1.
(config)#ip routing
Sw(config)#interface vlan 10
Which statement is true about the configuration?
A. VLAN subinterfaces can be created for interface VLAN 10.
B. A virtual VLAN interface can be created for the default VLAN (VLAN 1) only.
C. Interface VLAN 10 will not support routing or bridging function in the system.
D. Interface VLAN 10 will support routing or bridging function in the system.
Minh chon D
2.Which statement is true regarding IGMP v3?
A.IGMP v3-capable routers must support IGMP v1 leave messages.
B.IGMP v3 uses the same version field as IGMP v2.
C.A host running IGMP v3 can specify multicast sources from which it does not want to receive traffic.
D.Switches do not distinguish between IGMP v3 and earlier versions.
E.Source Specific Multicast (SSM) allows a host to communicate group membership with the local switch.
Minh chon C
3.
A network administrator is tasked with protecting a server farm by implementing Private VLANs. A server is only allowed to communicate with its default gateway and other related servers. Which type of PVLAN should be configured on the switch ports connecting the servers?
A. isolated
B. promiscuous
C. ISL
D. community
E. 802.1Q
Minh chon D
4.
Which two statements are true regarding STP UplinkFast? (Choose two.)
A. When enabled, UplinkFast will increase the bridge priority on all VLANs.
B.When UplinkFast is enabled on a specified port, it increases the port cost to 49,152.
C.UplinkFast is enabled on a per-VLAN basis.
D.UplinkFast increases the port cost.
MInh chon C,D
5.
When configuring Gateway Load Balancing Protocol (GLBP), which load-balancing algorithm is used by default?
A.weighted load-balancing algorithm
B.host-dependent load-balancing algorithm
C.round-robin load-balancing algorithm
D.Destination-based load-balancing algorithm
6.
Which three fields are included in a BPDU? (Choose three.)
A.bridge ID *
B.STP ID
C.port ID *
D.VLAN ID *
E.cost of path
7.
Which packets will not be processed by Cisco Express Forwarding (CEF) and must be processed by the Layer 3 engine? (Choose three.)
A.packets destined for a tunnel interface*
B.packets that use UDP header options*
C.packets that exceed the maximum transmission unit (MTU) of the output interface*
D.packets that use TCP header options
E.packets that use IP header options
8.
Which type of BPDU is sent out of the root port when a link failure in a switched environment has occurred?
A.Link Change Notification
B.Link Detection Notification
C.Topology Link Notification
D.Topology Change Notification *
9.
Which three statements are true regarding the Internet Group Management Protocol (IGMP) protocol? (Choose three.)
A.IGMP hosts send IP datagrams with a protocol value of 1, a destination address 224.0.0.1, and a TTL of 2.
B.IGMP hosts send IP datagrams with a protocol value of 2, a destination address 224.0.0.2, and a TTL of 1.*
C.IGMP queries are sent to all hosts at destination address 224.0.0.1 with a TTL of 1.*
D.IGMP queries are sent to all hosts at destination address 224.0.0.2 with a TTL of 2.
E.With IGMP v3, receivers signal membership to a multicast host group in either EXCLUDE mode or in INCLUDE mode.*
F.With IGMP v3, receivers signal membership to a multicast host group in either MULTICAST mode or in LISTEN mode.
10.
Which are two Cisco best practices for high availability at the access layer? (Choose two.)
A.If at all possible, limit VLANs to a single-access switch or switch stack.*
B.If at all possible, span VLANs across multiple switches or switch stacks.
C.If at all possible, fifty percent of the VLANs should be limited to a single-access switch or switch stack, and the other fifty percent of the VLANs should span multiple switches or switch stacks.
D.Set trunks to be permanently on.*
E.Set trunks to auto-negotiation.
F.Set one side of the trunk to auto-negotiate and the other side to permanently on.
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(config)#ip routing
Sw(config)#interface vlan 10
Which statement is true about the configuration?
A. VLAN subinterfaces can be created for interface VLAN 10.
B. A virtual VLAN interface can be created for the default VLAN (VLAN 1) only.
C. Interface VLAN 10 will not support routing or bridging function in the system.
D. Interface VLAN 10 will support routing or bridging function in the system.
Minh chon D
2.Which statement is true regarding IGMP v3?
A.IGMP v3-capable routers must support IGMP v1 leave messages.
B.IGMP v3 uses the same version field as IGMP v2.
C.A host running IGMP v3 can specify multicast sources from which it does not want to receive traffic.
D.Switches do not distinguish between IGMP v3 and earlier versions.
E.Source Specific Multicast (SSM) allows a host to communicate group membership with the local switch.
Minh chon C
3.
A network administrator is tasked with protecting a server farm by implementing Private VLANs. A server is only allowed to communicate with its default gateway and other related servers. Which type of PVLAN should be configured on the switch ports connecting the servers?
A. isolated
B. promiscuous
C. ISL
D. community
E. 802.1Q
Minh chon D
4.
Which two statements are true regarding STP UplinkFast? (Choose two.)
A. When enabled, UplinkFast will increase the bridge priority on all VLANs.
B.When UplinkFast is enabled on a specified port, it increases the port cost to 49,152.
C.UplinkFast is enabled on a per-VLAN basis.
D.UplinkFast increases the port cost.
MInh chon C,D
5.
When configuring Gateway Load Balancing Protocol (GLBP), which load-balancing algorithm is used by default?
A.weighted load-balancing algorithm
B.host-dependent load-balancing algorithm
C.round-robin load-balancing algorithm
D.Destination-based load-balancing algorithm
6.
Which three fields are included in a BPDU? (Choose three.)
A.bridge ID *
B.STP ID
C.port ID *
D.VLAN ID *
E.cost of path
7.
Which packets will not be processed by Cisco Express Forwarding (CEF) and must be processed by the Layer 3 engine? (Choose three.)
A.packets destined for a tunnel interface*
B.packets that use UDP header options*
C.packets that exceed the maximum transmission unit (MTU) of the output interface*
D.packets that use TCP header options
E.packets that use IP header options
8.
Which type of BPDU is sent out of the root port when a link failure in a switched environment has occurred?
A.Link Change Notification
B.Link Detection Notification
C.Topology Link Notification
D.Topology Change Notification *
9.
Which three statements are true regarding the Internet Group Management Protocol (IGMP) protocol? (Choose three.)
A.IGMP hosts send IP datagrams with a protocol value of 1, a destination address 224.0.0.1, and a TTL of 2.
B.IGMP hosts send IP datagrams with a protocol value of 2, a destination address 224.0.0.2, and a TTL of 1.*
C.IGMP queries are sent to all hosts at destination address 224.0.0.1 with a TTL of 1.*
D.IGMP queries are sent to all hosts at destination address 224.0.0.2 with a TTL of 2.
E.With IGMP v3, receivers signal membership to a multicast host group in either EXCLUDE mode or in INCLUDE mode.*
F.With IGMP v3, receivers signal membership to a multicast host group in either MULTICAST mode or in LISTEN mode.
10.
Which are two Cisco best practices for high availability at the access layer? (Choose two.)
A.If at all possible, limit VLANs to a single-access switch or switch stack.*
B.If at all possible, span VLANs across multiple switches or switch stacks.
C.If at all possible, fifty percent of the VLANs should be limited to a single-access switch or switch stack, and the other fifty percent of the VLANs should span multiple switches or switch stacks.
D.Set trunks to be permanently on.*
E.Set trunks to auto-negotiation.
F.Set one side of the trunk to auto-negotiate and the other side to permanently on.
Xin cac ban chi giup
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