摘要:●分配给某校园网的地址块是202.105.192.0/18,该校园网包含(68)个C类网络。(68)A.6B.14C.30D.62●在Windows操作系统中,采用(69)命令来测试到达目标所经过的路由器数目及IP地址。(69)A.pingB.tracertC.arpD.nslookup●以下关于DHCP服务的说法中正确的是(70)。(70)A.在一个子网内只能设置一台DHCP
●分配给某校园网的地址块是 202.105.192.0/18,该校园网包含(68)个 C 类网络。
(68)A. 6B. 14C. 30D. 62
●在 Windows 操作系统中,采用 (69) 命令来测试到达目标所经过的路由器数目及 IP 地址。
(69)A.ping B.tracert C.arpD.nslookup
●以下关于 DHCP 服务的说法中正确的是 (70) 。
(70)A. 在一个子网内只能设置一台 DHCP 服务器,以防止冲突
B. 在默认情况下,客户机采用最先到达的 DHCP 服务器分配的 IP 地址
C. 使用 DHCP 服务,无法保证某台计算机使用固定 IP 地址
D. 客户端在配置时必须指明 DHCP 服务器 IP 地址,才能获得 DHCP 服务
●(71 )analysis emphasizes the drawing of pictorial system models to document and validate both existing and/or proposed systems. Ultimately, the system models become the (72 )for designing and constructing an improved system. (73 )is such a technique. The emphasis in this technique is process-centered. Systems analysts draw a series of process models called (74 ). (75 )is another such technique that integrates data and process concerns into constructs called objects.
(71)A. Prototyping B. Accelerated C. Model-driven D. Iterative
(72)A. imageB. picture C. layoutD. blueprint
(73)A. Structured analysis B. Information Engineering
C. Discovery PrototypingD. Object-Oriented analysis
(74)A. PERT B. DFD C. ERD D. UML
(75)A. Structured analysis B. Information Engineering
C. Discovery PrototypingD. Object-Oriented analysis
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