Large objects are pinned into memory to avoid recurrent refills. Q4) Explain Memory TuningĪnswer: Properly sizing the database buffers such as buffer cache, log buffer, shared pool, buffer cache by analyzing the ratios of buffer hit. Also, look out for missing indexes, regular disk sorts, row chaining, data fragmentation, complete table scans, and so on. Q3) Explain IO TuningĪnswer: Database files must be sized correctly and located on the right place to afford supreme disk subsystem quantity. Q2) List out the type of tuningsĪnswer: Different types of tunings are IO Tuning, Database Tuning, CPU Tuning, Application Tuning, and Memory Tuning. Q1) Define Performance TuningĪnswer: Enabling ideal usage of the system with the prevailing resources is known as Performance Tuning. So utilize our Oracle Performance Tuning Interview Questions and answers to grow in your career.
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