Juniper JN0-102 Online Practice Questions and Exam Preparation

Juniper JN0-102 Online Questions & Answers

• Question 101:

  Which two statements describe the default behavior for OSPF? (Choose two.)

  A. OSPF imports all routes into the inet.0 routing table.
  B. OSPF exports all static routes into the OSPF database.
  C. OSPF does not export static routes into the OSPF database.
  D. OSPF imports all routes into the inet4.0 routing table.
  A. OSPF imports all routes into the inet.0 routing table.
  C. OSPF does not export static routes into the OSPF database.

• Question 102:

  When configuring more than one archival site, which statement is true?

  A. The system will first attempt the transfer using the URL configured last.
  B. The system will transfer the configuration to each archival site.
  C. The system will not transfer to a secondary site unless the previous site fails.
  D. The system will transfer using secure copy protocol (SCP) before attempting FTP.
  C. The system will not transfer to a secondary site unless the previous site fails.

• Question 103:

  What is the purpose of a network mask?

  A. It is used in conjunction with the wildcard mask to determine the number of hosts on a network.
  B. It is used to define which parts of the IP address are allocated to host addresses and network prefixes.
  C. It is used to hide subnets from external networks by masking the subnets with NAT.
  D. It is used to differentiate a network as a classful network or a classless network.
  B. It is used to define which parts of the IP address are allocated to host addresses and network prefixes.

• Question 104:

  Which command will show the best paths that are installed in the PFE?

  A. show route
  B. show route active-path
  C. show route private
  D. show route forwarding-table
  D. show route forwarding-table

• Question 105:

  Which IP protocol number is assigned to TCP?

  A. 17
  B. 4
  C. 18
  D. 6
  D. 6

• Question 106:

  You configured an interface with an IP address and committed the change. You then committed a change that added an exception in a firewall filter to allow this network through the filter. You realize that this work was done on the wrong router.

  How do you undo all these changes?

  A. rollback 2
  B. rollback 1
  C. rollback 0
  D. rollback 3
  A. rollback 2

• Question 107:

  What is an advantage of multiple software processes running in the Junos OS?

  A. Each process has its own protected memory space.
  B. Each process is started manually by the user at boot.
  C. All processes are dependent on each other.
  D. Multiple processes allow each routing protocol to be independent.
  A. Each process has its own protected memory space.

• Question 108:

  Which two statements are true regarding rescue configurations? (Choose two.)

  A. Once saved, a rescue configuration is loaded using the rollback 0 command.
  B. The rescue configuration must contain the minimal elements necessary to restore network connectivity.
  C. A minimal rescue configuration is defined by default.
  D. A rescue configuration must include a root password.
  B. The rescue configuration must contain the minimal elements necessary to restore network connectivity.
  D. A rescue configuration must include a root password.

• Question 109:

  -- Exhibit -[edit system syslog]

  user@router# show

  host 152.170.10.10 {

  any warning;

  }

  file changes {

  change-log info;

  }

  -- Exhibit -Referring to the exhibit, which two statements are true? (Choose two.)

  A. Any warning message will be sent to the 152.170.10.10 host.
  B. A warning message will be logged when the 152.170.10.10 host logs in.
  C. Changes to the device's internal temperatures will be logged.
  D. Changes to the configuration will be logged.
  A. Any warning message will be sent to the 152.170.10.10 host.
  D. Changes to the configuration will be logged.

• Question 110:

  Which two login-class permissions could permit a user to view the system hierarchy of the active configuration? (Choose two.)

  A. system permission
  B. view-configuration permission
  C. network permission
  D. super-user permission
  A. system permission
  B. view-configuration permission