BCMSN试题解析(10题)
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2022-04-28 18:53:05
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1.Which of the following are true of unicast IP？ It can be either TCP or UDP It uses a class D address A server transmitting unicast IP does not need to ‘know’ the recipient‘s address 2.Which of the following are true of remote service
1.Which of the following are true of unicast IP？It can be either TCP or UDP
It uses a class D address A server transmitting unicast
IP does not need to ‘know’ the recipient‘s address
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 They are on a different VLAN
than the user They are typically connected
to the user via a layer 2 switching path
3.Which of the following is a form of out-of-band management？
Web-based management Console port LAT TELNET
4.Spanning tree protocols puts a port in one of 5 states.
Which of the following is true of the forwarding state？
No 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.
5.What security measures does Cisco suggest
in the access layer of their recommended campus architecture？
Route filtering Cisco recommends no security measures
in the access layer Device security such as passwords
Port security
6.Telnet access directly to a switch or router command
uses what facility？
slip server async port line
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
Plain text authentication may be used in HSRP messages
The 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）
8.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？
Path determination is based on OSI reference model
Layer2 information Path determination is based
on OSI reference model Layer3 information
Path determination is based on OSI reference model
Layer4 information It supports multiple high-speed
data exchanges
10.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 Query the domain to determine multicast
group membership