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NEW QUESTION # 22
Which OCI Object Storage tier is suitable for storing the backup to minimize cost while meeting the requirements of immediate accessibility and retention of 31 days?
- A. Infrequent Access tier
- B. Auto-Tiering tier
- C. Standard tier
- D. Archive tier
Answer: A
Explanation:
TheInfrequent Access tierin OCI Object Storage is suitable for storing backups that need to be immediately accessible and retained for a specific period, such as 31 days, while also minimizing costs. This tier offers a balance between cost and accessibility, charging lower storage costs compared to the Standard tier but still allowing quick access to the data.
* Use Case:The Infrequent Access tier is designed for data that is not frequently accessed but must remain readily available when needed, making it ideal for backup storage.
References:
* Oracle Cloud Infrastructure Documentation:Object Storage Tiers
NEW QUESTION # 23
Which Oracle Cloud Infrastructure (OCI) Identity and Access Management (IAM) policy is invalid?
- A. Allow dynamic-group 'Default'/'FrontEnd' to manage instance-family in compartment Project-A
- B. Allow any-user to inspect users in tenancy
- C. Allow group 'Default'/'A-Developers' to create volumes in compartment Project-A
- D. Allow group 'Default'/'A-Admins' to manage all-resources in compartment Project-A
Answer: B
Explanation:
In Oracle Cloud Infrastructure (OCI), Identity and Access Management (IAM) policies are used to control access to resources. The policy in optionCis invalid because"any-user"is not a valid principal in OCI IAM policies. OCI policies can only grant permissions togroupsordynamic groups, but not to arbitrary users.
Here's an explanation for each option:
* A. Allow dynamic-group 'Default'/'FrontEnd' to manage instance-family in compartment Project- A: This is valid. It grants the dynamic group 'FrontEnd' the ability to manage instances within the Project-A compartment.
* B. Allow group 'Default'/'A-Admins' to manage all-resources in compartment Project-A: This is valid. It provides full administrative access to all resources in the Project-A compartment for the 'A- Admins' group.
* C. Allow any-user to inspect users in tenancy: This is invalid because OCI does not allow the use of
"any-user" in policies. You must specify a valid group or dynamic group to define permissions.
* D. Allow group 'Default'/'A-Developers' to create volumes in compartment Project-A: This is valid. It permits the 'A-Developers' group to create volumes in the Project-A compartment.
For reference:
* OCI Policy Reference
NEW QUESTION # 24
Which TWO statements are true about performing a multipart upload using the Multipart Upload API?
- A. Each part can be as large as 50 GIB.
- B. You do not have to commit the upload after uploading all parts.
- C. You can keep adding parts as long as the total number is less than 10,000.
- D. You do not need to split the object into parts.
Answer: A,C
Explanation:
When performing a multipart upload using the Multipart Upload API in Oracle Cloud Infrastructure (OCI) Object Storage, the following points are true:
* C. Each part can be as large as 50 GiB:OCI allows each part of a multipart upload to be up to 50 GiB in size. This enables the efficient uploading of large objects in smaller, manageable parts.
* D. You can keep adding parts as long as the total number is less than 10,000:The Multipart Upload API supports up to 10,000 parts for a single object. This allows the upload of very large objects by dividing them into multiple parts.
Incorrect Statements:
* A.After uploading all parts, you must commit the upload to finalize the multipart upload and combine all parts into a single object.
* B.The object must be split into parts before uploading when using the Multipart Upload API.
References:
* Oracle Cloud Infrastructure Documentation:Multipart Uploads
NEW QUESTION # 25
Why was SSH still possible after port 22 was removed from the Security Lists?
- A. The VNIC of that compute instance is attached to a Network Security Group (NSG).
- B. The VCN where that compute instance resides still has a route rule.
- C. The VNIC of that compute instance is attached to a Cluster Network.
- D. The VCN where that compute instance resides still has an Internet Gateway.
Answer: A
Explanation:
Even after removing port 22 from the Security Lists, SSH was still possible because the Virtual Network Interface Card (VNIC) of the compute instance is attached to aNetwork Security Group (NSG).
* NSGs:NSGs provide a more flexible and granular way to manage security rules compared to Security Lists. They allow you to apply security rules directly to VNICs associated with resources such as compute instances. If an NSG allows traffic on port 22, SSH will still be possible, regardless of the Security List settings.
References:
* Oracle Cloud Infrastructure Documentation:Security Lists and Network Security Groups
NEW QUESTION # 26
Why is the OCI Inter-Region Latency dashboard useful for optimizing data transfer and backup strategies?
- A. It provides real-time data specific to your tenancy's workloads.
