Explanation: The Amazon Glacier data model core concepts include vaults and archives. The vault is analogous to the S3 buckets as it also stores the archives like a bucket.
Question : You are planning to use RRS. Which of the below mentioned statements will help him with respect to AWS RRS? 1. The object from RRS can be moved to S3 or Glacier 2. S3 and RRS provide the same durability 3. Access Mostly Uused Products by 50000+ Subscribers 4. Latency and throughput of RRS and S3 are not the same
Explanation: The objects in RRS and S3 provide the same latency and throughput, but S3 has higher durability while RRS is cheaper. The user can configure the rules to move objects from RRS to Glacier or change the storage class from RRS to S3.
Question : You are launching an instance with EC. Which of the below mentioned options does the user needs to consider before launching an instance? 1. Select the OS of the AMI. 2. Select the instance type. 3. Access Mostly Uused Products by 50000+ Subscribers 4. All the other options.
Explanation: Regarding Amazon EC2, when launching an instance, the user needs to select the region the instance would be launched from. While launching, the user needs to plan for the instance type and the OS of the instance.