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Oracle 1z0-1072-24 Exam Syllabus Topics:
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NEW QUESTION # 29
Which is NOT a valid action within the Oracle Cloud Infrastructure (OCI) Block Volume service?
- A. Restoring from a volume backup to a larger volume.
- B. Attaching a block volume to an instance in a different availability domain.
- C. Cloning an existing volume to a new, larger volume.
- D. Expanding an existing volume in place with offline resizing.
Answer: B
Explanation:
In Oracle Cloud Infrastructure (OCI), block volumes are designed to be highly flexible and can be used in various ways:
* A. Restoring from a volume backup to a larger volume:This is supported and allows for resizing during the restoration process.
* B. Cloning an existing volume to a new, larger volume:You can clone a block volume and specify a larger size for the new volume.
* C. Expanding an existing volume in place with offline resizing:OCI allows you to increase the size of an existing block volume without needing to take it offline.
Option D is NOT validbecause block volumes can only be attached to compute instances within the same availability domain. Cross-availability domain attachment of block volumes is not supported directly.
References:
* Oracle Cloud Infrastructure Documentation:Block Volume Overview
NEW QUESTION # 30
What is the primary purpose of the Web Application Acceleration service offered by Oracle Cloud Infrastructure (OCI)?
- A. Monitoring and analyzing HTTP traffic patterns
- B. Improving the reliability of layer 7 HTTP load balancers
- C. Encrypting HTTP traffic
- D. Speeding up traffic on layer 7 HTTP load balancers
Answer: D
Explanation:
The primary purpose of the Web Application Acceleration service offered by Oracle Cloud Infrastructure (OCI) is tospeed up traffic on layer 7 HTTP load balancers. This service optimizes the delivery of web applications by reducing latency and improving response times, making it ideal for enhancing user experience on web applications.
* Functionality:The service utilizes caching, compression, and other acceleration techniques to ensure that HTTP/S traffic is delivered efficiently.
References:
* Oracle Cloud Infrastructure Documentation:Web Application Acceleration
NEW QUESTION # 31
What are the two types of capture filters that can be created for network monitoring?
- A. Flow log capture filters and packet capture filters
- B. VTAP capture filters and network capture filters
- C. Flow log capture filters and VTAP capture filters
- D. Flow control capture filters and traffic capture filters
Answer: C
NEW QUESTION # 32
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 be written in a complex and technical manner to enhance security.
- B. Policies should provide only the minimum set of permissions required for users to perform their tasks effectively.
- C. Policies should grant all possible permissions to simplify access control.
- D. Policies should be identical for all users within a tenancy.
Answer: B
NEW QUESTION # 33
What is a key advantage of utilizing administrator roles for access control within OCI IAM identity domains?
- A. Provide granular control over user access to specific compartments
- B. Offer a wider range of permission combinations
- C. Can be used to grant access to resources outside the identity domain
- D. Simplify access management by eliminating policy creation
Answer: D
Explanation:
In Oracle Cloud Infrastructure (OCI) Identity and Access Management (IAM), administrator roles play a significant role in managing access:
* Simplification of Access Management: Utilizing administrator roles allows you to simplify access management by eliminating the need to create complex IAM policies manually. These roles come with predefined permissions that cover common administrative tasks, reducing the effort needed to manage access controls.
* Granular Control: While administrator roles provide a broad range of permissions, they may not offer the same level of granularity as custom policies.
* Other Benefits:
* Offer a wider range of permission combinations (A): While custom policies can offer more specific combinations, administrator roles are designed to cover a broad range of tasks.
* Granting Access Outside Identity Domain (C): Administrator roles are generally scoped to their identity domain and do not provide cross-domain access.
* Granular Control (D): Although administrator roles simplify management, custom policies are typically used when granular control over specific compartments or resources is needed.
* Relevant OCI Documentation:
* OCI IAM Roles Overview
This resource provides detailed information on how roles and policies are used in OCI to manage access.
NEW QUESTION # 34
Which THREE protocols are supported by the Oracle Cloud Infrastructure (OCI) private Network Load Balancers?
