單項(xiàng)選擇題When a packet is sent from Host 1 to Server 1, in how many different frames will the packet be  encapsulated as it is sent across the internetwork?()

A.0
B.1
C.2
D.3
E.4


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Users on the 192.168.1.0/24 network must access files located on the Server 1. What route could be configured on router R1 for file requests to reach the server?()

A.ip route 0.0.0.0 0.0.0.0 s0/0/0
B.ip route 0.0.0.0 0.0.0.0 209.165.200.226
C.ip route 209.165.200.0 255.255.255.0 192.168.1.250
D.ip route 192.168.1.0 255.255.255.0 209.165.100.250

2.單項(xiàng)選擇題Which wireless LAN design ensures that a mobile wireless client will not lose connectivity when moving from one access point to another?()

A.using adapters and access points manufactured by the same company
B.overlapping the wireless cell coverage by at least 10%
C.configuring all access points to use the same channel
D.utilizing MAC address filtering to allow the client MAC address to authenticate with the surrounding APs

3.單項(xiàng)選擇題Which encryption type does WPA2 use?()

A.AES-CCMP
B.PPK via IV
C.PSK
D.TKIP/MIC

4.多項(xiàng)選擇題Which are valid modes for a switch port used as a VLAN trunk? (Choose three.)()

A.transparent
B.auto
C.on
D.desirable
E.blocking
F.forwarding

5.單項(xiàng)選擇題Which statement is true about full-duplex Ethernet in comparison to half-duplex Ethernet?()

A.Full-duplex Ethernet consists of a shared cable segment. Half-duplex Ethernet provides a point-to-point link.
B.Full-duplex Ethernet uses a loopback circuit to detect collisions. Half-duplex Ethernet uses a jam signal.
C.Full-duplex Ethernet can provide higher throughput than can half-duplex Ethernet of the same bandwidth.
D.Full-duplex Ethernet uses two wires to send and receive. Half-duplex Ethernet uses one wire to send and receive.

8.多項(xiàng)選擇題Which of the following are types of flow control? (Choose three.)()

A.buffering
B.cut-through
C.windowing
D.congestion avoidance
E.load balancing

9.單項(xiàng)選擇題Acknowledgements, sequencing, and flow control are characteristics of which OSI layer?()

A.Layer 2
B.Layer 3
C.Layer 4
D.Layer 5
E.Layer 6
F.Layer 7

10.單項(xiàng)選擇題When a new trunk link is configured on an IOS based switch, which VLANs are allowed over the link?()

A.By default, all defined VLANs are allowed on the trunk.
B.Each single VLAN, or VLAN range, must be specified with the switchport mode command.
C.Each single VLAN, or VLAN range, must be specified with the vtp domain command.
D.Each single VLAN, or VLAN range, must be specified with the vlan database command.

最新試題

Which cisco ios command can help to determine the timing of various debug events,relative to each other,when you are debugging a complicated router issue?()

題型:?jiǎn)雾?xiàng)選擇題

Which device might be installed at a branch office to enable and manage an IPsec site-to-site VPN?()

題型:?jiǎn)雾?xiàng)選擇題

Which command encrypts all plaintext passwords?()

題型:?jiǎn)雾?xiàng)選擇題

Which command displays the CHAP authentication process as it occurs between two routers?()

題型:?jiǎn)雾?xiàng)選擇題

Which address is the IPV6 all-RIP-routers muticast group address that is used by RIPng as the destaion address?()

題型:?jiǎn)雾?xiàng)選擇題

An administrator must assign static IP addresses to the servers in a network.For network 192.168.20.24/29, the router is assigned the first usable host address while the sales server is given the last usable host address. Which of the following should be entered into the IP propertied box for the sales server?()

題型:?jiǎn)雾?xiàng)選擇題

What is the purpose of the cisco Vlan Trunking protocol?()

題型:?jiǎn)雾?xiàng)選擇題

When you are troubleshooting an ACL issue on a router,which command can help you to verify which interfaces are affected by the ACL?()

題型:?jiǎn)雾?xiàng)選擇題

Which command is used to display the collection of OSPF link states?()

題型:?jiǎn)雾?xiàng)選擇題

Which encapsulation type is a Frame Relay encapsulation type that is supported by Cisco routers?()

題型:?jiǎn)雾?xiàng)選擇題