Juniper JN0-100 Online Practice Questions and Exam Preparation

Juniper JN0-100 Online Questions & Answers

• Question 131:

  How are the commands a user is allowed to enter defined in JUNOS?

  A. Permissions are configured individually for each user.
  B. Users are associated with user classes, and each class defines the permissions for entering commands.
  C. There are four default classes with different permissions and you can only use these four.
  D. Permissions are associated with each user ID.
  B. Users are associated with user classes, and each class defines the permissions for entering commands.

• Question 132:

  Which two statements are true regarding an Ethernet collision domain? (Choose two.)

  A. If a switch is used, the collision domain includes all devices connected to the switch.
  B. If a hub is used, the collision domain includes all devices connected to the hub.
  C. If a hub is used, the collision domain is limited to each device and the hub.
  D. If a switch is used, the collision domain is limited to each device and the switch.
  B. If a hub is used, the collision domain includes all devices connected to the hub.
  D. If a switch is used, the collision domain is limited to each device and the switch.

• Question 133:

  Which two statements are correct regarding default protocol preference values? (Choose two.)

  A. OSPF has a single preference value for both internal and external routes.
  B. RIP is preferred over OSPF external routes.
  C. Direct, local, and static routes have the same preference value.
  D. OSPF's preference value is lower than BGP (both IBGP and EBGP).
  B. RIP is preferred over OSPF external routes.
  D. OSPF's preference value is lower than BGP (both IBGP and EBGP).

• Question 134:

  What is used to segment larger networks into smaller networks?

  A. supernet masks
  B. subnet masks
  C. wildcard masks
  D. route filtering
  B. subnet masks

• Question 135:

  Which command would initiate a loopback on a Gigabit Ethernet interface ge-0/0/0?

  A. # set interfaces ge-0/0/0 unit 0 loopback
  B. # set interfaces ge-0/0/0 gigether-options loopback
  C. > set interfaces ge-0/0/0 loopback
  D. > loopback ge-0/0/0
  B. # set interfaces ge-0/0/0 gigether-options loopback

• Question 136:

  What represents the binary equivalence of 192.168.187.201?

  A. 10101000 11001000 10101001 10101001
  B. 11000000 10101100 10101011 11000101
  C. 11000000 10101000 10111011 11001001
  D. 11000100 10101010 10110011 11001011
  C. 11000000 10101000 10111011 11001001

• Question 137:

  Which three statements are true regarding the Network Time Protocol (NTP) in JUNOS platforms? (Choose three.)

  A. MD5 authentication is supported.
  B. A client always synchronizes to a server even when the difference between the server clock and the local clock differs by a large amount.
  C. JUNOS software can provide a primary time reference.
  D. The boot-server configuration allows a router to synchronize its clock when it boots up, regardless of the offset between the NTP clock source and its internal clock.
  E. It is useful to correlate timestamps on log files and other events for troubleshooting and forensics.
  A. MD5 authentication is supported.
  D. The boot-server configuration allows a router to synchronize its clock when it boots up, regardless of the offset between the NTP clock source and its internal clock.
  E. It is useful to correlate timestamps on log files and other events for troubleshooting and forensics.

• Question 138:

  In Ethernet networks, duplex mismatches will lower performance. Which error statistics can be seen if a duplex mismatch is present?

  A. collisions on the full-duplex side; runts on the half-duplex side
  B. collisions on the full-duplex side; collisions on the half-duplex side
  C. collisions on the half-duplex side; framing errors on the full-duplex side
  D. collisions on the half-duplex side; giants on the full-duplex side
  C. collisions on the half-duplex side; framing errors on the full-duplex side

• Question 139:

  What is the proper order for CoS processing for ingress packets on a Juniper router?

  A. Multifield Classifier > Forwarding Policy > Policing > BA Classifier
  B. Multifield Classifier > Policing > BA Classifier > Forwarding Policy
  C. BA Classifier > Policing > Multifield Classifier > Forwarding Policy
  D. BA Classifier > Forwarding Policy > Policing > Multifield Classifier
  C. BA Classifier > Policing > Multifield Classifier > Forwarding Policy

• Question 140:

  How many IP addresses can be configured in a given interface?

  A. one primary and one secondary IP address
  B. one IP address
  C. as many IP addresses as you want
  D. one primary and multiple secondary IP addresses
  C. as many IP addresses as you want