Free Practice Questions for Oracle 1z0-1195-25 Exam

For serverless Spark processing in Oracle’s Lakehouse architecture, "OCI Data Flow" (C) is the designated service. OCI Data Flow is a fully managed, serverless platform that enables users to run Apache Spark applications without managing infrastructure, making it ideal for big data processing tasks like ETL, machine learning, and analytics. "Oracle Analytics Cloud" (A) is an analytics and visualization tool, not a Spark processing engine. "OCI Object Storage" (B) provides scalable storage but lacks processing capabilities, and "OCI Data Catalog" (D) is for metadata management, not Spark job execution. Oracle’s OCI documentation confirms OCI Data Flow as the primary service for serverless Spark workloads in the Lakehouse.

The "OCI Data Catalog" has two true characteristics: "Harvest object storage to derive schemas" (B), as it scans OCI Object Storage to extract metadata and schemas, and "Discover data using powerful search" (C), offering robust search capabilities for data discovery. "Management is required" (A) is vague and not a defining trait, and "Data Catalog does not integrate with Autonomous Database" (D) is false, as it integrates seamlessly for metadata management. Oracle’s documentation confirms these features.

Oracle’s Data Management strategy aims to deliver "the fastest, most scalable converged SQL database" (A), exemplified by its Autonomous Database and Exadata systems, which support multiple data types and workloads efficiently. It also seeks to "automate everything for developers, data analysts, DBAs, and data scientists" (B), leveraging self-managing, self-tuning capabilities to reduce manual effort and enhance productivity. Option C ("multiple integration points for 3rd party databases") is not a primary objective, as Oracle focuses on its own ecosystem. Option D ("best platform for warehouse workloads only") is too narrow, as the strategy spans beyond just warehousing to include transactional, analytical, and JSON workloads. Oracle’s official data management documentation emphasizes speed, scalability, and automation as core goals.

For storing application backups that need to be "stored for months, but retrieved immediately," "Object Storage (standard)" (A) is the suitable OCI service. Standard Object Storage offers durable, scalable storage with immediate access, ideal for backups requiring quick retrieval. "ArchiveStorage" (B) is cheaper but has retrieval delays, unsuitable for immediate access. "File Storage" (C) is for shared file systems, and "Block Volume" (D) is for high-performance attached storage, both less suited for long-term backups. Oracle’s OCI Storage documentation confirms Standard Object Storage for this use case.

In the Autonomous Database (ADB), "Data Insights" (B) is the tool to discover anomalies, outliers, and hidden patterns, leveraging built-in AI and ML capabilities to analyze data. "Data Load" (A) is for importing data, "Data Transforms" (C) is for data preparation, and "Catalog" (D) is for metadata (OCI Data Catalog). Oracle’s documentation identifies Data Insights for pattern detection.

"Exadata DB Systems" (B) is not available in the Oracle Cloud Free Tier. The Free Tier includes "Autonomous Data Warehouse" (A) with limited resources, "Compute" (C) instances, and "Monitoring" (D) services, but Exadata DB Systems, being a high-performance, premium offering, requires a paid subscription. Oracle’s Free Tier documentation lists eligible services, explicitly excluding Exadata.

A "MySQL Database Service DB System" includes a "Compute Instance" (A) for processing, a "Virtual Network Interface" (B) for networking, and "Block Storage" (D) for data. "FastConnect" (C), a high-speed connectivity service to OCI, is not a component of the DB system itself but an optional external connection. Oracle’s MySQL Service documentation lists the core components, excluding FastConnect.

ORDS stands for "Oracle REST Data Services," a middleware component provided by Oracle to enable RESTful access to Oracle Database and related services. It allows developers to expose SQL queries, database objects, and stored procedures as REST APIs, facilitating integration with modern applications. Options B ("Oracle Resilient Data Security"), C ("Oracle Rapid Data Systems"), and D ("Oracle REAP Diagnosis Systems") are not recognized terms in Oracle’s official documentation. ORDS is extensively documented in Oracle’s cloud and database resources as a critical tool for RESTful services, particularly in environments like Autonomous Database and Oracle Cloud Infrastructure (OCI).