what does it do?

If I write the below command, what does it do?ec2-run ami-e3a5408a -n 20 -g appserver A. Start twenty instances as members of appserver group. B. Creates 20 rules in the security group named appserver C. Terminate twenty instances as members of appserver group. D. Start 20 security groups Show Answer

Read More

What is the Reduced Redundancy option in Amazon S3?

What is the Reduced Redundancy option in Amazon S3? A. Less redundancy for a lower cost. B. It doesn’t exist in Amazon S3, but in Amazon EBS. C. It allows you to destroy any copy of your files outside a specific jurisdiction. D. It doesn’t exist at all Show Answer

Read More

which IP address should I use?

If I want an instance to have a public IP address, which IP address should I use? A. Elastic IP Address B. Class B IP Address C. Class A IP Address D. Dynamic IP Address Show Answer

Read More