What is the default protocol preference for OSPF extern……

单项选择题What is the role of route preference?（）

A.It is used to determine which route should become active.
B.It is used to select which routing table to use for forwarding.
C.It is used to determine what routes to accept into the routing table.
D.It is used to select the best route between multiple equal cost paths.

多项选择题Which two statements are correct regarding default protocol preference values?（）

A.OSPF has a single preference value for both internal and external routes.
B.RIP is preferred over OSPF external routes.
C.Direct, local, and static routes have the same preference value.
D.OSPF's preference value is lower than BGP (both IBGP and EBGP).

单项选择题Which type of routes are held in Inet.0?（）

A.multicast and unicast IPv4 routes
B.ARP tables and MAC reachability
C.IP version 4 unicast routes
D.IP version 6 and IP version 4 routes

多项选择题Which two statements are correct about routing tables in JUNOS?（）

A.There are separate tables for IPv4 and IPv6 called inet.0 and inet6.0 respectively.
B.They only contain the best possible route to each destination.
C.All running protocols can populate the routing tables at the same time.
D.Routes with the highest preference value are placed as active routes in the routing table.

单项选择题By default, which routing table is used to store unicast IPv4 routes?（）

A.inet.0
B.inet.1
C.inet.2
D.inet.3