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Zorluk: KolayBusiness Impact Analysis and Business Continuity Management

Match each business continuity concept on the left with the operational description on the right that best defines its role in disaster recovery planning.

  • Work Recovery Time (WRT)The period needed for business operations testing, data validation, and process reintegration after technical systems are restored.
  • Maximum Tolerable Downtime (MTD)The absolute maximum time a critical business function can remain inactive before the enterprise suffers irreversible operational failure.
  • Mean Time to Repair (MTTR)The average time required for technical engineers to diagnose, fix, and restore a failed system component to operation.
  • Single Point of Failure (SPOF)An unredundant system element or critical dependency that, if disrupted, results in complete outage of a business function.

Cevap

The correct pairings align each continuity metric with its precise operational boundary: Work Recovery Time matches the phase for post-restoration business testing; Maximum Tolerable Downtime matches the ultimate time limit before irreversible damage; Mean Time to Repair matches the technical fix duration; and Single Point of Failure matches a critical unredundant component.
Each business continuity concept directly matches its operational definition: Work Recovery Time focuses on business verification after technical recovery; Maximum Tolerable Downtime represents the upper time boundary before critical business collapse; Mean Time to Repair is the average technical restoration speed; and Single Point of Failure is an unredundant bottleneck that can halt an entire service.

Adım Adım Çözüm

1
Differentiate between technical restoration metrics and business recovery testing phases.
Identified MTTR as technical repair duration and WRT as business verification time.
MTTR focuses on hardware/software fix speed, whereas WRT occurs after technical restoration to validate business data and processes.
2
Distinguish organizational outage thresholds from system vulnerability concepts.
Associated MTD with total allowable failure time limit and SPOF with architectural vulnerability lacking redundancy.
MTD establishes overall outage limits, while SPOF identifies specific single components capable of taking down whole systems.

Anahtar Kavram

Business Continuity Planning and Metrics
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