[2024] Pass Juniper JN0-280 Premium Files Test Engine pdf - Free Dumps Collection
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Juniper JN0-280 certification exam is designed to test the knowledge and skills of individuals in the field of data center networking. Data Center, Associate (JNCIA-DC) certification is targeted towards individuals who want to gain a thorough understanding of data center networking technologies, including virtualization, storage, and network security. Data Center, Associate (JNCIA-DC) certification exam is aimed at those who are looking to start their career in the field of data center networking or those who want to enhance their existing skills and knowledge.
NEW QUESTION # 61
Which two statements describe an OSPF ABR? (Choose two.)
- A. By default, an ABR must have one link in the OSPF backbone area.
- B. By default, an ABR is an OSPF router with links in two areas.
- C. By default, an ABR is an OSPF router with all of its links in one area.
- D. By default, an ABR does not need to have any links in the backbone area.
Answer: A,B
NEW QUESTION # 62
You are configuring OSPF in your network as shown in the exhibit. R1 has been configured with interface metrics. All other links in the network are using the default interface metric.
In this scenario, which OSPF interface on R1 will be preferred when routing traffic between R1 and R5?
- A. ge-0/0/3
- B. ge-0/0/0
- C. ge-0/0/2
- D. ge-0/0/1
Answer: D
NEW QUESTION # 63
Martian addresses are:
- A. Addresses used in MPLS.
- B. Unroutable addresses that are generally filtered by routers.
- C. Special routes for interplanetary communication.
- D. Addresses used for load balancing.
Answer: B
NEW QUESTION # 64
When configuring BGP, which command is commonly used to define a BGP neighbor?
- A. set bgp peer
- B. add bgp connection
- C. neighbor <IP_ADDRESS> remote-as <AS_NUMBER>
- D. bgp set neighbor
Answer: C
NEW QUESTION # 65
When troubleshooting issues with static routes, what is a key factor to check first?
- A. The speed of the router's CPU
- B. The number of aggregate routes configured
- C. The correctness of the specified next-hop addresses
- D. If the routing table has enough memory
Answer: C
NEW QUESTION # 66
What is Integrated Routing and Bridging (IRB) primarily used for in a Junos device?
- A. For aggregating multiple interfaces.
- B. For implementing security policies.
- C. To separate VLAN traffic.
- D. To provide inter-VLAN routing.
Answer: D
NEW QUESTION # 67
Which statement is correct about an IP fabric?
- A. The entire IP fabric is one large broadcast domain.
- B. Transit traffic is passed through the network based on the original frame's destination MAC address.
- C. Load sharing is provided by the routing protocol used.
- D. Loop prevention is provided by the underlying spanning tree protocol used.
Answer: C
NEW QUESTION # 68
Which of the following statements are correct about the Spine/Leaf architecture? (Choose two)
- A. The architecture reduces the need for inter-switch link (ISL) redundancy.
- B. Each Leaf switch is directly connected to every server in the data center.
- C. The Spine layer switches interconnect various Leaf switches.
- D. Spine switches can connect directly to the data center's external network.
Answer: C,D
NEW QUESTION # 69
In OSPF, what is the function of the Link-State Database (LSDB)?
- A. To store OSPF routing tables.
- B. To maintain a list of OSPF neighbors.
- C. To keep the topology structure of the network.
- D. To log changes in network topology.
Answer: C
NEW QUESTION # 70
In the context of protocol-independent routing, what is the main difference between static and generated routes?
- A. Generated routes support summarization, while static routes do not.
- B. Generated routes are manually configured, while static routes are automatically created.
- C. Static routes require manual configuration, while generated routes are created dynamically.
- D. Static routes are used for load balancing, while generated routes are not.
Answer: C
NEW QUESTION # 71
Which EBGP feature must be used when peering to a non-directly connected peer address?
- A. local preference
- B. multipath
- C. AS path
- D. multihop
Answer: D
NEW QUESTION # 72
What does VXLAN stand for in the context of EVPN/VXLAN?
- A. Virtualized Ethernet VPN
- B. Virtual X-Series LAN
- C. Virtual Extensible VLAN
- D. Very Extended Virtual LAN
Answer: C
NEW QUESTION # 73
Which two statement are correct about trunk ports? (Choose two.)
- A. By default, trunk ports can transmit and receive VLAN tagged traffic.
- B. By default, trunk ports can transmit and receive untagged traffic.
- C. Trunk ports typically connect to end users and servers.
- D. Trunk ports typically connect to other switches and routers.
Answer: A,D
NEW QUESTION # 74
Referring to the exhibit, how many stages are in this IP fabric?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION # 75
How does a layer 2 switch populate its bridge table?
- A. It stores the protocol number of frames traversing the network.
- B. It stores the source MAC address of frames traversing the network.
- C. It stores both the source and destination MAC addresses of frames traversing the network.
- D. It stores the destination MAC address of frames traversing the network.
Answer: B
NEW QUESTION # 76
Which two statements are true with regards to MACsec?
- A. It provides authentication for an Ethernet traffic between two network nodes.
- B. It does not provide encryption for an Ethernet traffic between two network nodes.
- C. It does not provide authentication for an Ethernet traffic between two network nodes.
- D. It provides encryption for an Ethernet traffic between two network nodes.
Answer: A,D
NEW QUESTION # 77
Which OSPF packet types are used to establish and maintain neighbor relationships? (Choose two)
- A. Link State Update packets
- B. Database Description packets
- C. Link State Request packets
- D. Hello packets
Answer: B,D
NEW QUESTION # 78
In configuring load balancing on a network router, which aspect is most crucial?
- A. The encryption protocol used
- B. The number of routing tables
- C. The use of aggregate routes
- D. The selection of multiple equal-cost paths
Answer: D
NEW QUESTION # 79
Which two statements are correct about BGP? (Choose two.)
- A. IBGP peers do not advertise routes learned from IBGP peers to other IBGP peers.
- B. EBGP sessions are typically established between router loopback interfaces.
- C. EBGP uses the AS path to avoid loops.
- D. IBGP sessions are typically established between physical router interfaces.
Answer: A,C
NEW QUESTION # 80
Which two statements are correct about aggregated Ethernet bundles? (Choose two.)
- A. You must enable LACP when configuring aggregated Ethernet bundles.
- B. You must purchase a services license for the chassis to support aggregate Ethernet interfaces.
- C. You must specify which interfaces are members of a specific aggregated Ethernet bundle.
- D. You must enable the chassis to support aggregated Ethernet interfaces.
Answer: C,D
NEW QUESTION # 81
Which command on a router is used to view the current routing table?
- A. display ip routing-table
- B. show route
- C. show routing-table
- D. check route information
Answer: B
NEW QUESTION # 82
Which of the following are functions of MACsec? (Choose two)
- A. It enables VLAN tagging.
- B. It prevents MAC flooding attacks.
- C. It offers data integrity and confidentiality.
- D. It provides Layer 2 encryption.
Answer: C,D
NEW QUESTION # 83
In a Spine/Leaf IP-Fabric architecture, what is the primary role of the leaf switches?
- A. To interconnect different data centers.
- B. To perform deep packet inspection.
- C. To manage the overall data center network.
- D. To provide direct connectivity to servers.
Answer: D
NEW QUESTION # 84
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To succeed in the JN0-280 exam, candidates must have a solid understanding of data center technologies. They must be conversant with data center architectures, including the different components that make up a data center, such as servers, storage systems, and networking equipment. Additionally, candidates must be knowledgeable in network topologies, protocols, and technologies that are commonly used in data center environments.
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