<span>The DFS replication engine uses a form of replication called </span>multiple master replication
Since no answer choices, have to deduce it is Private Networks
<span>Middleware for cloud database applications is commonly written as scripts—short sections of code written in a programming or scripting language that are executed by another program. A script language is used for server side scripting language that can change a specific data on the server. Examples of these are PHP, JSP, Perl, Python, etc.</span>