- A. HTTP
- B. ICMP
- C. UDP
- D. BGP
- E. TCP
- F. iSCSI
Answer: A,C,E
Explanation:
The OCI Private Network Load Balancer supports multiple protocols for managing traffic efficiently across your instances within a private subnet. Specifically, it supports:
* UDP (User Datagram Protocol): Commonly used for applications that require fast, connectionless communication, such as video streaming or DNS services.
* TCP (Transmission Control Protocol): A reliable, connection-oriented protocol, widely used for web traffic and other applications requiring data integrity.
* HTTP (Hypertext Transfer Protocol): Frequently used for web traffic, it is an application-layer protocol built on top of TCP and enables communication between web browsers and servers.
The combination of these protocols allows the OCI Network Load Balancer to manage diverse workloads, including web services and real-time applications.
For reference:
* OCI Load Balancer Documentation
NEW QUESTION # 35
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. Copy the Object Storage bucket to a block volume.
- B. Create a new Object Storage bucket in another region and configure recycle policy to move data every
5 days. - C. Create a replication policy to send data to a different bucket in another OCI region.
- D. Create a lifecycle policy to regularly send data from the Standard to Archive storage.
Answer: C
Explanation:
For an online trading platform requiring high availability and fault tolerance, it's critical to ensure data durability and avoid any costly service disruptions. In Oracle Cloud Infrastructure (OCI), Object Storage is often used to store critical data, such as transaction logs or user data, due to its scalability, durability, and reliability.
Option Bis the most suitable approach for ensuring data durability and availability across regions. Here's why:
* Cross-Region Replication (CRR):OCI offers a feature called Cross-Region Replication for Object Storage. This feature allows you to automatically and asynchronously replicate objects in a bucket from one OCI region to another. This setup ensures that even if one region experiences a failure, the data is still available in another region, thereby meeting the requirements for high availability and fault tolerance.
* Data Durability:By replicating data to another region, you protect against regional outages. OCI guarantees 99.95% availability for replicated data, which is critical for a financial firm's trading platform where data consistency and durability are paramount.
* Disaster Recovery:With data replicated in another region, the trading platform can quickly switch to using the data in the secondary region in case of a disaster in the primary region. This setup significantly reduces recovery time objectives (RTO) and ensures business continuity.
References:
* Oracle Cloud Infrastructure Documentation:Cross-Region Replication for Object Storage
* Oracle Whitepaper:High Availability and Disaster Recovery in Oracle Cloud Infrastructure Explanation of Incorrect Options:
* Option A:Creating a new Object Storage bucket in another region and configuring a recycle policy to move data every 5 days does not provide real-time data availability or the faulttolerance required for a financial application. Recycle policies are intended for managing the lifecycle of data, not for high availability or disaster recovery.
* Option C:While lifecycle policies are useful for moving less frequently accessed data to a more cost- effective storage tier (e.g., from Standard to Archive), they do not address cross-region redundancy or real-time availability, which are critical for this use case.
* Option D:Copying an Object Storage bucket to a block volume is not a recommended practice for ensuring data durability and fault tolerance. Block volumes are used for persistent storage attached to compute instances, and copying object storage data to block volumes does not achieve the same level of redundancy and cross-region availability as replication policies.
Thus,Option Bis the correct and most efficient method for ensuring high availability and fault tolerance in this scenario.
NEW QUESTION # 36
Which of the following is a valid RFC 1918 CIDR prefix that can be used for creating an Oracle Cloud Infrastructure (OCI) Virtual Cloud Network (VCN)?
- A. 192.268.0.0/24
- B. 192.168.0.0/16
- C. 10.0.0.0/8
- D. 0.0.0.0/0
Answer: B,C
Explanation:
RFC 1918 defines IP address ranges that are reserved for private networks, which cannot be routed on the public internet. In Oracle Cloud Infrastructure (OCI), these private IP address ranges can be used to create Virtual Cloud Networks (VCNs). The valid RFC 1918 CIDR prefixes include:
* 192.168.0.0/16: A private IP range often used in home networks.
* 10.0.0.0/8: A large private IP range commonly used in enterprise networks.
Invalid Options:
* B. 0.0.0.0/0: This CIDR represents all IP addresses and is not a valid private IP range.
* C. 192.268.0.0/24: This is not a valid IP address range as the octet "268" is outside the allowable range of 0-255.
