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Listening Quiz: Thảo Luận Về Kiến Trúc Chuyển Đổi Dự Phòng Đa Khu Vực – Medium Level
Th9 11, 2024
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bởi
Anna Phạm
trong
Tiếng Anh dành cho Kỹ sư DevOps (English for DevOps Engineer)
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1.
What is the conversation mainly about?
Training employees on security rules
Choosing a new office location
Updating the company website
Planning a multi-region failover system
Explanation:
Laura and William discuss designing a multi-region failover system, including regions, replication, failure detection, and testing.
2.
How many regions does William recommend using?
As many as possible
One region
Three regions exactly
At least two regions
Explanation:
William says, “At least two regions for safety.”
3.
What method does William suggest for data synchronization?
No synchronization
Asynchronous replication
Synchronous replication
Manual copying
Explanation:
William says they can use asynchronous replication.
4.
Why does William say asynchronous replication is acceptable despite causing delay?
Because it completely prevents downtime
Because it requires no monitoring
Because it is the only method Laura knows
Because it is faster than synchronous replication
Explanation:
William explains that asynchronous replication causes some delay, but it is faster than synchronous replication, which supports accepting the delay.
5.
What does William say should be done about failover switching?
It should only happen after a day
It should be automatic and fast
It should be manual and slow
It should be avoided if possible
Explanation:
William says the failover switching should be automatic and fast.
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