What namespaces are necessary to create a localized application? System.Globalization and System.Resources. What is the smallest unit of execution in .NET? an Assembly. When should you call the garbage collector in .NET? As a good rule, you should not call the garbage collector. However, you could call the garbage collector when you are done using a large object (or set of objects) to force the garbage collector to dispose of those very large objects from memory. However, this is usually not a good practice. How do you convert a value-type to a reference-type? Use Boxing. What happens in memory when you Box and Unbox a value-type? Boxing converts a value-type to a reference-type, thus storing the object on the heap. Unboxing converts a reference-type to a value-type, thus storing the value on the stack.Difference between directcast and ctype. Answer1 DirectCast requires the run-time type of an object variable to bethe same as the specified type.The run-time performance ofDirectCas...