- B. It's designed for troubleshooting latency issues within your specific applications.
- C. It offers a current and historical view of latency snapshots.
- D. It focuses solely on latency within your own tenancy.
Answer: C
Explanation:
TheOCI Inter-Region Latency dashboardis useful for optimizing data transfer and backup strategies because it provides both current and historical views of latency snapshots between OCI regions. This information helps you understand the network performance between regions over time, allowing you to optimize the placement of resources and data transfer operations.
* Optimization Use:By analyzing latency data, you can make informed decisions on where to store backups and how to efficiently transfer data across regions, potentially reducing costs and improving performance.
References:
* Oracle Cloud Infrastructure Documentation:Inter-Region Latency Dashboard
NEW QUESTION # 27
Why was SSH still possible after port 22 was removed from the Security Lists?
- A. The VNIC of that compute instance is attached to a Network Security Group (NSG).
- B. The VCN where that compute instance resides still has a route rule.
- C. The VNIC of that compute instance is attached to a Cluster Network.
- D. The VCN where that compute instance resides still has an Internet Gateway.
Answer: A
NEW QUESTION # 28
How many capacity reservations would you create to meet the requirement for high availability and distribution across Availability Domains?
- A. One
- B. Two
- C. Four
- D. Three
Answer: D
Explanation:
In Oracle Cloud Infrastructure (OCI), to ensure high availability and distribution across Availability Domains (ADs), the recommended approach is as follows:
* Capacity Reservations for High Availability: To achieve high availability, especially across all three Availability Domains in a region, you should createthree capacity reservations. Each reservation corresponds to one AD, ensuring that your instances or resources are evenly distributed and resilient to AD-level failures.
* Why Three: This setup provides redundancy and load distribution across the ADs, meeting the high availability requirements.
* Relevant OCI Documentation:
* Capacity Reservations
This document outlines how to create and manage capacity reservations to meet high availability and fault tolerance requirements.
NEW QUESTION # 29
What are the two types of capture filters that can be created for network monitoring?
- A. Flow log capture filters and VTAP capture filters
- B. Flow log capture filters and packet capture filters
- C. Flow control capture filters and traffic capture filters
- D. VTAP capture filters and network capture filters
Answer: A
NEW QUESTION # 30
What is a key advantage of utilizing administrator roles for access control within OCI IAM identity domains?
- A. Offer a wider range of permission combinations
- B. Simplify access management by eliminating policy creation
- C. Provide granular control over user access to specific compartments
- D. Can be used to grant access to resources outside the identity domain
Answer: D
NEW QUESTION # 31
Which statement is true about instance configurations and instance pools in OCI?
- A. You can delete an instance configuration if it is associated with an instance pool.
- B. You can only delete an instance configuration if it is not associated with any instance pool.
- C. An instance pool can have multiple instance configurations associated with it.
- D. You cannot reuse the same instance configuration for multiple instance pools.
Answer: B
NEW QUESTION # 32
Which compute capacity type would you select to meet these requirements?
- A. Capacity reservation
- B. Dedicated host
- C. Preemptible capacity
- D. On-demand capacity
Answer: D
Explanation:
On-demand capacity is the compute capacity type in Oracle Cloud Infrastructure (OCI) that allows you to provision and use compute instances whenever needed, without any long-term commitment. This flexibility is ideal for various workloads, including development, testing, and production environments, where immediate availability and scalability are crucial.
Key Points:
* On-Demand Capacity:On-demand compute instances provide users with the flexibility to spin up instances as required and only pay for the time the instances are running. This model is most suitable for workloads with unpredictable usage patterns or short-term requirements.
* Flexibility and Scalability:With on-demand capacity, you can quickly scale your resources up or down based on your application's needs, ensuring that you only pay for the resources you actually use.
* No Commitment:Unlike reserved capacity, on-demand capacity does not require any long-term commitment or upfront payment, making it an attractive option for organizations looking to avoid capital expenditures.
References:
* Oracle Cloud Infrastructure Documentation:OCI Compute Pricing
* Oracle Cloud Infrastructure Documentation:Compute Instance Lifecycle
Explanation of Incorrect Options:
* A. Capacity reservation:This option allows you to reserve capacity in advance, ensuring that resources are available when needed. It's ideal for predictable workloads but may not be as cost-effective for fluctuating demands.
* B. Preemptible capacity:Preemptible instances are a lower-cost option where instances can be terminated by OCI if resources are needed elsewhere. This is suitable for non-critical workloads that can tolerate interruptions.
* D. Dedicated host:Dedicated hosts provide physical servers for your exclusive use, offering isolation and predictable performance. This option is more suitable for workloads requiring dedicated resources or compliance needs.
