● DOM is a platform-and language-____(66)___API that allows programs and scripts to dynamically access and update the content, structure and style of WWW docements (currently,definitions for HTML and XML documents are part of the specification).The document can be further processed and the results of that processing can be incprporated back into the presented ___(67)____.DOM is a ___(68)___-based API to documents ,which requires the whole document to be represented in ____(69)___while processing it .A simpler alternative to DOM is the event –based SAX,which can be used to process very large ___(70)___documents that do not fit info the memory available for processing.
(66)A.specific B.neutral C.contained D.related
(67)A.text B.image C.page D.graphic
(68)A.table B.tree C.control D.event
(69)A.document B.processor C.disc D.memory
(70)A.XML B.HTML C.script D.web
● Melissa and LoveLetter made use of the trust that exists between friends or colleagues.Imagine receiving an __(71)___from a friend who asks you to open it.This is what happens with Melissa and several other similar email __(72)___.Upon running ,such worms usually proceed to send themselves out to email addresses from the vicitm’s address book,previous emails,web pages__(73)___.
As administrators seek to bolock dangerous email attachments through the
recognition of well-known ___(74)____,virus writers use other extensions to circumvent such protection.Executable (.exe) files are renamed to .bat and .cmd plus a whole list of other extensions and will still run and successfully infect target users.
Frequently ,hackers try to penetrate networks by sending an attachment that
looks like a flash movie ,which,while displaying some cute animation ,simultaneously runs commands in the background to steal your passwords and give the __(75)__access to your network.
(71)A.attachment B.packet C.datagram D.message
(72)A.virtual B.virus C.worms D.bacteria
(73)A.memory B.caches C.ports D.registers
(74)A.names B.cookies C.software D.extensions
(75)A.cracker B.user C.customer D.client作者: 流浪开心果 时间: 2008-11-3 14:28
下午试题:
试题一(15分)
阅读以下说明,回答问题1至问题4,将解答填入答题纸的对应栏内。
【说明】
在软件开发与运行阶段一般需要完成单元测试、集成测试、确认测试、系统测试和验收测试,这些对软件质量保证起着非常关键的作用。
【问题1】(5分)
请简述单元测试的主要内容。