下列哪项不属于完整的故障记录（）
A.故障编号
B.故障类别
C.记录故障的日期和时间
D.有无故障
A.故障编号
B.故障类别
C.记录故障的日期和时间
D.有无故障
HTTPS是一种安全的HTTP协议，它使用（13）来保证信息安全，使用（14）来发送和接收报文。
A.TCP的443端口
B.UDP的443端口
C.TCP的80端口
D.UDP的80端口
A.TCP的443端口
B.UDP的443端口
C.TCP的80端口
D.UDP的80端口
网络攻击方式多种多样，从单一方式向多方位、多手段、多方法结合化发展。（）是指攻击者在非授权的情况下，对用户的信息进行修改，如修改电子交易的金额。
A.信息泄漏攻击
B.完整性破坏攻击
C.拒绝服务攻击
D.非法使用攻击
A.信息泄漏攻击
B.完整性破坏攻击
C.拒绝服务攻击
D.非法使用攻击
为IT服务定价是计费管理的关键问题。如果IT服务的价格是在与客户谈判的基础上由IT部门制定的，而且这个价格在一定时期内一般保持不变，那么这种定价方法是（）定价法。
A.现行价格
B.市场价格
C.合同价格
D.成本价格
A.现行价格
B.市场价格
C.合同价格
D.成本价格
以下选项中，不属于生物识别中的表明行为特征方法的是（）。
A.签名
B.行走步态
C.脸型
D.语音
A.签名
B.行走步态
C.脸型
D.语音
采用UML进行软件设计时，可用（）关系表示两类事物之间存在的特殊/一般关系。
A.依赖
B.聚集
C.泛化
D.实现
A.依赖
B.聚集
C.泛化
D.实现
There is nothing in this world constant but inconstancy.—SWIFT
Project after project designs a set of algorithms and then plunges into construction of customer-deliverable software on a schedule that demands delivery of the first thing built.In most projects,the first system built is（ ）usable.It may be too slow,too big,awkward to use,or all three.There is no（ ）but to start again,smarting but smarter,and build a redesigned version in which these problems are solved.The discard and（请作答此空）may be done in one lump,or it may be done piece-by-piece.But all large-system experience shows that it will be done.Where a new system concept or new technology is used,one has to build a system to throw away,for even the best planning is not so omniscient（全知的）as to get it right the first time.The management question,therefore,is not whether to build a pilot system and throw it away.You will do that.The only question is whether to plan in advance to build a（ ）,or to promise to deliver the throwaway to customers.Seen this way,the answer is much clearer.Delivering that throwaway to customers buys time,but it does so only at the（ ）of agony（极大痛苦）for the user,distraction for the builders while they do the redesign,and a bad reputation for the product that the best redesign will find hard to live down.Hence plan to throw one away;you will,anyhow.
A.design
B.redesign
C.plan
D.Build
Project after project designs a set of algorithms and then plunges into construction of customer-deliverable software on a schedule that demands delivery of the first thing built.In most projects,the first system built is（ ）usable.It may be too slow,too big,awkward to use,or all three.There is no（ ）but to start again,smarting but smarter,and build a redesigned version in which these problems are solved.The discard and（请作答此空）may be done in one lump,or it may be done piece-by-piece.But all large-system experience shows that it will be done.Where a new system concept or new technology is used,one has to build a system to throw away,for even the best planning is not so omniscient（全知的）as to get it right the first time.The management question,therefore,is not whether to build a pilot system and throw it away.You will do that.The only question is whether to plan in advance to build a（ ）,or to promise to deliver the throwaway to customers.Seen this way,the answer is much clearer.Delivering that throwaway to customers buys time,but it does so only at the（ ）of agony（极大痛苦）for the user,distraction for the builders while they do the redesign,and a bad reputation for the product that the best redesign will find hard to live down.Hence plan to throw one away;you will,anyhow.
A.design
B.redesign
C.plan
D.Build
在高速缓冲存储器（Cache）-主存层次结构中，地址映像以及和主存数据的交换由（）完成。
A.硬件
B.中断机构
C.软件
D.程序计数器
A.硬件
B.中断机构
C.软件
D.程序计数器
在系统故障与问题管理中，问题预防的流程主要包括趋势分析和（）。
A.调查分析
B.错误控制
C.制定预防措施
D.问题分类
A.调查分析
B.错误控制
C.制定预防措施
D.问题分类
当数据对象满足一定条件时属于格式正规的文档，其中不包括（）
A.语法合乎XML规范
B.元素没有根节点
C.元素构成一个层次树
D.没有对外部实体的引用，除非提供DTD
A.语法合乎XML规范
B.元素没有根节点
C.元素构成一个层次树
D.没有对外部实体的引用，除非提供DTD