Thus,Option C: On-demand capacityis the correct choice for most general-purpose workloads needing flexibility and immediate availability without long-term commitment.
NEW QUESTION # 33
Which image option allows you to create identical instances with minimal effort?
- A. Select an image from the OCI Marketplace
- B. Create a custom image
- C. Use Oracle-provided images
- D. Bring your own image
Answer: B
Explanation:
When you need to create identical instances with minimal effort,creating a custom imageis the best option.
* Custom Images: A custom image captures the exact configuration of an instance, including the OS, software, configurations, and data. By using a custom image, you can easily replicate the same setup across multiple instances, ensuring consistency and reducing the need for manual configuration each time.
* Other Options:
* Bring Your Own Image: This allows you to import your custom OS image into OCI, but it's more suited for cases where you are migrating from another environment.
* Select an Image from the OCI Marketplace: This provides pre-configured images from Oracle or third parties, but they may require additional setup to match your specific requirements.
* Use Oracle-Provided Images: These are basic images provided by Oracle, which may not include the specific customizations you need.
* Relevant OCI Documentation:
* Custom Images Overview
This resource explains how to create and use custom images for quickly deploying identical instances.
NEW QUESTION # 34
With OCI's pricing of $0.0085 USD per Gigabyte for Outbound Data Transfer in North America, how much will they spend per month for 7 Petabytes of Outbound Data Transfer?
- A. $150,000.00
- B. $0.00 (free with OCI)
- C. $59,415.00
- D. $59,500.00
Answer: D
NEW QUESTION # 35
You can attach resources to a Dynamic Routing Gateway (DRG). Select THREE of these resources.
- A. IPSec Tunnel
- B. Remote Peering Connections
- C. Virtual Circuits
- D. VNIC
- E. Local Peering Connection
- F. Subnet
Answer: A,B,C
NEW QUESTION # 36
Which statement is true about pre-authenticated requests?
- A. You cannot edit a pre-authenticated request.
- B. Deleting a pre-authenticated request does not revoke access.
- C. Pre-authenticated requests can be used to delete buckets.
- D. You need to provide your OCI credentials to the partner company.
Answer: A
Explanation:
In Oracle Cloud Infrastructure (OCI),pre-authenticated requests (PARs)allow users to grant access to specific objects in Object Storage without requiring the recipient to have an OCI account or credentials. This feature is useful for sharing objects securely without exposing broader access.
* Cannot Edit a PAR: Once a pre-authenticated request is created, you cannot edit it. If you need to change the settings, such as the expiration date or the object being shared, you must delete the existing PAR and create a new one.
* Other Statements:
* Deleting a PARdoes indeed revoke access immediately, contradicting option B.
* Providing OCI credentials (C)is not required for using PARs. The purpose of PARs is to avoid sharing credentials.
* Deleting Buckets (D): PARs are designed for accessing objects, not for administrative actions like deleting buckets.
* Relevant OCI Documentation:
* Managing Pre-Authenticated Requests
This reference outlines the features and limitations of pre-authenticated requests, including the inability to edit them once created.
NEW QUESTION # 37
By default, OCI IAM policies follow the principle of least privilege. What does this principle mean in the context of policy creation?
- A. Policies should grant all possible permissions to simplify access control.
- B. Policies should provide only the minimum set of permissions required for users to perform their tasks effectively.
- C. Policies should be written in a complex and technical manner to enhance security.
- D. Policies should be identical for all users within a tenancy.
Answer: B
NEW QUESTION # 38
By default, OCI IAM policies follow the principle of least privilege. What does this principle mean in the context of policy creation?
- A. Policies should grant all possible permissions to simplify access control.
- B. Policies should provide only the minimum set of permissions required for users to perform their tasks effectively.
- C. Policies should be written in a complex and technical manner to enhance security.
- D. Policies should be identical for all users within a tenancy.
Answer: B
Explanation:
The principle of least privilege is a security best practice that dictates that users should only be granted the minimum set of permissions necessary to perform their tasks. This principle helps to minimize the risk of accidental or malicious actions that could compromise security.
* IAM Policies in OCI:When creating IAM policies in OCI, you should carefully evaluate the required permissions and only grant those that are absolutely necessary for the users or groups to perform their specific roles. This helps to reduce the attack surface and prevent unauthorized access to sensitive resources.
References:
* Oracle Cloud Infrastructure Documentation:Identity and Access Management (IAM) Best Practices
NEW QUESTION # 39
Which components are required for establishing remote peering between two Virtual Cloud Networks (VCNs) in Oracle Cloud Infrastructure (OCI)?
- A. A single VCN with nonoverlapping CIDRS in each region, a dynamic routing gateway (DRG) attached to each VCN, and a direct connection between the DRGS.
