Junos, Associate (JNCIA-Junos) v1.0
Question 1
Which process in the Junos OS is responsible for maintaining routing protocols and tables?
- A. mgd
- B. chassisd
- C. dcd
- D. rpd
Answer : A
Question 2
How many login classes are assignable to a user account?
- A. 2
- B. 1
- C. 4
- D. 3
Answer : A
Question 3
Your router has a route to the 10.1.1.0/24 network with a next hop of rjct.
In this scenario, which action will your router perform when traffic destined to the 10.1.1.0/24 network is received?
- A. The traffic will be discarded and an ICMP unreachable message will be sent to the destination of the traffic.
- B. The traffic will be silently discarded.
- C. The traffic will be redirected using a default route.
- D. The traffic will be discarded and an ICMP unreachable message will be sent to the source of the traffic.
Answer : D
Question 4
Click the Exhibit button.
Referring to the exhibit, where are the configuration backup files stored?
- A. Files are stored to the SCP site and the FTP site in a round-robin manner.
- B. Files are stored to the SCP site and the FTP site simultaneously.
- C. Files are stored to any site as selected by Junos internally.
- D. Files are stored to the SCP site but if the transfer fails, then to the FTP site.
Answer : D
Question 5
What are two types of transit traffic that traverse the forwarding plane of a Layer 3 router? (Choose two.)
- A. exception traffic
- B. broadcast traffic
- C. unicast traffic
- D. multicast traffic
Answer : CD
Question 6
When considering routing tables and forwarding tables, which two statements are correct? (Choose two.)
- A. The routing table is used by the RE to select the best route.
- B. The routing table stores all routes and prefixes from all protocols.
- C. The forwarding table stores all routes and prefixes from all protocols.
- D. The forwarding table is used by the RE to select the best route.
Answer : AB
Question 7
Click the Exhibit button.
Referring to the exhibit, what should be configured on R1 to advertise a default static route into OSPF?
- A. a firewall filter
- B. a routing policy
- C. a loopback interface
- D. a management interface
Answer : B
Question 8
What are two functions of the routing protocol daemon (rpd)? (Choose two.)
- A. It creates forwarding tables.
- B. It provides access to the CLI.
- C. It maintains routing tables.
- D. It generates chassis alarms.
Answer : AC
Question 9
What is the protocol data unit (PDU) of the Data Link Layer?
- A. segment
- B. byte
- C. bit
- D. frame
Answer : D
Question 10
By default, how does the PFE manage unicast traffic destined for an existing forwarding table entry?
- A. It sends the traffic through multiple ports toward its destination.
- B. It sends the traffic through one port toward its destination.
- C. It sends the traffic through the fxp1 interface to the RE.
- D. It sends all traffic to the control plane for further processing.
Answer : B
Question 11
You want to find out the chassis serial number of a Junos device.
Which command would display this information?
- A. show chassis environment
- B. show chassis location
- C. show chassis routing-engine
- D. show chassis hardware
Answer : D
Question 12
You have completed the initial configuration of your new Junos device. You want to be able to load this configuration at a later time.
Which action enables you to perform this task?
- A. Enter the request system reboot command.
- B. Enter the load factory-default command.
- C. Enter the request system configuration rescue save command.
- D. Enter the request system zeroize command.
Answer : A
Question 13
Click the Exhibit button.
Referring to the exhibit, which route(s) will be selected by Junos for packet forwarding?
- A. The static route will be selected.
- B. The OSPF route will be selected.
- C. The Junos OS randomly selects one route.
- D. The Junos OS selects both routes.
Answer : A
Question 14
You need to recover the root password on a Junos router without losing the current configuration settings.
Which three statements describe what you should perform in this scenario? (Choose three.)
- A. Enter and commit the new root password.
- B. Load the factory-default configuration.
- C. Hit the space bar and enter recovery when prompted.
- D. Upgrade the Junos OS to the latest version.
- E. Use a console connection to reboot the device.
Answer : ACE
Question 15
Click the Exhibit button.
Referring the exhibit, what does the highlighted number indicate?
- A. hop count is 5
- B. cost is 5
- C. metric is 5
- D. route preference is 5
Answer : A