최신Alibaba Cloud ACA Developer Certification - ACA-Developer무료샘플문제

A. Use SMC(Server Migration Center) to collect data from the origin physical server. Create an intermediate ECS instance on Alibaba Cloud and wait for the data transfer to complete. Then generate a new image directly from that intermediate ECS instance.

B. Use a third-party image creation tool to create an image from the physical server. The image is then uploaded to Alibaba Cloud Object Storage Service (OSS) for storage. In the ECS console, import that image from OSS, then, create an ECS instance from the custom image.

C. Use a third-party image creation tool to create an image from the physical server. Upload the image to the ECS console to turn it into a custom image. Then, use the custom image to create ECS instances.

A. RAM users must be authorized by the Alibaba Cloud account to log in to the console or use the API to manage the resources owned by the Alibaba Cloud account.

B. RAM users do not "own" the resources that they create (those belong to the Alibaba Cloud account itself), and RAM users cannot generate and pay their own individual bills (costs accrue to and are billed to the master Alibaba Cloud account).

C. RAM users can be created under a single Alibaba Cloud account, corresponding to employees, systems, or applications.

D. RAM users belong to an Alibaba Cloud account, but they can also operate as independent accounts with their own private resources, not visible to the primary Alibaba Cloud account.

A. The instance has a backup task being executed

B. No instance type (specification) was included in the request parameters

C. The instance is in the running state

D. The targeted RDS instance is a disaster recovery instance

A. Topic

B. Tags

C. Source

D. Content

E. Time

A. Select multiple VPCs when creating the scaling group

B. Choose a variety of different ECS types when creating your Scaling Configuration

C. When creating the scaling group, select multiple Vswitches in multiple Zone within a Region

D. In the process of creating a Scaling Group, associate multiple Server Load Balancers

A. access.key.secret

B. vpcjd

C. access.keyjd

D. zone jd

E. regionjd

A. In the OpenTracing standard, each Span represents a named and timed non-continuous execution segment in the call chain

B. In the OpenTracing standard, a call chain can be regarded as a directed acyclic graph (DAG) composed of multiple Spans. The relationship between spans is named References

C. Alibaba Cloud Tracing Analysis model relies on OpenTracing

D. In some cases, timing diagrams based on the timeline are used to show the call chain

A. Rejected

B. Failed

C. Timeout

D. Executing

A. The Log Service frontend service adopts an LVS + NGINX architecture

B. Each log written to the Log Service backend will be saved in triplicate (across three separate physical servers)

C. 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

D. As an agent for collecting logs, Logtail can collect logs from existing system log files in a non-intrusive manner

A. CloudMonitor trigger(s)

B. SLS trigger(s)

C. MNS topic trigger(s)

D. OSS event trigger(s)