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Listening Quiz: Thảo Luận Kiến Trúc DNS cho Tải Công Việc Đám Mây Lai – Advanced Level
Th3 16, 2025
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bởi
Anna Phạm
trong
Tiếng Anh dành cho công nghệ thông tin (English for IT)
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1.
What are Jessica and John mainly discussing?
How to organize DNS for hybrid cloud workloads
How to write a security policy for employees
How to replace on-premises servers with cloud storage
How to build a customer support portal
Explanation:
They discuss DNS architecture choices such as split-horizon DNS, conditional forwarding, caching, failover, and integration for hybrid cloud workloads.
2.
What does Jessica say split-horizon DNS can do?
Move all traffic to external servers
Increase the number of cloud providers used
Separate internal and external queries
Eliminate the need for DNS caching
Explanation:
Jessica says split-horizon can separate internal and external queries.
3.
Why do they want DNS caching?
To replace conditional forwarding
To create a backup cloud server
To separate internal from external queries
To reduce load and latency
Explanation:
Jessica says caching is important to reduce load and latency.
4.
What can be inferred about the architecture Jessica wants?
It should focus only on external users
It should avoid using any DNS servers
It should support both security and fast response times
It should work without any failover features
Explanation:
They mention split-horizon for security, low latency, caching, and failover, so the design needs to support both security and speed.
5.
What will John most likely do next?
Draft the architecture diagram for review
Begin migrating all workloads to a single cloud
Cancel the DNS meeting
Remove conditional forwarding from the design
Explanation:
John says, ‘I will draft the architecture diagram for review,’ which clearly indicates his next action.
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