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JN0-102章節(jié)練習(xí)(2019.02.05)

單項(xiàng)選擇題
Given the configuration and routing table shown in the exhibit, which routes will be advertised to OSPF neighbors because of the demo policy?（）
A. 192.168.0.0/16 only
B. 192.168.50.0/24 only
C. 192.168.50.0/24 and 192.168.51.0/24
D. 192.168.0.0/17, 192.168.50.0/24, and 192.168.51.0/24
多項(xiàng)選擇題
Which three steps are part of the root password recovery process?（）
A. Reboot the device.
B. Run the recovery script.
C. Reset the root password.
D. Reset the user passwords.
E. Load factory-default configuration.
單項(xiàng)選擇題
What is the role of route preference?（）
A. It is used as a tiebreaker when the same prefix is available through multiple protocols.
B. It is used to determine the preferred path to a given destination.
C. It is used to select the best route between multiple equal-cost paths.
D. It is used to select which routing table to use for forwarding.
單項(xiàng)選擇題
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.
單項(xiàng)選擇題
Referring to the exhibit, which statement is correct?（）
A. The packets have exceeded the time-to-live value.
B. There is a loop.
C. The asterisks indicate a response time out.
D. The asterisks indicate that the traceroute is completed.
單項(xiàng)選擇題
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
單項(xiàng)選擇題
Given the configuration shown in the exhibit, which statement is correct about traffic matching the route 10.10.10.0/24?（）
A. It will be forwarded to 192.168.100.1 using a metric of 10.
B. It will be forwarded to 192.168.100.1 using a metric of 8.
C. It will be forwarded to 192.168.200.1 using a metric of 8.
D. It will be forwarded to 192.168.200.1 using a metric of 10.
單項(xiàng)選擇題
Which command returns a list of commands in which a given keyword is used throughout the Junos hierarchies?（）
A. help topic
B. help reference
C. help apropos
D. help tip
單項(xiàng)選擇題
In which hierarchy are routing policies defined?（）
A. [edit policy-options]
B. [edit routing-options]
C. [edit forwarding-options]
D. [edit protocols]
單項(xiàng)選擇題
Which CLI command do you use to determine which files are cleanup candidates?（）
A. request system storage cleanup candidates
B. request system services storage candidates
C. request system services candidate cleanup
D. request system storage cleanup dry-run

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