Oracle 1Z0-1093-25 Online Practice Questions and Exam Preparation

Oracle 1Z0-1093-25 Online Questions & Answers

• Question 61:

  You are responsible for managing the storage configuration of an Exadata Database Service (ExaDB). You need to use the cellcli utility to modify the IORM (I/O Resource Management) settings to prioritize critical database workloads. Specifically, you want to adjust the share allocation for a specific database. Which cellcli command will accomplish this?

  A. cellcli alter iormplan database dbname shares=value
  B. cellcli configure iormplan database dbname shares=value
  C. cellcli modify iormplan database dbname shares=value
  D. cellcli change iormplan database dbname shares=value
  A. cellcli alter iormplan database dbname shares=value

• Question 62:

  Which of the following is a TRUE statement regarding the storage options typically available when launching an Oracle Cloud Infrastructure (OCI) Base Database Service (BaseDB) virtual machine (VM)?

  A. Block Volumes provide the primary storage and are directly attached to the VM.
  B. Object Storage is the default storage option for database datafiles.
  C. Local NVMe storage is always the default for BaseDB.
  D. File Storage is mandatory for database backups.
  A. Block Volumes provide the primary storage and are directly attached to the VM.

• Question 63:

  When enabling Database Management Service for a cloud database, which of the following is typically NOT a configurable parameter specific to the Database Management Service itself?

  A. The frequency at which performance metrics are collected.
  B. The specific metrics that are collected from the database.
  C. The maximum amount of storage space allocated for collected metrics.
  D. The database version.
  D. The database version.

• Question 64:

  Which two metrics are available for monitoring within the Performance Hub's Real-Time SQL Monitoring feature in Database Management?

  A. Physical Reads
  B. Average Active Sessions
  C. Number of CPUs on the host
  D. Database Version
  A. Physical Reads
  B. Average Active Sessions

• Question 65:

  When upgrading the Oracle Database software version on a BaseDB VM system, what is the primary responsibility of the database administrator (DBA) regarding the underlying operating system?

  A. The DBA is responsible for initiating and managing the operating system upgrade process through the Oracle Cloud Infrastructure console.
  B. The DBA must ensure the operating system is compatible with the target Oracle Database software version before initiating the database upgrade.
  C. The DBA has no direct responsibility for the operating system as it is fully managed by Oracle Cloud Infrastructure.
  D. The DBA should manually update the operating system packages after the database upgrade is successfully completed.
  B. The DBA must ensure the operating system is compatible with the target Oracle Database software version before initiating the database upgrade.

• Question 66:

  Which of the following characteristics is most indicative of a NoSQL database's focus on scalability and availability over strict consistency?

  A. Support for complex joins and transactions across multiple tables.
  B. Enforcement of strict referential integrity constraints.
  C. Partitioning and replication of data across multiple nodes.
  D. Reliance on a centralized, single-instance architecture.
  C. Partitioning and replication of data across multiple nodes.

• Question 67:

  Which two actions must you undertake when configuring the networking to provide network connectivity for a MySQL HeatWave DB System instance?

  A. Ensure the subnet used has a Service Gateway to Oracle Services, such as Object Storage, so that patching can be applied.
  B. Deploy the MySQL HeatWave DB System to a public subnet to allow external connectivity for users.
  C. Create ingress security rules in the VCN security list or Network Security Groups (NSGs) to allow traffic to the MySQL HeatWave DB System.
  D. Configure a dynamic routing gateway for inter-VCN connectivity.
  E. Create egress security rules in the VCN security list or Network Security Groups (NSGs) to block access from the MySQL HeatWave DB System to any outside network.
  A. Ensure the subnet used has a Service Gateway to Oracle Services, such as Object Storage, so that patching can be applied.
  C. Create ingress security rules in the VCN security list or Network Security Groups (NSGs) to allow traffic to the MySQL HeatWave DB System.

• Question 68:

  Which two of the following options are valid statements regarding the management of the operating system on a Base Database Service Virtual Machine DB System?

  A. Direct SSH access to the underlying VM is restricted, and all OS-level operations must be performed through the Web Console.
  B. Customers have full root access to the underlying operating system of the Virtual Machine DB System, allowing for customization and installation of custom software.
  C. Oracle manages the underlying operating system patching and updates, ensuring the system remains secure and compliant.
  D. Customers are responsible for the security and maintenance of the operating system, including applying necessary patches and updates.
  E. Customers are responsible for the initial OS installation, but then patching is controlled entirely by Oracle.
  B. Customers have full root access to the underlying operating system of the Virtual Machine DB System, allowing for customization and installation of custom software.
  D. Customers are responsible for the security and maintenance of the operating system, including applying necessary patches and updates.

• Question 69:

  What primary security mechanism within Oracle NoSQL Database Cloud Service governs access to individual tables, dictating which users or groups can perform specific actions?

  A. Virtual Cloud Network (VCN) security lists
  B. Identity and Access Management (IAM) policies
  C. Database Vault
  D. Transparent Data Encryption (TDE)
  B. Identity and Access Management (IAM) policies

• Question 70:

  Which statement accurately describes the inherent trade-offs often associated with choosing a NoSQL database over a traditional relational database?

  A. NoSQL databases universally guarantee stronger data consistency than relational databases, but at the expense of increased operational complexity.
  B. NoSQL databases typically sacrifice strict data consistency (ACID) to gain horizontal scalability and higher availability.
  C. NoSQL databases offer superior data integrity and reduced operational overhead compared to relational databases, making them ideal for transactional systems.
  D. NoSQL databases provide simplified querying capabilities using standard SQL, enhancing developer productivity and reducing the learning curve.
  B. NoSQL databases typically sacrifice strict data consistency (ACID) to gain horizontal scalability and higher availability.