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Question No.71
Which three commands will cause a logical interface to go administratively down after being committed? (Choose three.)
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shutdown
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deactivate
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disable
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down
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delete
Correct Answer: BCE
Question No.72
What is a valid IPv6 address?
A. 00:05:85:23:45:67
B. 127.0.0.1
C. 2001:0db8:3000:2215:0000:0000:aaaa:1111 D. 49.0001.0192.0168.1001.00
Correct Answer: C
Question No.73
Which mode is used to allow only a single person to edit a configuration?
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configure batch
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configure private
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configure exclusive
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configure dynamic
Correct Answer: C
Question No.74
How does the PFE handle unicast transit traffic destined for an existing forwarding table entry?
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It sends the traffic through one egress port toward its destination.
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It sends the traffic through multiple egress ports to all available receivers.
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It sends the traffic through an internal link to the RE.
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It sends the traffic to the local system for further processing.
Correct Answer: A
Question No.75
What are three benefits of using IPv6? (Choose three.)
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IPv6 supports a greater level of security by integrating features that were optional add- ons in IPv4.
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IPv6 reduces administrative overhead using stateless address autoconfiguration for hosts.
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IPv6 eliminates the need for private to public NAT using a large address pool.
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IPv6 provides backward compatibility with IPv4 using the Next Header field.
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IPv6 represents large IP addresses using dotted decimal notation.
Correct Answer: ABC
Question No.76
Which layer in the OSI model is responsible for translating frames into bits?
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Application Layer
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Presentation Layer
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Data Link Layer
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Physical Layer
Correct Answer: C
Question No.77
For the interface ge-1/2/3.4, what does quot;gequot; represent?
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SONET/SDH
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Gigabit Ethernet
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Aggregated Ethernet
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GRE
Correct Answer: B
Question No.78
Which command returns a list of commands in which a given keyword is used throughout the Junos hierarchies?
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help topic
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help reference
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help apropos
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help tip
Correct Answer: C
Question No.79
When using keyboard shortcuts, which single keystroke combination allows users to erase the entire current command?
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Ctrl a
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Ctrl e
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Ctrl u
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Ctrl w
Correct Answer: C
Question No.80
To which directory does the Junos OS write traceoptions files?
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/var/tmp/
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/var/
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/var/log/
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/var/home/lt;usernamegt;/
Correct Answer: C
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