Topic 1: Exam Pool A
desc about topic
Refer to the exhibit.
After the election process what is the root bridge in the HQ LAN?
A. Switch 1
B. Switch 2
C. Switch 3
D. Switch 4
Explanation:
The root bridge is determined by the lowest bridge ID, which consists of the priority value and the MAC address. Because the priority values of all of the switches are not avalable, the MAC address is used to determine the root bridge. Because S3 has the
When configuring a WLAN with WPA2 PSK in the Cisco Wireless LAN Controller GUI, which two formats are available to select? (Choose two)
A. ASCII
B. base64
C. binary
D. decimal
E. hexadecimal
Reference:
https://www.cisco.com/c/en/us/td/docs/wireless/controller/7-4/configuration/guides/consolidated/b_cg74_CONSOLIDATED/b_cg74_CONSOLIDATED_ chapter_01010001.html
What occurs when overlapping Wi-Fi channels are implemented?
A. The wireless network becomes vulnerable to unauthorized access.
B. Wireless devices are unable to distinguish between different SSIDs
C. Users experience poor wireless network performance.
D. Network communications are open to eavesdropping.
A network engineer is configuring an OSPFv2 neighbor adjacency Drag and drop the parameters from the left onto their required categories on the right. Not all parameters are used 
Refer to the exhibit.
Which command provides this output?
A. show ip route
B. show ip interface
C. show interface
D. show cdp neighbor
Which MAC address is recognized as a VRRP virtual address?
A. 0000.5E00.010a/
B. 0005.3711.0975
C. 0000.0C07.AC99
D. 0007.C070/AB01
Explanation:
With VRRP, the virtual router’s MAC address is 0000.5E00.01xx , in which xx is the VRRP group
Refer to the exhibit.
If the network environment is operating normally, which type of device must be connected to interface FastEthernet 0/1?
A. DHCP client
B. access point
C. router
D. PC
Which HTTP status code is returned after a successful REST API request?
A. 200
B. 301
C. 404
D. 500
Which technology is appropriate for communication between an SDN controller and applications running over the network?
A. OpenFlow
B. REST API
C. NETCONF
D. Southbound API
What are two roles of the Dynamic Host Configuration Protocol (DHCP)? (Choose two)
A. The DHCP server offers the ability to exclude specific IP addresses from a pool of IP addresses
B. The DHCP client can request up to four DNS server addresses
C. The DHCP server assigns IP addresses without requiring the client to renew them
D. The DHCP server leases client IP addresses dynamically.
E. The DHCP client maintains a pool of IP addresses it can assign.
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