()。工作负责人填写好工作票,交给工作票签发人审核,由工作票签发人对票面进行审核,确认无误后签发。
A. 工作票的生成
B. 工作票的送达
C. 工作票的签发
D. 工作票的接收
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在系统分析阶段,不能用来进行功能分析的工具是()。
A. 业务流程图
B. 决策树
C. 决策表
D. 结构化语言
Which two QoS classification and marking statements are true?()
A. In a Frame Relay network, delay sensitive traffic is tagged with the discard eligible (DE) bit.
B. In an MPLS network, the three most significant bits of the DSCP or the IP precedence of the IP packet are copied into the MPLS EXP field
C. In an MPLS network, the MPLS EXP bits are used to identify up to 16 CoS values.
D. The differentiated services code point (DSCP) field consists of the first three bits of the IP precedence field in the header of an IP packet.
E. The 802.10 standard uses a three bitfield referred to as the user priority bits (PRI) to mark packets as belonging to a specific Co
下列各项属于感性认识基本形式的是()
A. 感觉
B. 概念
C. 判断
D. 推理
景区运营管理中的存货管理属于()。
A. 可控变量
B. 影响变量
C. 不可控变量