A Swap file is a space on a hard disk used as the virtual memory extension of a computer's real memory (RAM). <span>By using a </span>swap file, a computer<span> can </span>use<span> more memory than what is physically installed in the </span>computer. It is a file or space on the hard drive where data from RAM is "swapped" in order to preserve space.When you move back and forth between the programs, data is swapped from the RAM to the swap file and back again.
Set the DeletionPolicy to Retain in the CloudFormation template.
<h3>
What is Three-tier web application?</h3>
A 3-tier application architecture exists as a modular client-server architecture that consists of a presentation tier, an application tier, and a data tier. The three-tier architecture stands as the most popular implementation of a multi-tier architecture and consists of a single presentation tier, logic tier, and data tier.
If a resource exists deleted, the DeletionPolicy retains the physical resource but confirms that it's deleted from CloudFormation's scope. If a resource exists updated such that a new physical resource is created to replace the old resource, then the old resource stands completely deleted, including from CloudFormation's scope.
Hence, Set the DeletionPolicy to Retain in the CloudFormation template.
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Answer:
hope this helps :) the answer is in the pic
Answer:
Depends
Explanation:
Technology is not advanced yet, so building a fully functional nerve gear is difficult. It could be possible in a few years though.