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Oracle

1Z0-054 · Question #213

As a DBA configuring a new instance, you want to run a representative workload on the instance and examine the relevant statistics to see whether the cache is underconfigured or overconfigured.Given…

The correct answer is A. only 2. Exam Questions, Study Guides, Practice Tests. Lead the way to help you pass any IT Certification exams, 100% Pass Guaranteed or Full Refund. Especially Cisco, CompTIA, Citrix, EMC, HP, Oracle, VMware, Juniper, Check Point, LPI, Nortel, EXIN and so on. Our Slogan: First Test…

Performance Management

Question

As a DBA configuring a new instance, you want to run a representative workload on the instance and examine the relevant statistics to see whether the cache is underconfigured or overconfigured.Given below is a list of the initialization parameters that would affect the statistics collection and advisories. 1. STATISTICS_LEVEL set to BASIC 2. STATISTICS_LEVEL set to TYPICAL 3. DB_CACHE_ADVICE set to ON 4. TIMED_STATISTICS set to TRUE Which of the above initialization parameters' values must be set explicitly to get the relevant statistics with minimal impact on the overall database performance?

Options

  • Aonly 2
  • B2 and 3
  • C1, 3, and 4
  • D2, 3, and 4

How the community answered

(24 responses)
  • A
    83% (20)
  • B
    8% (2)
  • C
    4% (1)
  • D
    4% (1)

Explanation

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Topics

#STATISTICS_LEVEL#DB_CACHE_ADVICE#buffer cache advisory#performance statistics

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