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Total 66 questions
Router A is directly connected to Router B over an Ethernet link. The local interface address for the Router A Fo0/48 interface is 144.254.32.2/24. Which routing table entry is visible on Router A?
- A. 144.254.0.0/16
- B. 144.254.0.0/24
- C. 144.254.32.0/24
- D. 144.254.32.2/24
Answer : C
In IPv4, what is the proper conversion from binary to decimal for the number 11010010?
- A. 202
- B. 210
- C. 226
- D. 258
Answer : B
Which Border Gateway Protocol (BGP) version supports IPv6?
- A. BGPng
- B. BGPv2
- C. BGPv3
- D. BGPv4
Answer : D
What accurately describes IPv6 addressing?
- A. IPv6 addresses are denoted by eight groups of four hexadecimal numbers.
- B. IPv6 uses 128 hexadecimal numbers instead of the 32 hexadecimal numbers used by IPv4.
- C. IPv6 is used to converse IP addresses and utilize private addresses.
- D. IPv6 uses broadcast addresses for neighbor discovery.
Answer : A
Reference:
https://en.wikipedia.org/wiki/IPv6_address#:~:text=An%20IPv6%20address%20is%20represented,0000%3A8a2e%3A0370%3A7334\
An Ethernet switch receives a frame from a directly connected host. The source MAC address of the frame is not present in the MAC address table for the switch.
However, the destination address is present in the MAC address table.
What does the switch do with the frame?
- A. Flushes the destination MAC address and updates the MAC address table in the switch.
- B. Adds the source MAC address and port to the MAC address table and forwards the frame.
- C. Discards the frame on all ports and sends an error message back to the host.
- D. Floods the frame to all ports except for the port the frame originated from to locate the source MAC address.
Answer : B
DRAG DROP -
The IEEE separates the Data Link and Physical ISO layers into four sub-layers. Based on the exhibit, what is the correct order of these sub-layers; from lowest to highest?
Select and Place:
Answer :
Reference:
https://www.oreilly.com/library/view/ethernet-the-definitive/1565926609/ch01.html
What accurately describes OSPF?
- A. Interior gateway link-state protocol
- B. Exterior gateway distance-vector protocol
- C. Interior gateway distance-vector protocol
- D. Interior gateway path-vector protocol
Answer : A
What accurately describes the Network Time Protocol (NTP)?
- A. Implemented on a Dell EMC Network OS 6.
- B. Time synchronization algorithms do not account for clock drift.
- C. Client synchronizes among a set of distributed time servers.
- D. Client makes sudden changes in time to keep synchronized.
Answer : C
In which Spanning Tree protocol state does a port record MAC addresses but does not forward the data?
- A. Forwarding
- B. Blocking
- C. Learning
- D. Listening
Answer : C
Which route type is added to the routing table by a routing protocol?
- A. Default route
- B. Dynamic
- C. Static
- D. Directly connected
Answer : B
Which IP address is in the Class B range?
- A. 100.100.90.87
- B. 126.16.20.48
- C. 191.56.44.200
- D. 192.15.48.130
Answer : C
What accurately describes the comparison between stacking and VLT?
- A. VLT allows for more physical devices to appear as one virtual device than stacking does.
- B. Stacked switches share a common control plane while VLT peers maintain their own control plane.
- C. Stacked switches and VLT peers allow "single pane of glass" management by maintaining a single control plane.
- D. Both VLT and stacking allow devices to use different versions of firmware provided that the switch family/series is the same.
Answer : B
Reference:
https://downloads.dell.com/manuals/common/dellemcnetworking_stacking_vs_vlt.pdf
Introduction section -
On which OSI layers do standard ACL filters operate?
- A. 2 and 3
- B. 2 and 7
- C. 3 and 4
- D. 4 and 7
Answer : C
A network administrator has a stack of four Dell EMC Networking S4800 Series switches. Each stack unit is configured with a different priority. Which switch will be elected as the management device?
- A. Switch with priority 0
- B. Switch with priority 1
- C. Switch with priority 14
- D. Switch with priority 21
Answer : B
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