There are five Scalability Types: ____________________, ____________________, ____________________, ____________________, ____________________.

26. Source-based vs. core-based multicast tree?(Compare their number o states and scalability.)

Scalability refers to the decision of whether a firm should rent or buy enterprise software packages.

Which IOS QoS enhancement was created to address scalability and bandwidth guaranteeissues？（） A:  DiffServ B:  IntServ C:  RSVP D:  WFQ

Which of the following server clusters offers increased availability， performance， and scalability？（） A:  Passive/active B:  Active/passive C:  Passive/passive D:  Active/active

Which type of IGP should you use to achieve scalability in a large enterprise network？（） A: link-state protocol B: path-vector protocol C: Bellman-Ford protocol D: distance-vector protocol

AWS云中的系统被设计成能够承受一个或多个组件的故障。这是什么例子？（） A: Elasticity B: Highavailability C: Scalability D: Agility

Which factor is least likely to affect the scalability of a VPN design？（） A: number of branch offices B: number of IGP routing peers C: remote Office and home worker throughput bandwidth requirements D: high availability requirements E: Supported applicatio

Which factor is least likely to affect the scalability of a VPN design？（） A:  number of branch offices B:  number of IGP routing peers C:  remote Office and home worker throughput bandwidth requirements D:  high availability requirements E:  Supported applications

Which three factors have the biggest influence on OSPF scalability？（） A: Flooding paths and redundancy B: Amount of routing information in the OSPF area or routing domain C: Number of routers with Cisco Express Forwarding enabled D: Number of neighbor adjacencies E: Other routing protocols in use F: OSPF timer reconstruction negotiation G: Redistribution with BGP neighbors H: Redistribution with other IGP routing protocols， such as RIP or EIGRP