PassGuide jncia jn0-331 pdf demo

Juniper Networks JN0-331
SEC,Specialist(JNCIS-SEC)
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PassGuide JN0-331
1. Regarding zone types, which statement is true?
A. You cannot assign an interface to a functional zone.
B. You can specifiy a functional zone in a security policy.
C. Security zones must have a scheduler applied.
D. You can use a security zone for traffic destined for the device itself.
Answer: D
2. Regarding attacks, which statement is correct?
A. Both DoS and propagation attacks exploit and take control of all unprotected network
devices.
B. Propagation attacks focus on suspicious packet formation using the DoS SYN-ACK-ACK
proxy flood.
C. DoS attacks are directed at the network protection devices, while propagation attacks are
directed at the servers.
D. DoS attacks are exploits in nature, while propagation attacks use trust relationships to take
control of the devices.
Answer: D
3. Click the Exhibit button. [edit schedulers] user@host# show scheduler now {
monday all-day; tuesday exclude; wednesday {
}
thursday {
start-time 07:00:00 stop-time 18:00:00;
}
}
[edit security policies from-zone Private to-zone External]
user@host# show policy allowTransit {
match {
source-address PrivateHosts; destination-address ExtServers; application ExtApps;
}
then {permit {
tunnel {
ipsec-vpn myTunnel;
}
}
}
scheduler-name now;
Based on the configuration shown in the exhibit, what are the actions of the security policy?
A. The policy will always permit transit packets and use the IPsec VPN myTunnel.
B. The policy will permit transit packets only on Monday, and use the IPsec VPN Mytunnel.
C. The policy will permit transit packets and use the IPsec VPN myTunnel all day Monday and
Wednesday 7am to 6pm, and Thursday 7am to 6pm.
D. The policy will always permit transit packets, but will only use the IPsec VPN myTunnel all
day Monday and Wednesday 7am to 6pm, and Thursday 7am to 6pm.
Answer: C
4. Which two statements are true regarding proxy ARP? (Choose two.)
A. Proxy ARP is enabled by default.
B. Proxy ARP is not enabled by default.
C. JUNOS security devices can forward ARP requests to a remote device when proxy ARP is
enabled.
D. JUNOS security devices can reply to ARP requests intended for a remote device when
proxy ARP is enabled.
Answer: BD
5. For IKE phase 1 negotiations, when is aggressive mode typically used?
A. when one of the tunnel peers has a dynamic IP address
B. when one of the tunnel peers wants to force main mode to be used
C. when fragmentation of the IKE packet is required between the two peers
D. when one of the tunnel peers wants to specify a different phase 1 proposal
Answer: A
6. Click the Exhibit button. [edit groups]
user@host# show node0 {
system {
host-name NODE0;
}
interfaces {
fxp0 {
unit 0 {
family inet {
address 1.1.1.1/24;
}
}
}
}
}
node1 {
system {
host-name NODE1;
}
interfaces {
fxp0 {
unit 0 {
family inet {
address 1.1.1.2/24;
PassGuide JN0-331
}
}
}
}
}
In the exhibit, what is the function of the configuration statements?
A. This section is where you define all chassis clustering configuration.
B. This configuration is required for members of a chassis cluster to talk to each other.
C. You can apply this configuration in the chassis cluster to make configuration easier.
D. This section is where unique node configuration is applied.
Answer: D
7. Which two statements describe the difference between JUNOS Software for security
platforms and a traditional router? (Choose two.)
A. JUNOS Software for security platforms supports NAT and PAT; a traditional router does not
support NAT or PAT.
B. JUNOS Software for security platforms does not forward traffic by default; a traditional
router forwards traffic by default.
C. JUNOS Software for security platforms uses session-based forwarding; a traditional router
uses packet-based forwarding.
D. JUNOS Software for security platforms performs route lookup for every packet; a traditional
router performs route lookup only for the first packet.
Answer: BC
8. Which two statements describe the difference between JUNOS Software for security
platforms and a traditional router? (Choose two.)
A. JUNOS Software for security platforms supports NAT and PAT; a traditional router does not
support NAT or PAT.
B. JUNOS Software for security platforms secures traffic by default; a traditional router does
not secure traffic by default.
C. JUNOS Software for security platforms allows for session-based forwarding; a traditional
router uses packet-based forwarding.
D. JUNOS Software for security platforms separates broadcast domains; a traditional router
does not separate broadcast domains.
Answer: BC
PassGuide JN0-331
9. A traditional router is better suited than a firewall device for which function?
A. VPN establishment
B. packet-based forwarding
C. stateful packet processing
D. Network Address Translation
Answer: B
10. Which three functions are provided by JUNOS Software for security platforms? (Choose
three.)
A. VPN establishment
B. stateful ARP lookups
C. Dynamic ARP inspection
D. Network Address Translation
E. inspection of packets at higher levels (Layer 4 and above)
Answer: ADE

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