Most Recent Oracle 1Z0-1195-25 Exam Dumps

The 'MySQL Database Service' on OCI uses 'Block Volume Storage' (D) for all data storage, providing high-performance, persistent block storage attached to compute instances for database operations. 'Object Storage' (A) is for unstructured data, 'Flash Local Storage' (B) is temporary and instance-specific, and 'File Storage' (C) is for shared file systems---none suit MySQL's needs. Oracle's MySQL Service documentation confirms Block Volume as the standard.

The Exadata X8M leverages 'Remote Direct Memory Access' (RDMA) to access 'Persistent Memory' (B). RDMA allows direct memory-to-memory data transfer between systems without CPU involvement, enhancing performance. In Exadata X8M, RDMA accesses persistent memory (PMEM) to accelerate database operations by reducing latency and improving I/O throughput. 'Compute Instances' (A) and 'Database Servers' (D) are broader entities, not the specific resource RDMA targets, while 'Storage Disks' (C) are traditional storage, not memory. Oracle's Exadata documentation highlights RDMA's use with persistent memory in X8M systems.

'Oracle Database 19c' supports 'Machine Learning' (A) via in-database algorithms, 'Translytical' (B) workloads combining transactional and analytical processing, and 'Gaming' (C) through high-performance transaction support. However, 'Hadoop Clusters' (D) cannot run directly on 19c, as Hadoop is a distributed framework requiring a separate ecosystem (e.g., Oracle Big Data Service), not a workload natively supported within the database engine. Oracle's 19c documentation details its converged database capabilities, excluding Hadoop as a direct workload.

Two important reasons to upgrade and patch are 'Support Compliance' (A), ensuring the database remains under Oracle's support policy with access to updates, and 'Security' (C), applying patches to mitigate vulnerabilities and protect data. 'Validation of application' (B) is a byproduct, not a primary reason, and 'Restructure the database' (D) is unrelated to patching. Oracle's maintenance guides emphasize compliance and security as key drivers.

A prerequisite for running 'APEX' (Application Express) on an Autonomous Database is provisioning 'an Autonomous Database with the workload type Data Warehouse, Transaction Processing, JSON, or APEX' (B). APEX is supported across these workload types, with ORDS (Oracle REST Data Services) pre-enabled. Option A is incorrect, as ORDS is automatically configured. Option C is too restrictive, as APEX isn't limited to the APEX workload type alone. Option D is unnecessary, as user creation follows provisioning, not precedes it. Oracle's Autonomous Database documentation confirms APEX availability across these workload types with no manual ORDS setup required.