References:
* Oracle Cloud Infrastructure Documentation:VCN Overview
* RFC 1918: Address Allocation for Private Internets
NEW QUESTION # 37
Which statement accurately describes the key features and benefits of OCI Confidential Computing?
- A. It provides automatic scalability and load balancing capabilities.
- B. It enables users to securely store and retrieve data by using distributed file systems.
- C. It optimizes network performance through advanced routing algorithms.
- D. It encrypts and isolates in-use data and the applications processing that data.
Answer: D
NEW QUESTION # 38
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 group 'Default'/'A-Developers' to create volumes in compartment Project-A
- C. Allow any-user to inspect users in tenancy
- D. Allow group 'Default'/'A-Admins' to manage all-resources in compartment Project-A
Answer: C
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 # 39
Which compute capacity type would you select to meet these requirements?
- A. Dedicated host
- B. On-demand capacity
- C. Capacity reservation
- D. Preemptible capacity
Answer: B
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 # 40
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. Auto-Tiering tier
- B. Standard tier
- C. Infrequent Access tier
- D. Archive tier
Answer: B
NEW QUESTION # 41
Which components are required for establishing remote peering between two Virtual Cloud Networks (VCNs) in Oracle Cloud Infrastructure (OCI)?
- A. 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.
- B. 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.
- C. 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.
- D. 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.
Answer: D
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 # 42
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 configure it to use static or dynamic routing (BGP).
- C. When setting up Site-to-Site VPN, customers can expect bandwidth above 2 Gbps.
- D. When setting up Site-to-Site VPN, it creates a private connection that provides consistent network experience.
Answer: A,B
Explanation:
Setting up a Site-to-Site VPN on Oracle Cloud Infrastructure offers several key benefits related to connectivity and reliability:
* Static or Dynamic Routing (BGP): OCI allows customers to configure Site-to-Site VPN with either static routing or dynamic routing using Border Gateway Protocol (BGP). This flexibility enables customers to choose the routing method that best suits their network configuration and requirements.
* Redundant VPN Tunnels: OCI automatically provisions redundant VPN tunnels when you set up a Site- to-Site VPN. These redundant tunnels ensure high availability and fault tolerance, so if one tunnel fails, traffic can continue to flow through the other tunnel without interruption.
* Bandwidth Considerations: While the VPN provides a reliable connection, it typically does not exceed
2 Gbps in bandwidth. Higher bandwidth connections usually require FastConnect.
* Private Connection: The VPN does create a secure and private connection between on-premises data centers and OCI, but it does not inherently provide a consistent network experience in the way that a dedicated connection like FastConnect does.
* Relevant OCI Documentation:
* Site-to-Site VPN Overview
* Configuring Routing for VPNs
These references detail the benefits and technical specifications of setting up Site-to-Site VPNs on OCI.
NEW QUESTION # 43
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 # 44
Which TWO statements about the Oracle Cloud Infrastructure (OCI) File Storage Service are accurate?
- A. File systems use Oracle-managed keys by default.
- B. Communication with file systems in a mount target is encrypted via HTTPS.
- C. Customers can encrypt the communication to a mount target via export options.
- D. Customers can encrypt data in their file system using their own Vault encryption key.
Answer: A,D
Explanation:
Oracle Cloud Infrastructure (OCI) File Storage Service offers robust encryption capabilities to ensure data security.
* B. Customer-Managed Encryption:Customers can choose to encrypt their data using their own keys stored in the OCI Vault service. This gives customers control over their encryption keys and enhances data security.
* D. Oracle-Managed Encryption:By default, all data stored in OCI File Storage is encrypted using Oracle-managed keys. This ensures that data is encrypted at rest without requiring any action from the customer.
Incorrect Statements:
* A. Communication is not encrypted via HTTPSwhen accessing file systems; instead, encryption in transit is typically managed via NFS over TLS.
* C. Encryption of communication to a mount target is handled via network configurations, not through export options.
References:
* Oracle Cloud Infrastructure Documentation:File Storage Encryption
NEW QUESTION # 45
Which statement is TRUE about restoring a volume from a block volume backup in the Oracle Cloud Infrastructure (OCI) Block Volume service?
- A. You can restore a volume from any full volume backup but not from an incremental backup.
- B. You can restore only one volume from a manual block volume backup.
