What minOccurs 1?

What minOccurs 1?

When “minOccurs=1” is contained within an XML Schema Definition (XSD), it means that the first occurrence of the element is required. The element does not need to contain any data, it just needs to be present.

How many time and element can be appeared if minOccurs 1 and maxOccurs 0?

The default value for both the minOccurs and the maxOccurs attributes is 1. Thus, when an element such as comment is declared without a maxOccurs attribute, the element may not occur more than once.

What is Nillable in XSD?

The nillable attribute can be defined on an xsd:element within an XML schema. It specifies that the xsi:nil attribute is valid for the element. If an XML schema has defined the nillable attribute as true, it is mapped as a required attribute and is included in the document, however, its values are nullified.

How many indicators are present in schema?

There are seven indicators: Order indicators: All. Choice.

Which type of data is not parsed in an XML document?

CDATA: (Unparsed Character data): CDATA contains the text which is not parsed further in an XML document.

Which is the default namespace?

A default namespace is a namespace that does not include a prefix. The default prefix is applied to all the elements that do not include a prefix and is unique for different XMLports. For example, the following string specifies a namespace: urn:microsoft-dynamics-nav/xmlports/x100 , where 100 is the ID of the XMLport.

What is XS tag in XML?

XML Schema Root Element The “xs” designation is called the “Namespace Prefix,” and can be used with an element and a child element.

What is the full form of XSD?

The full form of XSD is XML Schema Definition. XSD is a way to formally describe the structure and elements in an XML (Extensible Markup Language) document. The purpose of XSD is to define the legal building blocks that relate to an XML document.

What is difference between CDATA and PCDATA in XML?

CDATA means the element contains character data that is not supposed to be parsed by a parser. #PCDATA means that the element contains data that IS going to be parsed by a parser.

What is xmlns and XSI?

xmlns:xsi:http://www.w3.org/2001/XMLSchema-instance — Declared in the XML and is used to help declare that the XML document is an instance of and XSD. The convention is to use the namespace prefix of xsi. targetNamespace: is used in the header of the XSD to defined the namespace that the XSD describes.

What is the use of targetNamespace in WSDL?

targetNamespace is the logical namespace for information about this service. WSDL documents can import other WSDL documents, and setting targetNamespace to a unique value ensures that the namespaces do not clash. xmlns is the default namespace of the WSDL document, and it is set to http://schemas.xmlsoap.org/wsdl/ .

What is difference between XSD and XS?

For brevity, the text and examples in this specification use the prefix xs: to stand for this namespace; in practice, any prefix can be used. in the end xs or xsd are only prefixes. XSD is used for example more by Microsoft schemas. The important is how you declare the namespace.