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Listening Quiz: Chính Sách Tự Động Mở Rộng Quy Mô Cho Chi Phí Và Hiệu Suất – Medium Level
Th9 17, 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 main topic of the conversation?
Training employees on network security
Scheduling a maintenance visit for the servers
Choosing a new computer for the office
Planning an auto-scaling policy for cost and performance
Explanation:
James and Anna discuss auto-scaling policies and how to balance cost and performance by considering CPU, memory, cooldown time, and network traffic.
2.
According to the conversation, what does cooldown time do?
It prevents too many changes
It lowers network traffic
It increases memory capacity
It tracks CPU usage
Explanation:
James says, ‘Cooldown time prevents too many changes,’ and Anna agrees that it keeps the system stable.
3.
What concern does Anna raise about memory scaling?
It makes cooldown time unnecessary
It might increase costs
It cannot prevent slowdowns
It only affects network traffic
Explanation:
Anna says memory is important, but ‘it might increase costs.’
4.
Why do James and Anna want to include several factors in the policy?
To make the system change as often as possible
To focus only on CPU usage
To balance cost and performance
To avoid using any limits
Explanation:
They discuss CPU, memory, limits, cooldown time, and network traffic, and Anna concludes, ‘This will balance cost and performance.’
5.
Why does James say, ‘We can set limits to control costs’?
To respond to Anna’s concern about memory scaling increasing costs
To explain why network traffic should be ignored
To suggest removing cooldown time
To disagree with using any scaling at all
Explanation:
Anna says memory scaling might increase costs, and James answers by suggesting limits to control those costs.
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