單項(xiàng)選擇題How many channels are defined in the IEEE 802.11b DSSS channel set?()

A. 3
B. 4
C. 11
D. 13
E. 14


您可能感興趣的試卷

你可能感興趣的試題

1.單項(xiàng)選擇題Which signal and noise values will result in the best phone communication with an access point?()

A. Signal strength 0dBm, noise level 6dBm
B. Signal strength 8dBm, noise level 9dBm
C. Signal strength 4 dBm, noise level 4 dBm
D. Signal strength 6dBm, noise level 5 dBm

3.多項(xiàng)選擇題Which two statements about Cisco Security Management Suite are correct? ()

A. It should be implemented in a management VLAN.
B. Its connection to managed devices should be over a data VLAN.
C. It is made up of Cisco Security MARS and Clean Access software.
D. It should be deployed as close to the edge of the network as possible.
E. It delivers policy administration and enforcement for the Cisco Self-Defending Network.

4.多項(xiàng)選擇題Which three mechanisms are used to secure management traffic from outside IPS sensors?()

A. secure tunnels
B. a separate management VLAN
C. secure VLANs to isolate sensors
D. an out-of-band path around the firewall
E. asymmetric traffic flows to isolate sensors
F. private VLANs to put all sensors on isolated ports

5.多項(xiàng)選擇題In which two locations in an enterprise network can an IPS sensor be placed? ()

A. bridging VLANs on two switches
B. bridging two VLANs on one switch
C. between two Layer 2 devices with trunking
D. between two Layer 2 devices without trunking
E. between a Layer 2 device and a Layer 3 device with trunking

最新試題

Which statement about Fibre Channel communications is correct?()

題型:?jiǎn)雾?xiàng)選擇題

Which statement correctly describes a situation in which VRFs are used in the data center?()

題型:?jiǎn)雾?xiàng)選擇題

What are two characteristics of GSS? ()

題型:多項(xiàng)選擇題

Which two of these correctly describe asymmetric routing and firewalls? ()

題型:多項(xiàng)選擇題

Which two design recommendations are most appropriate when EIGRP is the data center corerouting protocol? ()

題型:多項(xiàng)選擇題

In a collapsed core design, which two benefits are provided by a second-generation Cisco MDS director? ()

題型:多項(xiàng)選擇題

One of your customers has deployed a Layer 3 gateway in the untrusted network. Which gateway mode is appropriate for this customer?()

題型:?jiǎn)雾?xiàng)選擇題

Which path selection protocol is used by Fibre Channel fabrics?()

題型:?jiǎn)雾?xiàng)選擇題

How many channels are defined in the IEEE 802.11b DSSS channel set?()

題型:?jiǎn)雾?xiàng)選擇題

Which three mechanisms are used to secure management traffic from outside IPS sensors?()

題型:多項(xiàng)選擇題