A user is planning to evaluate AWS for their internal use. The user does not want to incur any charge on his account
during the evaluation. Which of the below mentioned AWS services would incur a charge if used?

A.
AWS S3 with 1 GB of storage

B.
AWS micro instance running 24 hours daily

C.
AWS ELB running 24 hours a day

D.
AWS PIOPS volume of 10 GB size

Explanation:
AWS is introducing a free usage tier for one year to help the new AWS customers get started in Cloud. The free tier can
be used for anything that the user wants to run in the Cloud. AWS offers a handful of AWS services as a part of this which
includes 750 hours of free micro instances and 750 hours of ELB. It includes the AWS S3 of 5 GB and AWS EBS general
purpose volume upto 30 GB. PIOPS is not part of free usage tier.