hosted in a private subnet
The private subnet route table has the following configuration
The private subnet route table has following configuration.

However, you are still unable to connect to the Oracle Database system.
Which action will resolve this issue?
A)
Add an EGRESS rule in network security group as following.

B)
Add a route rule in the private subnet route table as following.

C)
Add an EGRESS rule in private subnet scurity list as following.

D)
Add an EGRESS rule in private subnet security list as following.

A retail company has several on-premises data centers which span multiple geographical locations. They plan to move some of their applications from on-premises data centers to Oracle Cloud Infrastructure (OCI). For these applications running in OCI, they still need to interact with applications running on their on-premises data centers to Oracle Cloud Infrastructure (OCI). for these applications running in OCI. they still need to interact with applications running on their on-premises data centers. These applications require highly available, fault-tolerant network connections between on premises data centers and OCI.
Which option should you recommend to provide the highest level of redundancy?

解説: (GoShiken メンバーにのみ表示されます)
You are running a legacy application in a compute instance on Oracle Cloud Infrastructure (OCI). To provide enough space for it to store internal data, a block volume is attached to the instance in paravirtualized mode.
Your application is not resilient to crash-consistent backup.
What should you do to backup the block volume in a secure and cost effective way? (Choose the best answer.)