Juniper JN0-349 Online Practice Questions and Exam Preparation

Juniper JN0-349 Online Questions & Answers

• Question 31:

  Which two statements are true about high availability on Junos devices? (Choose two.)

  A. BFD is faster at detecting failures than default GRE or OSPF timers.
  B. NSR is independent of helper routers to assist the routing platform in restoring routing protocol information.
  C. NSR is dependent on helper routers to assist the routing platform in restoring routing protocol information.
  D. BFD is slower at detecting failures than default GRE or OSPF timers.
  A. BFD is faster at detecting failures than default GRE or OSPF timers.
  B. NSR is independent of helper routers to assist the routing platform in restoring routing protocol information.

• Question 32:

  Which statement is correct about the OSPF router ID (RID)?

  A. The OSPF RID must match for all routers in the same area.
  B. The OSPF RID for IPv6 is a 128-bit address.
  C. The OSPF RID for IPv4 is a 32-bit address.
  D. The OSPF RID is not necessary when BFD is implemented.
  C. The OSPF RID for IPv4 is a 32-bit address.

• Question 33:

  Which OSPF area type receives only the default route from the backbone?

  A. transmit area
  B. totally stubby area
  C. not so stubby area
  D. stub area
  C. not so stubby area

• Question 34:

  Click the Exhibit button.

  

  Your company has connections to two ISPs. Each ISP is in a separate routing instance. You need to advertise the 0.0.0.0/0 prefix from both ISPs to all your devices. Referring to the exhibit, which statement is true in this scenario?

  A. You must create and apply match input filters on interfaces ge-0/0/2 and ge-0/0/3.
  B. You must create a policy to allow traffic from your network to each ISP.
  C. You must create an internal routing instance for your network.
  D. You must create a RIB group to share interface routes.
  D. You must create a RIB group to share interface routes.

• Question 35:

  What is a purpose for the OSPF database description packet?

  A. to transfer the LSA headers between two systems
  B. to determine who is in charge of database flushing
  C. to transfer the LSUs between two systems
  D. to determine who is in charge of adjacency formation
  A. to transfer the LSA headers between two systems

• Question 36:

  Click the Exhibit button.

  

  Which two statements about the configuration shown in the exhibit are correct? (Choose two.)

  A. Two next-hop interfaces should appear in the routing table for the 172.20.112.0/24 prefix.
  B. Multiple equal-cost next hops are installed in the forwarding table for the 192.168.2.0/30 prefix.
  C. The route preference is the same for each static route.
  D. Only the selected next-hop interface should appear in the forwarding table for the 172.20.112.0/24 prefix.
  A. Two next-hop interfaces should appear in the routing table for the 172.20.112.0/24 prefix.
  D. Only the selected next-hop interface should appear in the forwarding table for the 172.20.112.0/24 prefix.

• Question 37:

  Click the Exhibit button.

  

  Referring to the exhibit, which port on Switch-2 will be selected as the RSTP root port?

  A. ge-0/0/8.0
  B. ge-0/0/9.0
  C. ge-0/0/10.0
  D. ge-0/0/1.0
  C. ge-0/0/10.0

• Question 38:

  Which two statements about BPDU protection are correct? (Choose two.)

  A. By default, you must manually clear a BPDU error condition when using BPDU protection.
  B. BPDU protection prevents unauthorized switches from connecting to and participating in your spanning tree topology.
  C. By default, BPDU protection prevents the root bridge from communicating with other STP members unless it receives a superior BPDU first.
  D. BPDU protection requires that STP or RSTP is configured on the switch.
  A. By default, you must manually clear a BPDU error condition when using BPDU protection.
  B. BPDU protection prevents unauthorized switches from connecting to and participating in your spanning tree topology.

• Question 39:

  Click the Exhibit button.

  ---- Exhibit Missing ---Referring to the exhibit, which type of route is displayed?

  A. martian
  B. static
  C. generate
  D. aggregate
  C. generate

• Question 40:

  Click the Exhibit button.

  

  Referring to the exhibit, which statement is correct?

  A. The device is the root bridge?
  B. The spanning tree session has timed out.
  C. The local bridge priority is set to 8k.
  D. The bridge priority on the root device is set to 8k.
  D. The bridge priority on the root device is set to 8k.