ECS can be used along with to store static images, videos, and reducing storage fees.

• A.OSS
• B.Server Load Balancer
• C.RDS
• D.VPC

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Alibaba Cloud relational database service (RDS) is a stable, reliable and elastic online database service. RDS supports below database types? (Choose three.)

• A.MySQL
• B.SQL Server
• C.PostgreSQL
• D.Oracle database

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Server Load Balancer can help protect from attack.

• A.DDoS
• B.Virus
• C.Ransomware
• D.SQL injection

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ECS is a highly flexible service. It can be used independently as a simple web server, or used with other Alibaba Cloud products, such as OSS and CDN, to provide advanced solutions. ECS can be used in applications such as:. (Choose four.)

• A.simple web applications
• B.no limited online storage
• C.large-traffic apps
• D.Databases
• E.Official corporate websites

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Alibaba Cloud's object storage (Object Storage Service, OSS for short) can be used to store massive amount of files, but there is still a maximum number of files in a single bucket.

• A.TRUE
• B.FALSE

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