Which two statements are true about MPLS VPNs? (Choose two.)
Answer : AC
Which label operation is performed by an MPLS transit router?
Answer : D
http://www.juniper.net/techpubs/software/junos-security/junos-security96/junos-security-swconfig-interfaces-and-routing/mpls-ov.html
Which Junos platform supports provider bridging?
Answer : B
http://www.juniper.net/techpubs/en_US/junos10.0/information-products/pathway-pages/mx-series/ethernet-switching-mx-series.html
In which environment would you run BGP?
Answer : D
For a network running single-area OSPF, how would you decrease the size of the link-state database (LSDB)?
Answer : D