Exam 1z0-066 topic 1 question 49 discussion

Actual exam question from Oracle's 1z0-066

Question #: 49
Topic #: 1

Examine the Fast-start configuration:
DGMGRL> show fast_start failover;

Fast-Start Failover: ENABLED -

Threshold : 30 seconds -

Target: sheep -

Observer : 017.example.com -
Lag Limit: 30 seconds (not in use)

Shutdown Primary: TRUE -

Auto-reinstate: TRUE -
Observer Reconnect: (none)

Observer Override: FALSE -
Configurable Failover Conditions
Health Conditions:

Corrupted Controlfile YES -

Corrupted Dictionary YES -

Inaccessible Logfile NO -

Stuck Archiver YES -

Datafile Offline YES -
Oracle Error Conditions:
(none)
Which three are true?

A. The observer will initiate a failover when the primary database is unable to produce local archived redo log files.
B. An automatic failover will be initiated even if the target standby database lags behind the primary.
C. The observer is running.
D. A failover may occur if the observer has lost connectivity to the primary database, even if the Fast-Start Failover target standby database has a good connection to the primary database.
E. The configuration operates in Maximum Availability mode.
F. The configuration operates in Maximum Performance mode.

Show Suggested Answer

Suggested Answer: ACE 🗳️
A: Stuck Archiver: YES -
Archiver is unable to archive a redo log because the device is full or unavailable.

C: Observer : 017.example.com -
E: The FastStartFailoverLagLimit configuration property is only used by the broker when enabling fast-start failover for configurations operating in maximum performance mode.
References: docs.oracle.com/cd/E11882_01/server.112/e40771/sofo.htm

by JESUSBB at Aug. 25, 2022, 6:27 p.m.

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Rockfics

1 year, 6 months ago

Selected Answer: ACD

Lag Limit is ignored in Maximum Availability (Not in use message)

upvoted 1 times

mendezhemilio

1 year, 1 month ago

Conditions for FSFO Failover By default, the observer will initiate failover to the target standby if and only if ALL of the following are true: observer is running observer and the standby both lose contact with the primary Note: if the observer loses contact with the primary, but the standby does not, the observer can determine that the primary is still up via the standby. observer is still in contact with the standby durability constraints are met failover threshold timeout has elapsed https://www.oracle.com/technical-resources/articles/smiley-fsfo.html Answer: ACE

upvoted 1 times

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JESUSBB

2 years ago

Answer: A, C and E

upvoted 1 times

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Exam 1z0-066 topic 1 question 49 discussion

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Rockfics

mendezhemilio

JESUSBB

SY0-701