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Question No.81
In the Junos OS, what handles transit traffic?
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Transit traffic is handled by the RE only.
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Transit traffic is handled by the PFE only.
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Transit traffic is handled by both the RE and the PFE.
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Transit traffic is not handled by the RE or the PFE.
Correct Answer: B
Question No.82
Which two statements about MPLS label-switched paths (LSPs) are true? (Choose two.)
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LSPs are bidirectional.
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LSPs are unidirectional.
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LSPs must follow the IGP#39;s shortest path.
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LSPs can follow paths other than the IGP#39;s shortest path.
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Correct Answer: BD
Question No.83
What are two benefits of the modular design of the Junos OS? (Choose two.)
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Each module uses application-specific integrated circuits (ASICs).
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Each module runs in its own protected memory space.
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Each module can be individually restarted.
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Each module is supported across all Junos platforms.
Correct Answer: BC
Question No.84
Which statement is correct regarding the Junos OS?
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The same Junos OS image is used on all Junos devices.
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The Junos OS provides separation between the control and forwarding planes.
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Each Junos OS image is based on model-specific source code.
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The Junos OS creates a secondary instance of the kernel to ensure redundancy.
Correct Answer: B
Question No.85
Which two statements are true regarding rescue configurations? (Choose two.)
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Once saved, a rescue configuration is loaded using the rollback 0 command.
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The rescue configuration must contain the minimal elements necessary to restore network connectivity.
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A minimal rescue configuration is defined by default.
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A rescue configuration must include a root password.
Correct Answer: BD
Question No.86
How many host addresses are available in the 172.27.0.0/28 network?
A. |
6 |
B. |
14 |
C. |
28 |
D. |
30 |
Correct Answer: B
Question No.87
Which two design goals describe the Junos OS design? (Choose two.)
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clean separation of security and routing policies
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clean separation of control and forwarding planes
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modularization of multiple software processes
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a single hardware platform for all software applications
Correct Answer: BC
Question No.88
Exhibit
[edit interfaces ge-0/0/1] user@router# show
unit 100 {
vlan-id 100; familyinet { address /24;
}
}
[edit interfaces ge-0/0/1] user@router# commit check [edit interfaces ge-0/0/1] #39;unit 100#39;
Only unit 0 is valid for this encapsulation error: configuration check-out failed
Exhibit
Referring to the exhibit, you are unable to commit the configuration for the ge-0/0/1 interface. What must you do to commit the configuration?
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You must set the vlan-tagging parameter under the [edit interfaces ge-0/0/1] hierarchy.
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You must use the rename command to change unit 100 to unit 0.
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You must set the encapsulation flexible-ethernet-services parameter under the [edit interfaces ge- 0/0/1] hierarchy.
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You must set the encapsulation vlan-ccc parameter under the [edit interfaces ge-0/0/1 unit 100] hierarchy.
Correct Answer: A
Question No.89
What are two ways that packet fragmentation is handled differently between IPv6 and IPv4? (Choose two.)
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End hosts determine the path MTU for IPv6.
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End hosts determine the path MTU for IPv4.
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Packet fragmentation occurs at intermediate nodes for IPv4.
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Packet fragmentation occurs at intermediate nodes for IPv6.
Correct Answer: AC
Question No.90
You are asked to configure the configuration archival feature on your Junos devices. Which two transfer methods are available? (Choose two.)
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TFTP
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FTP
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SCP
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SFTP
Correct Answer: BC
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