What are three characteristics of the OSPF routing protocol?（） It converges quickly.。 OSPF is a classful routing protocol.。 It uses cost to determine the best route.。 It uses the DUAL algorithm to determine the best route.。 OSPF routers send the complete routing table to all directly attached routers.。 OSPF routers discover neighbors before exchanging routing information.。
批生产记录应有专人管理，发放应（）。
Which two statements are correct with regard to route distinguisher as defined in RFC 4364-AKA IP-VPN（MPLS-VPN）？（） The configuration to define Route-Distinguisher is Ip vrf bulle Rd 1：1。 A route distinguisher can be imported and exported to and from a VRF。 Route-Distinguisher is an 8 byte BGP attribute value used in influencing BGP best path algorithm.。 Route-Distinguisher is an 8 byte value used in creating unique VPNv4 address.。
The Company switches have all been upgraded to use VTP version 2. What are two benefits provided in VTP Version 2 that are not available in VTP Version 1？（） VTP version 2 supports Token Ring VLANs。 VTP version 2 allows VLAN consistency checks。 VTP version 2 allows active redundant links when used with spanning tree。 VTP version 2 reduces the amount of configuration necessary。 VTP version 2 saves VLAN configuration memory。
市场定位可以从（）等几个方面寻找定位方式 消费者与定位。 政策与定位。 设计家与定位。 同行业与定位。 企业家与定位。
资本预算指标按其是否考虑货币的时间价值因素可以分为（）
