Juniper Junos Troubleshooting 認定 JN0-690 試験問題:
1. Which operational CLI command would you use to display information about the system and software processes?
A) show system
B) show chassis
C) show route
D) show cli
2. Given the example shown below:
Emergency boot media > flash disk > _____
What is missing from the default boot list?
A) USB
B) hard disk
C) PCMCIA card
D) LAN
3. Which three statements are correct about rpd related troubleshooting on devices running the Junos OS? (Choose three.)
A) A possible method to troubleshoot rpd scheduler slips is to temporarily enable task accounting.
B) A possible cause for an overworked rpd is excessive protocol tracing.
C) A log for rpd scheduler slip is a common, harmless syslog and can be ignored.
D) A log for rpd scheduler slip is an indication of something that should be investigated and resolved.
E) Excessive protocol tracing can never be a cause for an overworked rpd.
4. Two neighboring routers running OSPF were configured with the same router ID by mistake.
Which OSPF operational mode command would report the number of hello packets received with the local router's router ID?
A) show ospf io-statistics
B) show ospf route
C) show ospf statistics
D) show ospf log
5. You suspect that your router is missing the .0/24 routes for your local network. You first want to look for the routes on the control plane before troubleshooting the data plane.
Which operational mode command should you issue?
A) show route flow validation table
B) show arp
C) show route
D) show route forwarding-table
質問と回答:
質問 # 1 正解: A | 質問 # 2 正解: B | 質問 # 3 正解: A、B、D | 質問 # 4 正解: C | 質問 # 5 正解: C |