An administrator needs to take multiple snapshots per day and retain them for one week. How should the administrator define and schedule the SLA?
Answer(s): D
The correct answer is D because it matches the requirement of taking multiple snapshots per day and retaining them for one week. Option A is incorrect because it only takes one snapshot per day, which is not enough for the administrator's need. Option B is incorrect because it only retains the snapshots for one week, which means the older snapshots will be deleted after seven days. Option C is incorrect because it only takes two snapshots per week, which is not frequent enough for the administrator's need.
The following sources provide more information about the SLA retention policies and how to create and modify them in NDB:Nutanix Database Management & Automation (NDMA) course, Module 4: Protecting DatabasesUsing Time Machine, Lesson 4.1: Creating and Modifying SLA Retention Policies Nutanix Certified Professional - Database Automation (NCP-DB) v6.5, Knowledge Objectives, Section 5 - Protect NDB-managed Databases Using Time MachineNutanix Database Service (NDB) User Guide, Chapter 6: Protecting Databases Using Time Machine, Section 6.1: Creating and Modifying SLA Retention Policies
A customer has NDB configured to create snapshots of their production databases every 4 hours. A developer requires a copy of the current production data at 7:00am of each day. What is the most efficient way to meet this requirement?
Answer(s): C
Time Machine is a feature of Nutanix Era that allows you to create and manage snapshots of your databases. You can use Time Machine to create clones from any snapshot, either manually or automatically. You can also configure Time Machine to create clones from snapshots based on a schedule, such as daily, weekly, or monthly. This way, you can ensure that your clones are always up to date with the latest data from your production databases. In this scenario, the most efficient way to meet the developer's requirement is to configure Time Machine to create a clone from a daily snapshot at 7:00am. This will save the developer's time and effort, as well as reduce the storage consumption by using the existing snapshots.
Nutanix Database Management & Automation Training Course Nutanix Certified Professional - Database Automation datasheet Nutanix Certified Professional - Database Automation (NCP-DB) 5 Exam
An administrator needs to perform LCM upgrades on an AHV cluster registered with NDB. The cluster hosts NDB-provisioned database server VMs that are part of a database server cluster. What should the administrator do to allow the DB Server VMs to stay available while the cluster is being upgraded?
Answer(s): B
The correct answer is B because setting VM-Host affinity ensures that the DB Server VMs are not migrated to another host during the LCM upgrade process. This way, the DB Server VMs can continue to serve the database requests without interruption. Option A is incorrect because updating the Nutanix cluster does not prevent the DB Server VMs from being moved to another host. Option C is incorrect because removing the Nutanix cluster from NDB will make the DB Server VMs unmanaged by NDB and lose the benefits of NDB features. Option D is incorrect because unsetting VM-Host affinity will allow the DB Server VMs to be migrated to another host during the LCM upgrade process, which may cause downtime or performance degradation.
The following sources provide more information about the LCM upgrades and VM-Host affinity in NDB:Nutanix Database Management & Automation (NDMA) course, Module 6: Administering an NDB Environment, Lesson 6.3: Performing NDB Software Upgrades Nutanix Certified Professional - Database Automation (NCP-DB) v6.5, Knowledge Objectives, Section 6 - Administer an NDB EnvironmentNutanix Database Service (NDB) User Guide, Chapter 8: Administering an NDB Environment, Section 8.3: Performing NDB Software UpgradesNutanix Support & Insights, Your guide to the Upgrades, LCM Design Nutanix Life Cycle Manager Guide, Chapter 3: Upgrading Software and Firmware, Section 3.2:Preparing for an Upgrade, VM-Host Affinity
The NDB user interface can display which language option?
The NDB user interface supports multiple languages, including English, Chinese, and Japanese. You can change the language preference in the NDB settings page. The NDB user interface does not support Korean, French, or German languages at this time.
Nutanix Database Management & Automation Training Course, Module 1: Introduction to NutanixEra, Lesson 1: Nutanix Era Overview, Slide 7: NDB User Interface Nutanix Certified Professional - Database Automation (NCP-DB) 5 Exam, Section 1: Describe NDB Concepts, Objective 1.6: Languages
A database administrator wants to define initialization variables for different types of database engines and workloads, like OLTP and DW.What type of profile would be used?
The database parameters profile is used to define the initialization variables for different types of database engines and workloads, such as OLTP and DW. The database parameters profile allows the database administrator to customize the configuration settings for each database engine, such as Oracle, SQL Server, PostgreSQL, and MySQL. The database parameters profile can also be applied to different database operations, such as provisioning, cloning, and patching. The database parameters profile helps to optimize the performance and functionality of the databases according to the specific requirements and best practices of each database engine and workload. The software profile version is used to define the software version and edition for each database engine, such as Oracle 19c Enterprise Edition or SQL Server 2019 Standard Edition. The software profile version is required for provisioning new databases and patching existing databases. The software profile version helps to ensure the compatibility and compliance of the databases with the supported software versions and editions.The network profile is used to define the network configuration and security settings for the database server VMs and the databases, such as the IP address, subnet mask, gateway, DNS, firewall rules, and SSL certificates. The network profile is required for registering new database server VMs and provisioning new databases. The network profile helps to ensure the connectivity and protection of the database server VMs and the databases within the network environment. The compute profile is used to define the compute resources and storage policies for the database server VMs and the databases, such as the CPU, memory, disk size, disk type, compression, deduplication, and replication factor. The compute profile is required for provisioning new databases and cloning existing databases. The compute profile helps to ensure the availability and efficiency of the database server VMs and the databases within the Nutanix cluster.
Nutanix Database Management & Automation Training Course, Module 4: Nutanix Era Configuration, Lesson 4.1: Nutanix Era Configuration, slides 6-9.Nutanix Database Management & Automation Training Course, Module 5: Nutanix Era Operations, Lesson 5.1: Nutanix Era Operations, slides 5-8, 11-12, 15-16.
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