当前分类： JN0-102
问题：What information does the help reference command provide?（）...
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问题：单选题The IP address 192.168.100.1 belongs to which class of IP address space?（）A Class AB Class BC Class CD Class D...
问题：单选题What does the command show compare rollback 1 display?（）A the difference between the current candidate configuration and the candidate configuration from one commit agoB the difference between the current active configuration and the current candidate ...
问题：When using keyboard shortcuts, which keystroke combination a...
问题：单选题Which statement is true regarding the Junos OS?（）A All platforms running the Junos OS use the same source code baseB All platforms running the Junos OS use the same PFEC All platforms running the Junos OS use a hard drive to optimize syslog data storag...
问题：单选题Which layer in the TCP/IP model is responsible for delivering packets to their destination?（）A Application LayerB Transport LayerC Internet LayerD Network Access Layer...
问题：单选题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 ...
问题：单选题Which statement is correct about the forwarding table?（）A The forwarding table is stored only on the PFEB The forwarding table contains all known routesC The forwarding table is stored on both the RE and PFED The forwarding table is stored only on the ...
问题：单选题Which statement is true about logical units?（）A Logical units are similar to VLANs used by other vendors.B A logical unit is required for transit interfaces.C Frame Relay encapsulation supports one logical unit.D Link speed and duplex are configured in...
问题：单选题Which command will delete the current rescue configuration?（）A user@router# system delete configuration rescueB user@router request system configuration rescue deleteC user@router# delete rescue configurationD user@router file delete rescue-configurati...
问题：多选题Which two statements are true about static routes in the Junos OS?（）AStatic routes are defined at the [edit routing-instances] hierarchy.BStatic routes must have a next hop defined.CStatic routes remain in the routing table until you remove them or unt...
问题：多选题Which two statements are true about TCP communication?（）AThe receiver acknowledges the final packet in each communications stream.BThe receiver adds sequencing numbers to the packets received.CThe sender adds sequencing numbers to the packets it sends....
问题：单选题Which CLI keyboard sequence allows you to move the cursor to the beginning of the line?（）A Ctrl+eB Ctrl+pC Ctrl+wD Ctrl+a...
问题：单选题By default, if equal-cost paths exist for the same destination, which action will the router take?（）A Drop half the traffic.B Make a copy of the traffic and send it to both destinations.C Load-balance traffic between the available paths.D Randomly sele...
问题：单选题What represents the binary equivalence of 148?（）A 10010110B 11010010C 10011100D 10010100...
问题：多选题What are three benefits of using IPv6?（）AIPv6 supports a greater level of security by integrating features that were optional add-ons in IPv4.BIPv6 reduces administrative overhead using stateless address autoconfiguration for hosts.CIPv6 eliminates the...
问题：单选题What is a valid multicast MAC address?（）A 00:90:69:9f:ea:46B ff:ff:ff:ff:ff:ffC 01:00:5e:28:12:95D 99:99:99:99:99:99...
问题：单选题There are three static routes in the routing table that need to be announced to your OSPF peers. Which method is used to accomplish this?（）A Apply an import policy to OSPF that injects the static routes into OSPFB Apply an import policy to the static r...
问题：多选题Which two statements are true regarding the role of the Routing Engine (RE)?（）AThe RE controls and monitors the chassis.BThe RE manages the Packet Forwarding Engine (PFE).CThe RE receives a copy of the forwarding table from the forwarding plane.DThe RE...
问题：多选题Which two commands allow you to return to a previous version of software on the device?（）Arequest system software addBrequest system software downgradeCrequest system software replaceDrequest system software rollback...
