最新なJuniper JN0-691問題集（135題）、真実試験の問題を全部にカバー！

質問 1：
Which two elements are preserved during a Routing Engine switchover if only GRES is enabled? (Choose two.)
A. the local interface information
B. the Network Time Protocol (NTP) process
C. the kernel information
D. the routing protocol process (rpd)
正解：A,C

質問 2：
Click the Exhibit button.
-- Exhibit -user@R1> show pfe statistics traffic Packet Forwarding Engine traffic statistics: Input packets: 47593914461368 2 pps Output packets: 28805646 3 pps Packet Forwarding Engine local traffic statistics: Local packets input : 36278104324 Local packets output : 2 Software input control plane drops : 0 Software input high drops : 0 Software input medium drops : 0 Software input low drops : 0 Software output drops : 0 Hardware input drops : 191367536738 Packet Forwarding Engine local protocol statistics: HDLC keepalives : 0 ATM OAM : 0 Frame Relay LMI : 0 PPP LCP/NCP : 0 OSPF hello : 3883169 OSPF3 hello : 0 RSVP hello : 1440704 LDP hello : 4782297 BFD : 0 IS-IS IIH : 0 LACP : 0 ARP : 765512 ETHER OAM : 0 Unknown : 1897610 Packet Forwarding Engine hardware discard statistics: Timeout : 0 Truncated key : 0 Bits to test : 0 Data error : 0 Stack underflow : 0 Stack overflow : 0 Normal discard : 191367536738 Extended discard : 0 Invalid interface : 0 Info cell drops : 191367536738 Fabric drops : 191367536738 Packet Forwarding Engine Input IPv4 Header Checksum Error and Output MTU Error
statistics: Input Checksum : 0 Output MTU : 0
-- Exhibit -
Referring to the exhibit, which counter indicates a possible denial of service attack?
A. normal discard
B. fabric drops
C. hardware input drops
D. info cell drops
正解：C

質問 3：
What information isshown in the ARP table? (Choose two.)
A. VLAN names
B. interfaces
C. VLAN IDs
D. MAC addresses
正解：B,D

質問 4：
Which statement is correct about Layer 2 interfaces and their default behaviors?
A. Access interfaces can transmit VLAN tagged and untagged traffic.
B. Trunk interfaces can transmit untagged traffic.
C. Trunk interfaces can participate in multiple VLANs.
D. Access interfaces can receive VLAN tagged traffic.
正解：C

質問 5：
Which process is responsible for managing interface devices on the system?
A. management daemon
B. device control daemon
C. chassis daemon
D. routing protocol process
正解：B

質問 6：
An engineer upgraded a router to an incorrect version of the Junos OS and performed the system snapshot function.
Which two actions would return the system to the original version? (Choose two.)
A. Reboot the router using the secondary media and perform a system snapshot.
B. Downgrade to the correct Junos OS version and perform a system snapshot.
C. Reboot the router using the primary media and perform a system snapshot.
D. Rollback the Junos OS version and perform a system snapshot.
正解：A,B

質問 7：
Which two statements are true about the Junos chassis daemon? (Choose two.)
A. Theshow log chassisdcommand allows you to view chassis related events.
B. You can parse the chassis daemon log to view the details and time lines for hardware events that have occurred.
C. Theshow log dcdcommand allows you to view chassis related events.
D. You cannot parse the chassis daemon log to view the details andtimelines for hardware events that have occurred.
正解：A,B