Juniper JN0-280 Data Center, Associate (JNCIA-DC) Online Training
Juniper JN0-280 Online Training
The questions for JN0-280 were last updated at Oct 29,2024.
- Exam Code: JN0-280
- Exam Name: Data Center, Associate (JNCIA-DC)
- Certification Provider: Juniper
- Latest update: Oct 29,2024
In the context of protocol-independent routing, what is the main difference between static and generated routes?
- A . Static routes require manual configuration, while generated routes are created dynamically.
- B . Static routes are used for load balancing, while generated routes are not.
- C . Generated routes support summarization, while static routes do not.
- D . Generated routes are manually configured, while static routes are automatically created.
Which LSA types are associated with OSPF? (Choose three)
- A . Router LSA (Type 1)
- B . Network LSA (Type 2)
- C . Summary LSA (Type 3)
- D . External LSA (Type 5)
Referring to the exhibit, which statement is correct?
- A . The ge-0/0/0 interface has been explicitly assigned to a VLAN named default.
- B . The default VLAN is a user defined VLAN name.
- C . The asterisk indicates that the interface is active.
- D . The ge-0/0/12 interfaces is an access port.
Which of the following is a key benefit of implementing High Availability (HA) in a network?
- A . Reduced network security
- B . Increased network downtime
- C . Enhanced data redundancy
- D . Slower data recovery
In OSPF, which command is commonly used to monitor neighbor relationships?
- A . show ip ospf neighbors
- B . show ospf database
- C . show ip route ospf
- D . show ospf interfaces
What protocol and port does BGP use for control plane communication?
- A . protocol TCP, port 179
- B . protocol UDP, port 179
- C . protocol TCP, port 159
- D . protocol UDP, port 159
Referring to the exhibit, how many milliseconds will pass before the BGP neighbor is considered dead?
- A . 1000ms
- B . 9000ms
- C . 2000ms
- D . 3000ms
What is the purpose of using route reflectors in BGP?
- A . To encrypt BGP messages
- B . To reduce the number of required IBGP sessions in a network
- C . To increase the speed of BGP convergence
- D . To automatically select the best route
What does the “qualified-next-hop” feature do when configuring a static route?
- A . It allows you to specify an independent route preference value for an additional next hop.
- B . It specifies the IP address of the directly connected device.
- C . It instructs the device to verify the next-hop is reachable before activating the route.
- D . It instructs the device to looks up a static route’s next-hop that is not directly connected.
In the context of Ethernet bridging on Junos devices, what is the purpose of the Spanning Tree Protocol (STP)?
- A . To prevent routing loops.
- B . To provide a mechanism for VLAN tagging.
- C . To prevent Layer 2 switching loops.
- D . To filter MAC addresses.
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