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Listening Quiz: Thảo Luận Về Cấu Hình Và Tối Ưu Hóa Cụm Spark – Easy Level
Th10 3, 2024
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bởi
Anna Phạm
trong
Tiếng Anh dành cho Nhà khoa học dữ liệu (English for Data Scientist)
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1.
What is the conversation mainly about?
How to write a marketing report
How to configure and optimize a Spark cluster
How to repair a computer monitor
How to install a new office network
Explanation:
Mia and Paul discuss setting up a Spark cluster, including workers, memory, dynamic allocation, monitoring, and job optimization.
2.
According to Paul, what should they configure in order to set up the Spark cluster?
The database and email server
The router and printer
The application and browser
The master and worker nodes
Explanation:
Paul says they need to configure the master and worker nodes.
3.
What does Paul say about dynamic allocation?
It makes the Spark UI unnecessary
It replaces the need for workers
It is only useful for monitoring
It helps the cluster use resources better
Explanation:
Paul explains that dynamic allocation helps the cluster use resources better.
4.
How can they monitor the cluster’s health?
By increasing caching only
By using the Spark UI
By restarting the workers
By changing the master node
Explanation:
Paul says to use the Spark UI because it shows all important information.
5.
What can be inferred about Mia after the conversation?
She is confused about what a worker node is
She wants to stop using Spark immediately
She is ready to begin setting up the cluster
She already finished optimizing the jobs
Explanation:
At the end, Mia says, ‘Let’s start setting up the cluster now,’ which shows she is ready to begin.
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