2016/11 New CCNA Data Center 640-911 DCICN: Introducing Cisco Data Center Networking Exam Questions Updated Today!
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QUESTION 151
There are native VLAN mismatch errors in both switch system logs. An engineer changed the native VLAN to VLAN 50 on switch 2. The commands switchport trunk allowed VLAN add 50 and switchport trunk native VLAN 50 are executed on switch 2. What two events will result from executing these commands? (Choose two.)
A. Native VLAN mismatch errors cease in the system log.
B. Native VLAN mismatch errors continue in the system log.
C. VLAN’s 10,20,31, and 50 forward traffic.
D. VLAN’s 10,20, and 31 forward traffic while 50 forwards untagged traffic.
E. VLAN’s 10, 20, and 31 forward traffic, 50 remains down.
F. Native VLAN mismatch error disables the ports on both switches.
Answer: BE
QUESTION 152
When configuring a trunk port on a Nexus switch, what two options must be configured before the port will participate in a 802.1Q trunk group? (Choose two.)
A. configure a native VLAN
B. enable trunking
C. set port speed and duplex
D. configure 802.1Q encapsulation
E. enable spanning tree loop-guard
Answer: AB
QUESTION 153
A network engineer is verifying Layer 2 connectivity of a server to a Cisco Nexus switch by checking Address Resolution Protocol table statistics. Which command shows the MAC address, physical interface, VLAN, and IP address of a server on a Cisco Nexus switch?
A. show ip arp detail
B. show ip arp
C. show ip arp interface
D. show arp detail
Answer: A
QUESTION 154
What is the most efficient Class C IP subnet that allows for at least 67 usable host addresses?
A. 192.168.67.0 255.255.128.0
B. 172.16.100.0 255.255.255.128
C. 192.168.100.0 255.255.255.128
D. 10.100.100.0 255.255.255.128
E. 172.16.67.0 255.255.128.0
F. 10.100.67.0 255.255.128.0
Answer: C
QUESTION 155
A router cannot forward packets to supernets. What are two causes of this problem? (Choose two.)
A. The router is configured with Classless IP routing.
B. The router is configured with Classfull IP routing.
C. IP Classless command is not configured on the router.
D. Only static routing is configured.
E. Variable Length Subnet Mask is not used in choosing the IP addresses.
Answer: BC
QUESTION 156
What range of IP addresses could be used in an external public zone of a data center?
A. 172.32.192.0/19
B. 224.100.34.0/32
C. 10.88.45.0/24
D. 209.165.201.0/27
E. 192.168.11.32/28
Answer: D
QUESTION 157
What two address and subnet combinations are properly matched? (Choose two.)
A. 10.230.33.15/28
B. 10.32.11.67/27
C. 172.16.255.255/14
D. 172.25.44.96/26
E. 192.168.73.223/29
Answer: BC
QUESTION 158
What does RFC 4193 define?
A. IPv6 private network address space
B. IPv4 private network address space
C. unique local address
D. link-local address
Answer: A
QUESTION 159
Which two options are multicast addresses? (Choose two.)
A. 239.1.1.255
B. FF05::2
C. 127.0.0.1
D. 192.168.2.2
E. FF05:0001:0:0:0:0:0:BAC0
F. FD00::2
Answer: AB
QUESTION 160
What are three important factors when configuring VTP on the Cisco Nexus switching platform? (Choose three.)
A. VLAN 1 must be disabled on the trunk port in order for VTP to work properly.
B. The VDC administrator or network administrator must enable VTP on the device.
C. VTP is enabled on all trunk ports by default.
D. It does not matter which VDC you are working in when you configure VTP on the Cisco Nexus 7000.
E. For a device operating in VTP client mode, the password and domain name must be properly set.
F. In VTP server mode, the device will store VLAN information in bootflash.
G. Per device, VTP configuration is stored in a file named vtp.conf.
H. VTP pruning can be used on Cisco NX-OS devices.
Answer: BFG
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