AWS/Virtual Private Cloud ( VPC ) – Review Questions

Background Finally, returning to my AWS Study. I was really stuck on the Networking, specifically Virtual Private ( VPC) area. Admittedly, my shallowness included :- Not enough Networking Background Too many new words Lab I knew I will not have the strength nor time to confirm intuition in a Lab setting And, so will be … Continue reading AWS/Virtual Private Cloud ( VPC ) – Review Questions

AWS/RDS – SQL Server – Error – “The EXECUTE permission was denied on the object ‘agent_datetime’, database ‘msdb’, schema ‘dbo’ “

Background Here is an error I have been wanting to talk about for a while here. Code msdb.dbo.agent_datetime Outline The agent.date_time function accepts two integer values, date and time. And, returns the corresponding datetime value. SQL Output Output - AWS Here is the result when we issue command against an ASW/RDS MS SQL Server Instance. … Continue reading AWS/RDS – SQL Server – Error – “The EXECUTE permission was denied on the object ‘agent_datetime’, database ‘msdb’, schema ‘dbo’ “

AWS/RDS – Delete Instance

Background For one of the projects we are standing up in AWS, I will like to test out different Instance configuration options. Constraints It has a big database and I did not want to continue eating the cost of standing up various instances.  It is time to stand down of some of the instances.   … Continue reading AWS/RDS – Delete Instance

AWS/EC2 – Instance – Metadata

Background Continuing with our study on AWS/EC2. Let us quickly cover how we go about querying the EC2 instance for rudimentary system information. Environment On the instance itself, please send a payload against Link-local address; specifically 169.254.169.254.  The full URL is http://169.254.169.254/latest/meta-data/ Tool We are on MS Windows and we have browsers loaded and we … Continue reading AWS/EC2 – Instance – Metadata

AWS :- Elastic Compute Cloud ( EC2 ) and Elastic Block Store ( EBS ) :- Review Questions

Review Questions Your web application needs four instances to support steady traffic nearly all of the time. On the last day of each month, the traffic triples. What is a cost-effective way to handle this traffic pattern? A. Run 12 Reserved Instances all of the time. B. Run four On-Demand Instances constantly, then add eight … Continue reading AWS :- Elastic Compute Cloud ( EC2 ) and Elastic Block Store ( EBS ) :- Review Questions