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Oracle 1z0-1072-24 Exam Syllabus Topics:
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NEW QUESTION # 23
What is the primary purpose of the Web Application Acceleration service offered by Oracle Cloud Infrastructure (OCI)?
- A. Improving the reliability of layer 7 HTTP load balancers
- B. Monitoring and analyzing HTTP traffic patterns
- C. Encrypting HTTP traffic
- D. Speeding up traffic on layer 7 HTTP load balancers
Answer: D
NEW QUESTION # 24
Which policy would you write to provide admin access to all three of your existing admin groups for a shared Test compartment?
- A. Allow all-group to manage all-resources in compartment Test where request.principal.group.tag.
EmployeeGroup.Role='Admin' - B. Allow group any-group to manage all-resources in compartment Test whererequest.principal.group.tag.
EmployeeGroup.Role='Admin' - C. Allow dynamic-group to manage all-resources in compartment Test where request.principal.group.tag.
EmployeeGroup.Role='Admin' - D. Allow any-user to manage all-resources in compartment Test where request.principal.group.tag.
EmployeeGroup.Role='Admin'
Answer: A
Explanation:
In Oracle Cloud Infrastructure (OCI), policies are written to define permissions for user groups. The correct policy to provide admin access to all three existing admin groups in a shared compartment (in this case, the
"Test" compartment) would be:
"Allow all-group to manage all-resources in compartment Test where request.principal.group.tag.
EmployeeGroup.Role='Admin'".
* "Allow all-group": Grants access to all groups.
* "to manage all-resources": Specifies full access permissions (manage includes all CRUD operations).
* "in compartment Test": Limits the scope of the policy to the "Test" compartment.
* "where request.principal.group.tag.EmployeeGroup.Role='Admin'": Adds a condition to restrict this admin-level access to only groups tagged with the role 'Admin'.
This policy ensures that only users in the groups tagged as Admin will be allowed to manage resources in the Test compartment, making it the most suitable choice for providing admin access.
For reference:
* OCI Policy Syntax Documentation
NEW QUESTION # 25
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. 0.0.0.0/0
- D. 10.0.0.0/8
Answer: B,D
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 # 26
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 cannot reuse the same instance configuration for multiple instance pools.
- C. An instance pool can have multiple instance configurations associated with it.
- D. You can only delete an instance configuration if it is not associated with any instance pool.
Answer: D
Explanation:
Instance configurations and instance pools are used in OCI to manage groups of instances collectively:
* Deleting Instance Configurations: An instance configuration cannot be deleted if it is currently associated with an instance pool. You must first disassociate or delete the instance pool before you can delete the instance configuration.
* Reusing Instance Configurations: You can reuse the same instance configuration for multiple instance pools, which allows you to deploy identical groups of instances in different contexts.
* Instance Pools: A single instance pool can only be associated with one instance configuration, ensuring uniformity across the instances in the pool.
* Relevant OCI Documentation:
* Instance Configuration Overview
* Instance Pools Overview
These references explain how to manage instance configurations and pools, including the rules for deletion.
NEW QUESTION # 27
Which TWO statements are NOT correct regarding the Oracle Cloud Infrastructure (OCI) burstable instances?
- A. Burstable instances are charged according to the baseline OCPU.
- B. Baseline utilization is a fraction of each CPU core.
- C. Burstable instances cost less than regular instances.
- D. If the instance's average CPU utilization is below the baseline, it can burst above the baseline.
Answer: C,D
NEW QUESTION # 28
What would be the total meteredBytes shown by the File Storage service after the hourly update cycle is complete when you overwrite 0.5 GB of a 1 GB file?
- A. 1.5 GB
- B. 2.5 GB
- C. 0.5 GB
- D. 1 GB
Answer: A
NEW QUESTION # 29
What happens to the performance level of a volume when it is detached from an instance?
- A. The performance level is adjusted to Higher Performance.
- B. The performance level is adjusted to Lower Cost (0 VPUs/GB).
- C. The performance level remains unchanged.
- D. The performance level is adjusted to Balanced.
Answer: B
NEW QUESTION # 30
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. Expanding an existing volume in place with offline resizing.
- D. Cloning an existing volume to a new, larger volume.
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 # 31
What happens to the performance level of a volume when it is detached from an instance?
- A. The performance level is adjusted to Higher Performance.
- B. The performance level is adjusted to Lower Cost (0 VPUs/GB).
- C. The performance level remains unchanged.
- D. The performance level is adjusted to Balanced.
Answer: B
Explanation:
In Oracle Cloud Infrastructure (OCI), when a block volume is detached from an instance, its performance level is automatically adjusted to the "Lower Cost" tier, which provides 0 VPUs (Volume Performance Units) per GB. This adjustment helps reduce costs when the block volume is not actively being used by a compute instance.
Key Points:
* Volume Performance Levels:OCI offers various performance tiers for block volumes, including
"Higher Performance," "Balanced," and "Lower Cost." These tiers determine the level of IOPS (Input
/Output Operations Per Second) and throughput available to the volume.
* Automatic Adjustment:When a block volume is detached from an instance, OCI automatically optimizes the cost by switching the volume to the "Lower Cost" performance tier. This tier offers minimal performance, suitable for data that is not actively accessed.
* Cost Management:This automatic adjustment is beneficial for managing costs, as it prevents users from incurring unnecessary charges for higher performance levels when the volume is not in use.
