Document outputs are produced on(75) , devices that produce text or images on paper.A．mouse and keyboardB．scanners and plottersC．display and scannersD．printers and plotters
Document outputs are produced on(75) , devices that produce text or images on paper.
A．mouse and keyboard
B．scanners and plotters
C．display and scanners
D．printers and plotters
相关考题：
●(71) has many elements: text, audio sound，static graphics images, animations, and full-motion video.(71) A. MultimediaB. DatabaseC. FileD. Document
It is possible to have more than one(75) open in Word at the same time.A．textB．processC．blockD．document
（71)has many elements: text, audio sound, static graphics images, animations, and full-motion video.A．MultimediaB．DatabaseC．FileD．Document
In a data warehouse environmem, data is only valuable when it is organized and displayed as(75)A．dataB．informationC．fileD．document
（71）has many elements: text, audio sound, static graphics images, animations, and full-motion video.A.MultimediaB.DatabaseC.FileD.Document
In a data warehouse environment, data is only valuable when it is organized and displayed as(75)A．dataB．informationC．fideD．document
One of the difficulties in building an SQL,like query language for the Web is the absence of a database(71) for this huge, heterogeneous repository of information. However, if we are interested in HTML documents only, we can construct a virtual schema from the implicit structure of these files. Thus, at the highest level of(72) , every such document is identified by its Uniform. Resource Locator(URL), has a(73) and a text. Also, Web servers provide some additional information such as the type, length, and the last modification date of a document. So, for data mining purposes, we can consider the set of all HTML documents as a relation:Document(url, title, text, type, length, modif)Where all the(74) are character strings. In this framework, an individual document is identified with a(75) in this relation. Of course, if some optional information is missing from the HTML document, the associate fields will be left blank, but this is not uncommon in any database.A．schemaB．platformC．moduleD．relation
● (71) has many elements: text, audio sound, static graphics images, animations, and full-motion video.(71) A．MultimediaB． DatabaseC． FileD． Document
______has many elements:text,audio sound,static graphics images,animations,and video.A.MultimediaB.DatabaseC.FileD.Document
______ has many elements: text, audio sound, static graphics images, animations, and video.A.Multimedia]B.DatabasE.C.File]D.Document