What is the purpose of configuring High Availability (HA) for BIG-IP APM in relation to end-users?

Question

Options

• ATo ensure policy enforcement for end-users during device failover
• BTo maintain active user sessions across multiple BIG-IP devices
• CTo distribute application traffic evenly between active and standby devices
• DTo improve the performance of user authentication and access policies

• A
  80% (33)
• B
  5% (2)
• C
  5% (2)
• D
  10% (4)

Explanation

Configuring HA for BIG-IP APM ensures that access policies continue to be enforced even if the active device fails - the standby device takes over seamlessly, so end-users are never left without policy control during a failover event (A is correct).

Why the distractors are wrong:

• B is tempting but misleading - HA does not inherently preserve existing user sessions; sessions may drop during failover unless mirroring is explicitly configured separately from HA itself.
• C is incorrect because BIG-IP HA operates in active/standby mode by default - traffic is not distributed evenly between both devices; only the active node handles traffic.
• D is incorrect because HA is a redundancy/availability mechanism, not a performance optimization tool - it adds no processing power to authentication or policy evaluation.

Memory tip: Think of HA as a "policy bodyguard" - its job is to make sure the rules stay enforced no matter what happens to the hardware, not to improve speed or share the load.

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