Q1. Which two statements are true of a network mask? (Choose two.)
A. A subnet mask specifies the portion of an IP address that is in a binary format.
B. A subnet mask specifies the portion of an IP address that is in a decimal format.
C. A subnet mask specifies the portion of an IP address that represents a network prefix.
D. A subnet mask specifies the portion of an IP address that represents network hosts.
Answer: C,D
Q2. You are modifying the default route preference under the [edit protocols] hierarchy.
In which two routing information sources can you change the default preference value? (Choose two.)
A. local
B. OSPF
C. direct
D. BGP
Answer: B,D
Q3. Which layer in the OSI model is responsible for translating frames into bits?
A. Application Layer
B. Presentation Layer
C. Data Link Layer
D. Physical Layer
Answer: C
Q4. What is an advantage of multiple software processes running in the Junos OS?
A. Each process has its own protected memory space.
B. Each process is started manually by the user at boot.
C. All processes are dependent on each other.
D. Multiple processes allow each routing protocol to be independent.
Answer: A
Q5. -- 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
Q6. -- Exhibit – -- Exhibit --
You have been asked to establish reachability between Router 1's and Router 2's loopback addresses as shown in the exhibit.
Which two steps will accomplish this task? (Choose two.)
A. Create a static route on Router 1 to 172.17.28.1 with a next hop of 10.10.10.2.
B. Create a static route on Router 1 to 172.17.28.1 with a next hop of 10.10.10.1.
C. Create a static route on Router 2 to 172.17.25.1 with a next hop of 10.10.10.1.
D. Create a static route on Router 1 to 172.17.25.1 with a next hop of 10.10.10.2.
Answer: A,C
Q7. Which action does the ping 172.18.1.1 size 5 command perform?
A. It sends only five ping requests to the 172.18.1.1 destination.
B. It sends a continuous ping with a packet length of five bytes to the 172.18.1.1 destination.
C. It sends five rapid ping requests to the 172.18.1.1 destination.
D. It sends a continuous rapid ping with a packet length of five bytes to the 172.18.1.1 destination.
Answer: B
Q8. Which statement is true about the forwarding plane?
A. It uses ASICs for increased performance.
B. It is the intelligence of the platform.
C. It maintains the routing tables.
D. It is based on an x86 architecture.
Answer: A
Q9. What are three valid match criteria in a firewall filter applied to a Layer 3 interface? (Choose three.)
A. IP address
B. MAC address
C. protocol
D. port
E. session ID
Answer: A,C,D
Q10. You must segment your internal /24 network into a minimum of 12 subnets, each containing a minimum of 12 hosts.
Which network mask do you use?
A. /26
B. /27
C. /28
D. /29
Answer: C