- B. Two VCNs with overlapping CIDRS in different regions, a virtual private network (VPN) gateway attached to each VCN, and a direct connection between the VPN gateways.
- C. Two VCNs with nonoverlapping CIDRS in different regions, a dynamic routing gateway (DRG) attached to each VCN, a remote peering connection (RPC) on each DRG, and a connection established between the RPCs.
- D. Two VCNs with nonoverlapping CIDRS in the same region, a dynamic routing gateway (DRG) attached to each VCN, and a direct connection between the DRGs.
Answer: C
Explanation:
Remote peering in Oracle Cloud Infrastructure allows two VCNs in different regions to communicate securely. To establish remote peering, the following components are required:
* Two VCNs with Nonoverlapping CIDRs:
* The CIDR blocks of the two VCNs must not overlap. This is crucial to avoid routing conflicts and ensure that traffic is correctly routed between the VCNs.
* Dynamic Routing Gateway (DRG) Attached to Each VCN:
* A DRG is a virtual router that provides a path for traffic between the VCN and networks outside the VCN, such as other VCNs via remote peering, on-premises networks, or other cloud services.
Each VCN needs its own DRG.
* Remote Peering Connection (RPC):
* An RPC is a specialized connection on the DRG used specifically for remote peering. You need to create an RPC on each DRG associated with the VCNs you wish to peer.
* Connection Between RPCs:
* Finally, a connection must be established between the RPCs of the two DRGs. This connection facilitates the secure and private exchange of traffic between the VCNs over Oracle's backbone network.
* Incorrect Options:
* Option Ainvolves a single VCN, which does not fulfill the requirement of remote peering between two VCNs.
* Option Binvolves overlapping CIDRs and VPN gateways, which are incorrect for remote peering.
* Option Csuggests peering within the same region, which would be considered local peering rather than remote peering.
* Relevant OCI Documentation:
* OCI Remote VCN Peering
* Dynamic Routing Gateway (DRG) Overview
These resources provide a detailed guide on configuring remote peering in OCI, ensuring secure and effective communication between VCNs across regions.
NEW QUESTION # 40
A financial firm is designing an application architecture for its online trading platform that should have high availability and fault tolerance. What should the architect do to avoid any costly service disruptions and ensure data durability?
- A. Create a replication policy to send data to a different bucket in another OCI region.
- B. Create a new Object Storage bucket in another region and configure recycle policy to move data every 5 days.
- C. Create a lifecycle policy to regularly send data from the Standard to Archive storage.
- D. Copy the Object Storage bucket to a block volume.
Answer: A
NEW QUESTION # 41
Which TWO are key benefits of setting up Site-to-Site VPN on Oracle Cloud Infrastructure (OCI)?
- A. When setting up Site-to-Site VPN, OCI provisions redundant VPN tunnels.
- B. When setting up Site-to-Site VPN, customers can expect bandwidth above 2 Gbps.
- C. When setting up Site-to-Site VPN, it creates a private connection that provides consistent network experience.
- D. When setting up Site-to-Site VPN, customers can configure it to use static or dynamic routing (BGP).
Answer: A,D
NEW QUESTION # 42
Which Oracle Cloud Infrastructure (OCI) Identity and Access Management (IAM) policy is invalid?
- A. Allow any-user to inspect users in tenancy
- B. Allow group 'Default'/'A-Developers' to create volumes in compartment Project-A
- C. Allow dynamic-group 'Default'/'FrontEnd' to manage instance-family in compartment Project-A
- D. Allow group 'Default'/'A-Admins' to manage all-resources in compartment Project-A
Answer: B
NEW QUESTION # 43
What are the two types of capture filters that can be created for network monitoring?
- A. Flow log capture filters and VTAP capture filters
- B. Flow log capture filters and packet capture filters
- C. Flow control capture filters and traffic capture filters
- D. VTAP capture filters and network capture filters
Answer: A
Explanation:
In Oracle Cloud Infrastructure (OCI), there are two primary types of capture filters used for network monitoring:
* Flow Log Capture Filters:These filters are used to capture and log network flow information (e.g., source and destination IP addresses, ports, protocols). Flow logs provide insights into the traffic patterns within your VCN.
* VTAP Capture Filters:Virtual Test Access Point (VTAP) capture filters allow you to capture and inspect traffic from specific network interfaces or subnets without affecting the flow of traffic. This is particularly useful for deep packet inspection and monitoring purposes.
References:
* Oracle Cloud Infrastructure Documentation:Flow Logs
* Oracle Cloud Infrastructure Documentation:VTAP
NEW QUESTION # 44
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