Online Access Free ACA-Developer Practice Test

Which of the following statements are correct, with regard to Alibaba Cloud Log Service? (Number of correct answers: 3)

• A.The Logstore backend service is deployed on a single machine to complete the real-time persistence, indexing, query and delivery of Logstore data to MaxCompute
• B.As an agent for collecting logs, Logtail can collect logs from existing system log files in a non-intrusive manner
• C.The Log Service frontend service adopts an LVS + NGINX architecture
• D.Each log written to the Log Service backend will be saved in triplicate (across three separate physical servers)

Company A has a large number of files store in Alibaba Cloud OSS that need to be deleted (numbering in the tens of thousands). What is the fastest, easiest way to delete these files?

• A.Configure a life cycle rule that matches the entire bucket, and delete all files after one day
• B.Manually delete them one by one
• C.Directly delete the bucket
• D.Call the API from a script, deleting files in batches

Alibaba Cloud Content Delivery Network (CDN) is a suitable product for the following scenarios: (Number of correct answers: 2)

• A.News websites with more than 30 million daily page views and users are all from Singapore.
• B.Static sites with more than 100,000 daily page views.
• C.Images, HTML, CSS and JS files on a medium-sized E-commerce website.
• D.BBS forums with less than 100 daily page views.

Which of the following descriptions of Alibaba Cloud's SSL certificate service are correct? (Number of correct answers: 2)

• A.DV level certificates are suitable for government organizations, enterprises, educational institutions, etc.
• B.EV certificates are suitable for large enterprises, financial institutions, etc.
• C.OV certificates are suitable for personal websites.
• D.Alibaba Cloud SSL Certificate Service supports the purchase of three types of certificates: DV certificates, OV certificates, and EV certificates.

Which of the following operations can be performed through Log Service sAPI? (Number of correct answers:
3)

• A.Deliver logs to OSS for storage and analysis
• B.Access control for different users
• C.Create a Logstore, write and read logs to the Logstore
• D.Collect logs based on Logtail configuration and Logtail machine group information