References:
* Oracle Cloud Infrastructure Documentation:Block Volume Performance Levels
NEW QUESTION # 32
What is a key advantage of utilizing administrator roles for access control within OCI IAM identity domains?
- A. Can be used to grant access to resources outside the identity domain
- B. Provide granular control over user access to specific compartments
- C. Simplify access management by eliminating policy creation
- D. Offer a wider range of permission combinations
Answer: C
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 # 33
How will moving a database instance to a different compartment impact user access?
- A. Compartments are not covered by IAM policies.
- B. Compartments prevent resource movement.
- C. Access will be revoked for all users.
- D. IAM policies are not tied to compartments.
Answer: C
Explanation:
In Oracle Cloud Infrastructure (OCI), when you move a database instance to a different compartment, the following impact on user access occurs:
* Impact of Moving Resources: When you move a resource, like a database instance, to a different compartment, the IAM policies that grant access to that resource in the original compartment no longer apply. This effectively revokes access for users or groups unless equivalent policies are in place in the new compartment.
* Restoring Access: To restore access, you would need to create new IAM policies in the destination compartment that grant the necessary permissions to the users or groups who need access.
* Relevant OCI Documentation:
* Managing Compartments
* Moving Resources
These resources provide detailed steps on how compartment changes impact resource access and management.
NEW QUESTION # 34
What would happen if you choose not to proactively reboot the instance before the scheduled maintenance due date?
- A. You will receive another notification to reboot within the next 7 days.
- B. The instance will get terminated.
- C. You will receive another notification to reboot within the next 14 days.
- D. The instance is either reboot-migrated or rebuilt in place for you.
Answer: D
NEW QUESTION # 35
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 cannot reuse the same instance configuration for multiple instance pools.
- C. An instance pool can have multiple instance configurations associated with it.
- D. You can only delete an instance configuration if it is not associated with any instance pool.
Answer: D
NEW QUESTION # 36
Which statement is NOT true about the Oracle Cloud Infrastructure (OCI) Object Storage service?
- A. Object Versioning is enabled at the namespace level.
- B. Object Storage resources can be shared across tenancies.
- C. Immutable option for data stored in Object Storage can be set via retention rules.
- D. Object lifecycle rules can be used to archive or delete objects.
Answer: B
NEW QUESTION # 37
Which Oracle Cloud Infrastructure (OCI) Identity and Access Management (IAM) policy is invalid?
- A. Allow group 'Default'/'A-Developers' to create volumes in compartment Project-A
- B. Allow dynamic-group 'Default'/'FrontEnd' to manage instance-family 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: A
NEW QUESTION # 38
How can OCI IAM be configured to facilitate cross-region access?
- A. Users can access resources in all regions by default.
- B. The identity domain automatically replicates to the other region.
- C. The administrator can grant users permissions to access specific resources in the other region.
- D. Identity domain replication must be enabled.
Answer: C
NEW QUESTION # 39
Which statement is TRUE about delegating an existing domain to the Oracle Cloud Infrastructure (OCI) DNS service?
- A. Domains can be self-delegated to OCI DNS from its own service portal.
- B. Domains can be delegated to OCI DNS from the Domain Registrar's self-service portal.
- C. Domains can be delegated to OCI DNS via FastConnect partners.
- D. All domains can be retrieved to OCI DNS via DYN.
Answer: B
NEW QUESTION # 40
Which statement accurately describes the key features and benefits of OCI Confidential Computing?
- A. It optimizes network performance through advanced routing algorithms.
- B. It provides automatic scalability and load balancing capabilities.
- C. It encrypts and isolates in-use data and the applications processing that data.
- D. It enables users to securely store and retrieve data by using distributed file systems.
Answer: C
Explanation:
OCI Confidential Computingis a security feature designed to protect data in use. This is particularly important for sensitive workloads where data must be secured not only when at rest or in transit but also while being processed.
* Encrypts and Isolates In-Use Data: OCI Confidential Computing ensures that data and the applications processing it are isolated from the underlying infrastructure. This means that even if the infrastructure is compromised, the in-use data remains secure. The technology typically leverages secure enclaves or other hardware-based isolation mechanisms to achieve this.
* Other Options:
* Optimizing Network Performance (A),Automatic Scalability and Load Balancing (B), andSecure Data Storage (D)are important features, but they are not related to the core capabilities of Confidential Computing, which focuses on in-use data protection.
* Relevant OCI Documentation:
* OCI Confidential Computing Overview
This documentation provides a detailed explanation of how OCI Confidential Computing works and its benefits for securing sensitive data during processing.
NEW QUESTION # 41
What is the primary function of the Network Path Analyzer (NPA) tool provided by Oracle Cloud Infrastructure (OCI)?
- A. Providing real-time monitoring of network traffic to detect security threats and unauthorized access attempts
- B. Sending actual traffic between source and destination to diagnose connectivity issues
- C. Collecting and analyzing network configuration to identify virtual network configuration issues impacting connectivity
- D. Optimizing network performance by dynamically adjusting routing paths based on traffic patterns
Answer: C
NEW QUESTION # 42
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. Activate the replica.
- B. No action required. By default, the replica is available as a block volume.
- C. Trigger the replica.
- D. Initiate the replica.
Answer: B
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 # 43
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