Which three parameters define information availability in a modern data center environment?

Question

Options

• AReliability - Accessibility - Timeliness
• BCapacity - Availability - Security
• CConfidentiality - Integrity - Availability
• DReliability - Integrity - Performance

• A
  69% (34)
• B
  20% (10)
• C
  4% (2)
• D
  6% (3)

Explanation

Option A correctly identifies the three parameters because information availability in a data center context means data must be reliable (consistently functional and non-failing), accessible (reachable by authorized users when needed), and timely (delivered within a useful timeframe) - together these form a complete definition of whether information is truly "available."

Option C (Confidentiality - Integrity - Availability) describes the CIA triad, a security framework that treats availability as one component rather than defining what availability itself consists of - a common distractor designed to catch students who conflate security principles with operational availability parameters. Option B (Capacity - Availability - Security) mixes infrastructure metrics with security concerns, and Option D (Reliability - Integrity - Performance) replaces Accessibility with Integrity (a data accuracy concept) and Timeliness with Performance, which shifts meaning away from availability entirely.

Memory tip: Think RAT - Reliability, Accessibility, Timeliness. A good data center availability model ensures data behaves like a reliable resource you can actually reach, exactly when you need it.

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