- C. You can restore a block volume backup to a larger volume size.
- D. You can only restore a volume to the same availability domain in which the original block volume resides.
Answer: C
NEW QUESTION # 46
Which statement accurately describes ephemeral principals?
- A. Ephemeral principals represent long-lived service accounts.
- B. Ephemeral principals are another term for dynamic groups.
- C. Ephemeral principals are temporary credentials granted to resources.
- D. Ephemeral principals are user accounts with limited lifespans.
Answer: C
Explanation:
Ephemeral principals in Oracle Cloud Infrastructure (OCI) refer to temporary security credentials granted to resources, such as compute instances, to enable them to interact with OCI services securely. These credentials have a limited lifespan and are typically used in situations where resources need to authenticate temporarily without the need for long-lived credentials.
* Use Case:Ephemeral principals are often used for instance principals, allowing compute instances to make API calls without the need to manage long-term keys or credentials.
References:
* Oracle Cloud Infrastructure Documentation:Using Instance Principals
NEW QUESTION # 47
You enabled Cross Region Replication for the volume and selected US West (San Jose) as the destination region. What should you do to create a new volume from the volume replica?
- A. No action required. By default, the replica is available as a block volume.
- B. Activate the replica.
- C. Trigger the replica.
- D. Initiate the replica.
Answer: A
Explanation:
When Cross-Region Replication is enabled for a block volume in Oracle Cloud Infrastructure (OCI), the replication process automatically creates and maintains a synchronized copy of the block volume in the selected destination region (in this case, US West (San Jose)).
* Replica Availability: The replicated volume is immediately available as a block volume in the destination region. You do not need to take any additional action to activate or trigger the replica.
* Creating New Volumes: Since the replica is automatically available as a block volume, you can directly use it to create a new volume in the destination region without any manual intervention.
* Relevant OCI Documentation:
* Cross-Region Block Volume Replication
This documentation outlines how cross-region replication works and confirms that no additional steps are needed to create a new volume from a replica
NEW QUESTION # 48
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 Cluster Network.
- B. The VCN where that compute instance resides still has a route rule.
- C. The VCN where that compute instance resides still has an Internet Gateway.
- D. The VNIC of that compute instance is attached to a Network Security Group (NSG).
Answer: D
NEW QUESTION # 49
Which IAM Identity Domain type should you create for a full-featured Identity-as-a-Service (IDaaS) solution?
- A. Free
- B. Premium
- C. Oracle Apps Premium
- D. External User
Answer: B
Explanation:
In Oracle Cloud Infrastructure (OCI), when you need a full-featured Identity-as-a-Service (IDaaS) solution, the appropriate Identity Domain type to create isPremium.
* Premium Identity Domain: This option provides a comprehensive set of identity and access management (IAM) capabilities, including advanced security features, identity governance, and support for enterprise-grade integrations. It supports managing user identities, multifactor authentication, and various other identity services required for a robust IDaaS solution.
* Other Options:
* External User: This is a limited domain type typically used for managing users who only need access to specific external services.
* Free: This domain type offers limited features and is not intended for full-featured enterprise IAM requirements.
* Oracle Apps Premium: This is tailored for integrating with Oracle applications but does not offer the broad capabilities of the Premium option.
* Relevant OCI Documentation:
* Oracle Identity Domains Overview
This documentation explains the various identity domain types and their use cases within OCI.
NEW QUESTION # 50
You want to protect your VM instance from low-level threats, such as rootkits and bootkits. What should you do?
- A. Create a burstable instance.
- B. Create a shielded instance.
- C. Use in-transit encryption.
- D. Use Vulnerability Scanning Service.
Answer: B
NEW QUESTION # 51
Why is the OCI Inter-Region Latency dashboard useful for optimizing data transfer and backup strategies?
- A. It focuses solely on latency within your own tenancy.
- 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 provides real-time data specific to your tenancy's workloads.
Answer: C
NEW QUESTION # 52
You can attach resources to a Dynamic Routing Gateway (DRG). Select THREE of these resources.
- A. Local Peering Connection
- B. Virtual Circuits
- C. IPSec Tunnel
- D. VNIC
- E. Remote Peering Connections
- F. Subnet
Answer: B,C,E
NEW QUESTION # 53
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