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A job hunting website stores user's resumes in Object Storage Service (OSS) The current resume upload process is as follows:

7. Users upload resumes

2. The server responds to the upload request

3. The resume is uploaded to the server

4. 1 he server uploads the resume to OSS

Which of the following methods can be used to upload objects to OSS without requiring Step 3?

A.

Simple Upload

B.

Form Upload

C.

Multipart Upload

D.

Append Upload

Which of the following statements about PolarDB's endpoint(s) is NOT correct?

A.

The endpoint of the PolarDB MySQL database includes the cluster endpoint and the primary endpoint.

B.

Through a cluster endpoint, applications can connect to data nodes.

C.

The primary endpoint supports read/write splitting.

D.

Cluster endpoints support read/write splitting.

Log Service uses a semi-structured data model to define a log. This mode contains five data fields:

Topic, Time, Content, Source, and Tags. Log Service has different requirements for the format of each field in the log. Which of the following fields cannot be empty characters? (Number of correct answers: 4)

A.

Topic

B.

Time

C.

Content

D.

Source

E.

Tags

you have a Node.js based application and you plan to migrate it to Alibaba Cloud Function Compute, which of the following steps is unnecessary?

A.

Manually install the Node. Js package in the Function Compute console

B.

Create a single web application and upload the corresponding code package via the Function Compute console (or fcli)

C.

Configure program startup commands and access ports in the Function Compute console

D.

Start and verify the application in the Function Compute console

Which of the following are correct, regarding RAM users? (Number of correct answers: 3)

A.

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

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 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.

D.

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.

Which of the following permission control policies does Object Storage Service (OSS) provide for access to objects stored in a bucket? (Number of correct answers: 4)

A.

ACL

B.

RAM Policy

C.

Bucket Policy

D.

STS authorization

E.

Dynamic blacklist

F.

Object Policy

G.

IntranetAccess

During the process of backing up an RDS database, a developer found that the backup failed. What might cause this to happen?

A.

The database instance is not stopped

B.

DDL operations were performed during the backup

C.

DML operations were performed during the backup

D.

DCL operations were performed during the backup

When a developer calls the Alibaba Cloud SDK to access Elastic Compute Service (ECS), the following error is returned; RealNameAuthenticationError What is the possible cause?

A.

The ECS instance name violates the ECS service's naming conventions.

B.

The ECS instance name conflicts with other instance names.

C.

The user's Alibaba Cloud account has not passed real name authentication

D.

The API callers account and password are not authorized for ECS access.