What is XML Namespace?

Answer
An XSL sheet or a document may have duplicate elements and attributes. Therefore, the XML namespaces define a way to distinguish between duplicate element types and attribute names.
An XML namespace is a collection of element type and attribute names. It is a URI due to which any element type or attribute name in an XML namespace can be uniquely identified.
It consists of two parts : the name of the XML namespace and the local name.

e.g.: xmlns: h=”http://www.abc.com”
After this, you can write

……..

to associate the table with the declared namespace. 

What is XML Namespace?

A namespace is a qualified name that is associated with the XML DTD / Schema location. The prefix ‘xmlns’ to a tag specifies the namespace of that tag. Usually the namespace tag is defined in the beginning tag of an element.

What is XML data binding?

Answer
XML data binding refers to the process of representing the information in an XML document as an object in computer memory.

The limitations of data binding include round tripping of elements and attributes. XML data binding product generates documents that are invalid because of sibling order. They do not preserve physical constructs. They do not preserve comments and processing instructions.

What is an XML encoding error?

Answer
XML documents can contain non ASCII characters, like Norwegian æ ø å , or French ê è é which introduce errors.

The 2 types are:
An invalid character was found in text content.
Switch from current encoding to specified encoding not supported.

You can avoid these errors by specifying the XML encoding Unicode.