第
58题: STP 协议中()机制用于决定每个网段上的 Designated Port。
A.Root Path Cost 根路径成本
B.Port Priority 端口优先级
C.Root Bridge ID识 根 桥 标 识
D.Bridge Priority 桥优先级
答案解析与讨论:
www.cnitpm.com/st/5770111170.html第
59题: 在BGP 协议中,路由决策过程的最后一个步骤是()。
A.路径属性修改
B.路由策略应用
C.路由信息发布
D.路径属性筛选
答案解析与讨论:
www.cnitpm.com/st/5770224678.html第
60题: 下列光纤接入网络中,没有采用时间分割多路访问(TDMA)来实现 下行和上行信号传输的技术是()。
A.GPON 千兆无源光纤网络
B.EPON 以太网无源光纤网络
C.XG-PON10G 无源光纤网络
D.WDM-PON 波分复用无源光纤网络
答案解析与讨论:
www.cnitpm.com/st/5770320967.html第
62题: 在Windows系统中, DNS所使用的端口号是()
A.25
B.65
C.35
D.53
答案解析与讨论:
www.cnitpm.com/st/5770524136.html第
63题: 下列关于《中华人民共和国个人信息保护法》相关法律条文的描述中,不正确的是()。
A.处理个人信息应当遵循合法、正当、必要和诚信原则
B.个人一旦同意他人或机构处理其个人信息,就无权再反悔
C.任何组织、个人不得非法收集、使用、加工、传输他人个人信息
D.为公共利益实施新闻报道,可不经个人同意在合理的范围内处理个人信息
答案解析与讨论:
www.cnitpm.com/st/5770610625.html第
64题: Software-defined networking(SDN)technology is an approachto(64)management that enables dynamic,progranmatically efficient network configuration in order to improve network performance and monitoring,in a manner more akin to(65)computing than to traditional network management. SDN archi tectures decouple network control and forwarding functions,enabling the network control to become directly(66)and the underlying infrastructure to be abstracted from applications and network services.SDN was commonly associated with the (67)protocol since the protocol's emergence in 2011. When using an SDN based model for transmitting multimedia traffic,an important aspect to take account is the(68)of Experience(QoE)estimation.To estimate theQoE,first we have to be able to classify the traffic and then,it's recommended that the system can solve critical problems on its own by analyzing the traffic.
A.resource
B.device
C.memory
D.network
A.parallel
B.grid
C.distributed
D.cloud
A.configurable
B.programmable
C.transformable
D.adaptable
A.OpenF1ow
B.OpenVPN
C.OpenNet
D.OpenAI
A.Quality
B.Query
C.Queue
D.Quantity
答案解析与讨论:
www.cnitpm.com/st/5770712878.html