Which CLI mode allows you to make configuration changes?

• A.configuration mode
• B.operational mode
• C.enable mode
• D.shell mode

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Which of these are routing tables found by default? (Choose three)

• A.inet4.0
• B.inet.0
• C.inet6.0
• D.inet.6
• E.inet.3

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Which three statements describe OSPF? (Choose three.)

• A.OSPF uses a distance-vector algorithm to calculate routing cost.
• B.OSPF uses areas to incorporate hierarchy and allow for scalability.
• C.OSPF is a link-state IGP.
• D.OSPF calculates the best path to each destination.
• E.OSPF must operate between different autonomous systems.

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Click the Exhibit button.

Your Junos device is using the configuration shown in the exhibit. You notice that the 172.17.23.10/30 address Is Incorrect and should be 172.17.23.9/30.
What are two commands that would solve this problem? (choose two.)

• A.[edit interfaces]
  user@router# rename ge-0/0/Z0 family inet address
  172.17.23-10/30 to address 172.17.23.9/30
• B.[edit interfaces]
  use reroute r# delete ge-0/0/2.0 family inet address
  172-17.23.10
• C.[edit interfaces]
  user@router= replace pattern 17Z1723.10 with
  172.17.23.9
• D.[edit interfaces]
  user@router# set ge-0/0/2.0 family inet address

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Which of these methods can be used to redistribute a default route received through BGP, into OSPF?

• A.Apply an export route to OSPF that exports the default route.
• B.Apply an import policy to OSPF that imports the default route.
• C.Apply the redistribute-igp command to BGP.
• D.Apply the default-network command to OSPF.

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