请问?

gameking123

Which of the following correctly describe steps in the OSI data encapsulation process? (Choose two.)
A. The transport layer divides a data stream into segments and may add reliability and flow control
information.
" j/ h3 _( ?8 N5 e* L! e! D" nB. The data link layer adds physical source and destination addresses and an FCS to the segment.
" D( l6 ?+ t$ @C. Packets are created when the network layer encapsulates a frame with source and destination host
addresses and protocol-related control information.
& Q+ V6 V5 L2 I- H6 YD. Packets are created when the network layer adds Layer 3 addresses and control information to a segment.
E. The presentation layer translates bits into voltages for transmission across the physical link.
这答案是AD吗？
( X2 T& R& t- O: o. s! kRefer to the exhibit. How many paths can the EIGRP routing process use to forward packets from HQ_Router to a neighbor router?
% Y& a4 U% Z' s1 E0 a7 T2 OA. two equal-cost paths
B. two unequal-cost paths
, C( c  v$ b/ g! ]4 K+ \C. three equal-cost paths
D. three unequal-cost paths
E. four equal-cost paths
F. four unequal-cost paths
7 E8 u( h- P  k: F* _这答案是F吗?图显示的最大等值路径为4

鸿鹄

图呢？