CCNP:BCMSN试题解析1-10道试题

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1.which of the following are true of unicast ip?  
( R2 `- l$ D- a! g' e8 ?it can be either tcp or udp  
it uses a class d address  
3 w$ x" X. @% m* M- X. Sa server transmitting unicast ip does not need to ‘know’ the recipient’s address  
　
: M5 E& O- U3 y' X9 ^2.which of the following are true of remote services?  
they are centralized and therefore require transport across the backbone to reach the user  
they are common to all users  
1 k6 C" [$ r& v' Bthey are on a different vlan than the user  
they are typically connected to the user via a layer 2 switching path  
　
0 \7 Q9 L1 U# F# t3.which of the following is a form of out-of-band management?  
; {, M0 y3 e9 T- `  bweb-based management  
console port  
" N3 w8 b. ^- v, O" ?7 |  Olat  
+ U: p: I2 m2 a+ G5 Rtelnet  
4.spanning tree protocols puts a port in one of 5 states. which of the following is true of the forwarding state?  
2 j& ~. z& G6 p* P9 @. qno frames are forwarded. bpdu’s are heard.  
no frames are forwarded. no bpdu’s are heard.  
no frames are forwarded. learning addresses.  
frames are forwarded. learning addresses.  
　
% t. E! h, {, P) d( B* S, l2 R  r5.what security measures does CISCO suggest in the access layer of their recommended campus architecture?  
2 G! e- t, z  m2 `' e9 f. Sroute filtering  
cisco recommends no security measures in the access layer  
device security such as passwords  
port security  
　
9 |' h) D) t- W9 k3 i6.telnet access directly to a switch or router command uses what facility?  
slip  
server  
async port  
6 ?9 x7 z3 a+ Y  J  G6 S0 a* ~line  
+ w2 \7 V* q8 @4 j' _, O$ Y　
7.what mechanism can be used to prevent ‘rogue’ hsrp routers from asserting high priorities and BEComing the active router?  
md5 authentication may be used in hsrp messages  
) @/ z8 F7 ~  J# Eplain text authentication may be used in hsrp messages  
' N* x$ Y; E7 A+ m- mthe command ‘standby (group_number) access-group (access_list)’ is used to specify the routers that may participate in an hsrp group  
each hsrp router is explicitly configured with the address of the other routers in the group using the command ‘standby (group_number) (group_member_address)  
! C7 D, ~% i1 t. h7 y　
8 q# Q5 C$ X, Q8.what command will set duplex mode on a set based switch to half?
9.which of the following are true of a lan segmented with layer 2 switches?  
* s3 U) r2 y0 [% b( Dpath determination is based on osi reference model layer2 information  
path determination is based on osi reference model layer3 information  
$ y. `% C0 i  Lpath determination is based on osi reference model layer4 information  
* s8 d) M  c, [, Z* Fit supports multiple high-speed data exchanges  
　
, k0 x! h' V& T8 P10.what will a catalyst switch do with a multicast (in default configuration)?  
learn the correct destinations  
flood the multicast frames out each port within the vlan on which it is received  
query the igmp designated router  
: A8 ~/ [6 R! X$ Gquery the domain to determine multicast group membership