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- asically,a(71)is a standalone process or a set of integrated processes that runs on a router or server to control the flow of(72)application traffic(73)through it.Typically,firewalls are(74)on the entry point to a pu
- bli
- c network such as the Internet.They coul
- d be considered traffic cops.The firewall's(75)is to ensure that all communication between an organization's network and the Internet conform. to the organization's security policies. (71)A.router B.client C.firewall D.switch&n
- are designis a&n
- bsp;(66) pro
- cess.It requires acertain (67) of flair on the partof the
- designer.Design can not be learned from a book.It must be practiced and learnt by experienceand study of existing systems.A well (68) software system is straightforward to implementand maintain，easily (69) and reliable.Badly (68)&
- B．created
- C．creating
- D．creative (67) A．amount
- B．amounted
- C．mount
- D．mounted (68) A．design
- A．转发器 &n
- bsp; B．网桥
- C．网关
- D．路由器 (62) A．网络层
- B．数据链路层
- C．物理层
- D．运输层 (63) A．主机(端系统)和通信子网
- B．通信子网
- C．主机(端系统)
- D．交换机 (64) A．在链路层对数据帧进行存储转发
- A．数字、文字、图像 &n
- bsp; B．声音、图形
- C．动画、视频
- D．全部 (57) A．多样性、可扩充性
- B．多样性、集成性、交互性
- C．多样性、集成性、可扩充性
- D．多样性、集成性、交互性、可扩充性 (58) A．录制和回放数字音频文件、实时解/压缩数字音频文件、混音
- B．录制和回放数字音频文件、实时解/压缩数字音频文件、语音特征识别
- C．混音、语音特征识别、实时解/压缩数字音频文件
- D．以上全部 (59) A．数码照相机
- A．快速排序 &n
- bsp; B．归并排序
- C．堆排序
- D．基数排序
- A按行优先顺序存储，其中每个元素占1个存储单元。若A[1][1]的存储地址为420，A[3][3]的存储地址为446，则A[5][5]的存储地址为&n
- bsp;(51) 。 (51) A．470
- B．471
- C．472
- D．473
- A中，其中A[0]存储矩阵的第一个元素
- b11，则A[14]存储的元素是 (52) 。 (52) A．b63
- B．b62
- C．b64
- D．b53
- A．6 &n
- bsp; B．5
- C．7
- D．4
- A．n &n
- bsp; B．n／2
- C．(n+1)／2
- D．(n-1)／2
- A．p=NULL &n
- bsp; B．p→next=NULL
- C．p=h
- D．p→next=h
