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Q1. Which two statements are true about the primary address on an interface? (Choose two.)
A. It is the address used by default as the local address for broadcast and multicast packets sourced locally and sent out of the interface.
B. You use the primary address when you have multiple IP addresses belonging to the same subnet on the same interface.
C. It can be useful for selecting the local address used for packets sent out of unnumbered interfaces when multiple non-127 addresses are configured on the loopback interface.
D. By default, the primary address on an interface is selected as the numerically highest local address configured on the interface.
Answer: A,C
Q2. Which information would you find using the CLI help function? (Choose two.)
A. message of the day
B. tip of the day
C. explanation for specific system log error messages
D. explanation for specific traceoptions log messages
Answer: B,C
Q3. What is the default action for firewall filters?
A. accept
B. reject
C. discard
D. log
Answer: C
Q4. 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
Answer: A
Q5. Which statement describes transit traffic?
A. Traffic addressed to the chassis that requires some form of special handling by the RE before it can be forwarded out an egress port.
B. Traffic that enters an ingress port, is compared against the forwarding table, and is forwarded out an egress port.
C. Any traffic that requires the generation of an ICMP message.
D. Traffic that requires some form of special attention and does not pass through the device.
Answer: B
Q6. You are asked to configure the configuration archival feature on your Junos devices. Which two transfer methods are available? (Choose two.)
A. TFTP
B. FTP
C. SCP
D. SFTP
Answer: B,C
Q7. Which two statements are true about the configure exclusive command? (Choose two.)
A. It allows users to retain all uncommitted changes when exiting exclusive configuration mode.
B. It allows multiple users to edit private copies of the configuration concurrently.
C. It causes the loss of all uncommitted changes when exiting exclusive configuration mode.
D. It excludes other users from editing the configuration.
Answer: C,D
Q8. In the Junos OS, what handles transit traffic?
A. Transit traffic is handled by the RE only.
B. Transit traffic is handled by the PFE only.
C. Transit traffic is handled by both the RE and the PFE.
D. Transit traffic is not handled by the RE or the PFE.
Answer: B
Q9. You are asked to change the cable on interface ge-2/1/3. Which statement is correct?
A. The cable is found on FPC 1, slot 3, and port 2.
B. The cable is found on slot 1, port 2, and FPC 3.
C. The cable is found on port 3, FPC 2, and slot 1.
D. The cable is found on FPC 1, slot 2, and port 3.
Answer: C
Q10. You accidentally configured interface so-0/0/0.0 with /32 instead of /30.
Which two solutions could you use to correct this configuration? (Choose two.)
A. [edit interfaces so-0/0/0.0]user@router# replace family inet address /32 with /30
B. [edit interfaces so-0/0/0.0]user@router# rename family inet address /32 to address /30
C. [edit]user@router# replace interface so-0/0/0.0 family inet address /32 with address /30
D. [edit interfaces so-0/0/0.0]user@router# delete family inet addressuser@router# set family inet address /30
Answer: B,D
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