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Q1. Which command will silently drop a matching packet?
A. set routing-options static route 10.1.1.1/32 no-retain
B. set routing-options static route 10.1.1.1/32 discard
C. set routing-options static route 10.1.1.1/32 reject
D. set routing-options static route 10.1.1.1/32 passive
Answer: B
Q2. What is the decimal equivalent of 00000100?
A. 2
B. 4
C. 9
D. 12
Answer: B
Q3. Which layer in the TCP/IP model is responsible for delivering packets to their destination?
A. Application Layer
B. Transport Layer
C. Internet Layer
D. Network Access Layer
Answer: C
Q4. Which statement is true regarding the Junos OS?
A. All platforms running the Junos OS have identical factory-default configurations.
B. All platforms running the Junos OS use the IP2 processor for longest-match lookup.
C. All platforms running the Junos OS use the same source code base.
D. All platforms running the Junos OS use FXP1 for communication between control and forwarding planes.
Answer: C
Q5. What is the default SNMP permission level on Junos devices?
A. read
B. read-write
C. read-only
D. write
Answer: C
Q6. Which command prompt indicates that you are in operational mode?
A. user@router&
B. user@router#
C. user@router%
D. user@router>
Answer: D
Q7. -- Exhibit --[editsnmp]
user@router# show
communityCommunityA {
authorization read-only;
clients {
192.168.1.0/28;
}
}
trap-groupgroupA {
categories {
link;
}
targets {
192.168.100.1;
192.168.200.1;
}
}
-- Exhibit --
Referring to the exhibit, what is the purpose of the targets section of the configuration?
A. It defines which devices will be sending traps.
B. It specifies where to send traps.
C. It defines the IP addresses of management systems that can access the device.
D. It specifies which devices can be polled for SNMP data.
Answer: B
Q8. A packet is evaluated against three user-defined terms within a firewall filter and no match is found.
What correctly describes the action the firewall filter will take for this packet?
A. The filter will permit the packet and take no additional action.
B. The filter will reject the packet and send an ICMP message back to the sender.
C. The filter will discard the packet and take no additional action.
D. The filter will permit the packet and write a log entry to the firewall log.
Answer: C
Q9. -- Exhibit --
user@router> restart
^
unknown command.
-- Exhibit --
You are investigating routing problems on a device running the Junos OS. You receive the error shown in the exhibit when you attempt to restart the routing process.
Which statement describes the problem?
A. You have typed an invalid command.
B. You must be in configuration mode to restart the routing process.
C. You do not have permission to restart the routing process.
D. You must wait until close of business to restart the routing process, based on user-defined policy.
Answer: C
Q10. Which statement is true regarding the Junos OS?
A. Each process runs in its own protected memory space ensuring that one process cannot directly interfere with another.
B. Processes share memory space but use separate ASICs so that one process cannot directly interfere with another.
C. A central processor called the IP2 Chip dynamically assigns memory as process needs fluctuate.
D. The memory management daemon (mmd) is responsible for allocating new memory for processes as they request it.
Answer: A
Q11. How does the PFE handle unicast transit traffic destined for an existing forwarding table entry?
A. It sends the traffic through one egress port toward its destination.
B. It sends the traffic through multiple egress ports to all available receivers.
C. It sends the traffic through an internal link to the RE.
D. It sends the traffic to the local system for further processing.
Answer: A
Q12. Which command will save the current active configuration as the rescue configuration?
A. user@router# save | rescue
B. user@router> request system configuration rescue save
C. user@router# save rescue configuration
D. user@router> file save rescue-configuration
Answer: B
Q13. Which login class permission will allow a user to use the telnet utility?
A. network permission
B. maintenance permission
C. supervisor permission
D. shell permission
Answer: A
Q14. -- Exhibit --policy-options {
policy-statement example-pol {
term 1 {
from {
protocol static;
route-filter 10.1.0.0/16 exact;
}
then {
preference 6;
accept;
}
}
term 2 {
from {
protocol static;
route-filter 10.1.1.0/24 longer;
}
then {
preference 7;
accept;
}
}
term 3 {
from {
protocol static;
route-filter 10.1.0.0/16 upto /24;
}
then {
preference 8;
accept;
}
}
term 4 {
then accept;
}
}
}
-- Exhibit --
Referring to the exhibit, if the static route with prefix 10.1.1.0/24 is evaluated against the routing policy, which preference value will be set?
A. The preference will be 6.
B. The preference will be 7.
C. The preference will be 8.
D. The preference will be the default for static routes.
Answer: C
Q15. Using the command, user@router# load override latest.conf, where in the file system will the latest.conf be located?
A. /var/home/user/
B. /var/config/saved/
C. /var/tmp/
D. /config/
Answer: A