What is correct about XML?

What is correct about XML?

Extensible Markup Language (XML) is a markup language that defines a set of rules for encoding documents in a format that is both human-readable and machine-readable.

Which is not true about XML?

(iv) XML tags are not case sensitive is not true. XML tags are case sensitive. A component has a start and a closure tag. All components in an XML file are contained in a peripheral component known as the root component.

Which is true about XML prolog?

The prolog of an XML document comprises everything from the start of the file to the document root tag. It may contain the XML declaration, processing instructions, comments, and a document type definition. In XML 1.0, all these things are optional; in XML 1.1 the XML declaration is required.

What is the correct way of declaring an XML namespace?

XML Namespaces – The xmlns Attribute When using prefixes in XML, a namespace for the prefix must be defined. The namespace can be defined by an xmlns attribute in the start tag of an element. The namespace declaration has the following syntax. xmlns:prefix=”URI”.

What is the role of XML prolog?

XML Prolog is the component added in the beginning of an XML document. DOCTYPE is used to mention the Document type Definition and it is used for validation purpose. We could call it as a valid XML if it get validated through DTD.

What is XML namespace used for?

An XML namespace is a collection of names that can be used as element or attribute names in an XML document. The namespace qualifies element names uniquely on the Web in order to avoid conflicts between elements with the same name.

What is an XML namespace answer?

XML namespaces are used for providing uniquely named elements and attributes in an XML document. They are defined in a W3C recommendation. An XML instance may contain element or attribute names from more than one XML vocabulary. Both the customer element and the product element could have a child element named id.

What is not true about the application of XML?

What is not true about XML? A. Web page display is the most important application of XML. B. With XML, there is a clear separation between document structure, content and materialization. C. XML is more powerful than HTML. D. XML documents have two sections.

Which is more powerful c.xml or d.xml?

With XML, there is a clear separation between document structure, content and materialization. C. XML is more powerful than HTML. D. XML documents have two sections. The XSLT processor copies the elements of the stylesheet until it finds a command in the format:

What are the differences between HTML and XML?

XML and HTML were designed with different goals: 1 XML was designed to carry data – with focus on what data is 2 HTML was designed to display data – with focus on how data looks 3 XML tags are not predefined like HTML tags are More …

Why is it important to store data in XML format?

Large amounts of data must be converted, and incompatible data is often lost. XML stores data in plain text format. This provides a software- and hardware-independent way of storing, transporting, and sharing data. XML also makes it easier to expand or upgrade to new operating systems, new applications, or new browsers, without losing data.

What do you mean by XML?

XML is a file extension for an Extensible Markup Language (XML) file format used to create common information formats and share both the format and the data on the World Wide Web, intranets, and elsewhere using standard ASCII text . XML is similar to HTML. Both XML and HTML contain markup symbols to describe the contents of a page or file.

What is the syntax of XML?

Syntax Rules for XML Declaration The XML declaration is case sensitive and must begin with ” ” where ” xml ” is written in lower-case. If document contains XML declaration, then it strictly needs to be the first statement of the XML document. The XML declaration strictly needs be the first statement in the XML document.

What is XML tag name?

XML Tag. A tag is just a generic name for a . An opening tag looks like , while a closing tag has a slash that is placed before the element’s name: . From now on we will refer to the opening or closing of an element as open or close tags.

What is XML choice?

Definition and Usage. XML Schema choice element allows only one of the elements contained in the declaration to be present within the containing element. Parent elements: group, choice, sequence, complexType, restriction (both simpleContent and complexContent), extension (both simpleContent and complexContent)