A well-designed system should be (73) 。 ①easily understood ②reliable ③straightforward to implement ④straightforward to maintain
A. ①②
B. ①③④
C. ②③④
D. ①②③④
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XML是互联网联合组织创建的一组规范,XML是开放的,是 (10) 标准。XML主要有 (11) 等三个要素,为了增强XML文件结构化要求,一般要使用XML的辅助技术 (12) 。
A. TCP/IP
B. W3C
C. ISO
D. SUN
XML是互联网联合组织创建的一组规范,XML是开放的,是 (10) 标准。XML主要有 (11) 等三个要素,为了增强XML文件结构化要求,一般要使用XML的辅助技术 (12) 。
A. SchemA、XSL和XLL
B. XML、XSL和XLL
C. XSL、XML和SchemA
D. XLL、SchemA和XML
Originally, the World-Wide Web was designed as information medium for (71) research teams. A deliberately simple implementation model was chosen to make it as simple as possible for authors to (72) documents to the web, and to (73) these in the sense of updating content. This implementation model is centered around the notion of resources, usually file-base D. For the (74) intended use of the web, resources presented a useful abstraction, as they related to relatively self-contained chunks of information such as research publications and (75) pages. Such chunks of information typically could be set up and maintained independently of other resources, so that resources were the appropriate abstraction for composition and modification. (73)()
A. maintain
B. consist
C. modify
D. correct
()Development is a structured design methodology that proceeds in a sequence from one phase to the next.
A. Waterfall
B. Phased
C. Prototyping
D. Parallel