Define four (4) of the following terms:  (2 marks each) a) synthesis b) single displacement c) neutralization d) endothermic e) oxidation f) incomplete combustion

The tarnishing of silver is a change that is:

Refer to the exhibit. What should be the source for the security group configuration associated with the private instance?

You are creating a two-tier architecture using a CloudFormation template. You want to ensure that your web servers do not get created until your RDS databases are provisioned. What can you use in the CloudFormation template to guarantee that resources will be provisioned properly?

An Sys Ops Admin wants Amazon S3 to send notifications every time an object is added, deleted, or overwritten. Which services can be enabled to receive these notifications? Choose three.

Your company must retain financial records in Amazon S3 to satisfy regulatory requirements. The records should not be modified for an indefinite period of time. What option will work the best?

Among the following reactions, the one which represents the complete combustion of acetylene is:

The combustion of glucose produces water, carbon dioxide and energy.  Plants perform the opposite of this reaction through photosynthesis.  Therefore, the photosynthesis reaction is:

What behaviour is most strongly positively correlated with poor final grade in the course? 

Identify some best practices related to tagging. Choose two.