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Q1. Which statement is true regarding an Ethernet collision domain?
A. If a router is used, the collision domain includes all devices connected to the router.
B. If a hub is used, the collision domain is limited to each device and the hub.
C. If a switch is used, the collision domain is limited to each device and the switch.
D. If a bridge is used, the collision domain includes all devices connected to the bridge.
Answer: C
Q2. -- Exhibit --[edit firewall family inet filter input-filter]
user@router# show
term my-policy {
from {
source-address {
151.43.62.0/24;
}
}
then {
count;
}
} term else { then { discard; } } -- Exhibit --
Which two tasks are accomplished by the firewall filter shown in the exhibit? (Choose two.)
A. Traffic matching the my-policy term will be counted and accepted.
B. Traffic matching the my-policy term will be counted and discarded.
C. Traffic not matching the my-policy term will be discarded.
D. Traffic not matching the my-policy term will be accepted.
Answer: A,C
Q3. Which command do you use as a valid way to view the PICs within a router as well as the PICs' serial numbers?
A. show chassis hardware
B. show chassis interfaces
C. show chassis pic
D. show chassis inventory
Answer: A
Q4. Which two protocols use UDP as a transport protocol by default? (Choose two.)
A. Telnet
B. ICMP
C. DHCP D. RIP
Answer: C,D
Q5. What is the default export routing policy for EBGP?
A. Accept all active BGP routes.
B. Accept all BGP routes.
C. Accept no routes.
D. Accept all active IGP routes.
Answer: A
Q6. Which statement is true regarding the Junos OS?
A. All platforms running the Junos OS separate the functions of learning and flooding.
B. All platforms running the Junos OS separate the functions of control and forwarding.
C. All platforms running the Junos OS separate the functions of routing and bridging.
D. All platforms running the Junos OS separate the functions of management and routing.
Answer: B
Q7. What are three firewall filter terminating actions? (Choose three.)
A. accept
B. log C. reject
D. discard
E. drop
Answer: A,C,D
Q8. What are two Junos processes? (Choose two.)
A. OSPF SPF daemon (ospfd)
B. SNMP daemon (snmpd)
C. BGP daemon (bgpd) D. Routing protocols daemon (rpd)
Answer: B,D
Q9. Which two statements are true regarding the role of the Routing Engine (RE)? (Choose two.)
A. The RE controls and monitors the chassis.
B. The RE manages the Packet Forwarding Engine (PFE).
C. The RE receives a copy of the forwarding table from the forwarding plane.
D. The RE implements class of service (COS).
Answer: A,B
Q10. What are the usable hosts on the .128.0/19 network?
A. .128.1 through .143.254
B. .128.128 through .134.254
C. .128.0 through .134.254
D. .128.1 through .159.254
Answer: D
Q11. Which two statements are correct when you use the reject parameter as the next-hop value for a static route? (Choose two.)
A. The packet is dropped and the packet's source is marked with the no-readvertise parameter.
B. The system sends the packet back to the source.
C. The packet is dropped from the network.
D. The system sends an ICMP message back to the source of the packet.
Answer: C,D
Q12. Which two statements are correct about Layer 2 broadcast frames? (Choose two.)
A. Layer 2 broadcast frames are processed by all devices on the same VLAN.
B. Layer 2 broadcast frames are discarded by routers that connect to multiple VLANs.
C. Layer 2 broadcast frames are relayed by routers to all connected VLANs.
D. Layer 2 broadcast frames are relayed by switches to devices on the same VLAN.
Answer: A,D
Q13. Which operational command would you use to quickly verify the state of all interfaces?
A. show interfaces terse
B. show interfaces
C. show configuration interfaces
D. show interface status
Answer: A
Q14. Which command will apply a policy to redistribute static routes into OSPF?
A. set protocols ospf import static-routes
B. set protocols ospf export static-routes
C. set routing-options static defaults readvertise
D. set routing-options static route 0.0.0.0/0 readvertise
Answer: B
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