ACA-Cloud1 무료 덤프문제 온라인 액세스

Your friend purchases some Alibaba Cloud resources and uses them to build an online training website. Before the site goes online, your friend wants to perform some performance tests but doesn't know how to do it. In this case, which of the following services can help?

• A.None Of The Above
• B.Load and Performance Testing Service
• C.After-Sales Support Service
• D.Support Ticket Service

Which of the following statements about file uploading to OSS strategy is not correct?

• A.If you need to upload very large file you better use multi-part uploading to get the capability of resuming from break point.
• B.If you are using OSS to store some log files which are continuously being updated, you better choose streaming method to be able to append to one existing object instead of overwriting.
• C.All file uploading method provided by Alibaba Cloud OSS service will support resuming from break point.
• D.If you are uploading some small files (<1m), you can choose using put method to be able finish uploading in one http request.

Which three of the following statements about domain name binding to your OSS bucket are correct? (Choose three.)

• A.the number of domain names you bind to one bucket can't exceed 20
• B.your customized domain name need to be put on record in MIIT (Ministry of Industry and Information Technology)
• C.mapping a domain name to your bucket endpoint is mandatory
• D.Your customized domain name will be audited by Alibaba Cloud

RDS for MySQL is a PaaS, which means after creating the RDS instance, the user does not need to take care of the underlying OS, runtime environment of software packages. These would be taken care of by Alibaba Cloud.

• A.TRUE
• B.FALSE

A customer uses Alibaba Cloud Auto Scaling service and creates a scaling group. He/she sets the "Minimum number of instances" to 6 and "Maximum number of instances" to 8.
After correctly configuring scaling settings, the customer adds a scaling rule "Adjust to 10 ECS instances", and creates a scheduled task based on this rule.
And then, the customer checks the scaling group and see it already contains 6 valid ECS instances, he/she then enables this scaling group immediately.
How many ECS instances are left in the scaling group when the scheduled task is activated once?

• A.Ten
• B.Five
• C.Eight
• D.Six