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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 build a customer support portal
How to organize DNS for hybrid cloud workloads
How to replace on-premises servers with cloud storage
How to write a security policy for employees
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?
Eliminate the need for DNS caching
Move all traffic to external servers
Separate internal and external queries
Increase the number of cloud providers used
Explanation:
Jessica says split-horizon can separate internal and external queries.
3.
Why do they want DNS caching?
To separate internal from external queries
To reduce load and latency
To create a backup cloud server
To replace conditional forwarding
Explanation:
Jessica says caching is important to reduce load and latency.
4.
What can be inferred about the architecture Jessica wants?
It should avoid using any DNS servers
It should work without any failover features
It should focus only on external users
It should support both security and fast response times
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?
Cancel the DNS meeting
Begin migrating all workloads to a single cloud
Remove conditional forwarding from the design
Draft the architecture diagram for review
Explanation:
John says, ‘I will draft the architecture diagram for review,’ which clearly indicates his next action.
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