Question: 1/ Using PostgreSQL with a page size of 8 KB, how many IOPS do you need to read 200MB of data every second? A. 6400

1/ Using PostgreSQL with a page size of 8 KB, how many IOPS do you need to read 200MB of data every second?

A. 6400 IOPS

B. 25600 IOPS

C. 2048 IOPS

D. Not Enough Information

2/ If you have 320Mbps disk throughput and a page size of 0.256Mb, how many IOPS do you need to allocate?

A. 1250 IOPS

B. 2500 IOPS

C. 6400 IOPS

D. Not enough information

3/

After creating a default settings IAM user via the AWS Command Line Interface, what do you need to do to allow API calls to AWS resources?

A. Create IAM Policies

B. Create access keys and set the appropriate permissions

C. Do nothing, the user can already call APIs

D. Set this new user as a root user

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