Photos: Elastic and scalable: Amazon AWS Elastic Compute Cloud (EC2) allows you to set up a cloud server in a matter of minutes. With a couple of mouse clicks, you can resize your server (upgrade or downgrade the memory, for example) to cope with changes in demand—for example, in the...
Example coordinator explain plan: Custom Scan (Citus Router) (cost=0.00..0.00 rows=0 width=0) (actual time=885.738..885.739 rows=1 loops=1) Task Count: 1 Tasks Shown: All -> Task Node: host=ec2-34-206-28-19.compute-1.amazonaws.com port=5432 dbname=citus -> Finalize Aggregate (cost...
解决方案架构师正在AWS上设计一个使用持久性块存储的应用程序。数据必须是静态加密。哪种解决方案符合要求?() A. 在AmazonEC2实例上启用SSL。 B. 在AmazonEC2实例上加密AmazonEBS卷。 C. 在AmazonS3上启用服务器端加密。 D. 加密AmazonEC2实例存储。 查看完整题目与答案 在变压器二次搬运中,做法错误的是( )...
IaaS: Rent what you need—storage, servers, and networking—without owning hardware. It’s perfect for companies looking to build their IT infrastructure from scratch, for example, AWS EC2, Azure Virtual Machines, etc. PaaS: Build and deploy apps faster with pre-configured environments.You don'...