问题:多选题Which two media types support asynchronous transfer mode?()AT3BSONETCGigabit-EthernetDEIA/TIA-232 serial
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问题:单选题What are the usable hosts on the 200.50.12.64/26 network?()A .65 through .126B .64 through .127C .66 through .128D .65 through .127
问题:单选题What is the default protocol preference for OSPF external routes?()A 10B 15C 150D 160
问题:单选题What represents the binary equivalence of 192.168.187.201?()A 10101000 11001000 10101001 10101001B 11000000 10101100 10101011 11000101C 11000000 10101000 10111011 11001001D 11000100 10101010 10110011 11001011
问题:单选题Rewrite rules are used in which CoS scenario?()A When a single device is configured to provide differentiated services.B When multiple devices in a network are configured to use CoS to provide differentiated services.C When a device is used to connect to another autonomous system.D When CoS is used to classifiy traffic as low priority.
问题:单选题In Ethernet networks, duplex mismatches will lower performance. Which error statistics can be seen if a duplex mismatch is present?()A collisions on the full-duplex side; runts on the half-duplex sideB collisions on the full-duplex side; collisions on the half-duplex sideC collisions on the half-duplex side; framing errors on the full-duplex sideD collisions on the half-duplex side; giants on the full-duplex side
问题:单选题When is the BA Classifier engaged for identifying the forwarding class of traffic in a Juniper router?()A after a packet is identified by a multifield classifierB after the traffic passes though a shaperC prior to ingress policing of trafficD while the packet is stored in the switching fabric of the router
问题:单选题If the PFE does not have a route to the destination address of a packet, which action will be taken?()A The PFE floods the packet out of all interfaces.B The PFE drops the packet and sends a destination unreachable notification back to source device.C The PFE forwards the packet to the routing engine for further processing.D The PFE queues the packet and sends a request for a layer 3 lookup to the routing engine.
问题:多选题Which two statements regarding JUNOS architecture are correct?()AThe Routing Engine handles all exception traffic.BThe Routing Engine synchronizes the route table with the PFECThe Routing Engine is hot-pluggable.DThe Routing Engine controls the PFE
问题:多选题Which three statements are true regarding the Network Time Protocol (NTP) in JUNOS platforms?()AMD5 authentication is supported.BA client always synchronizes to a server even when the difference between the server clock and the local clock differs by a large amount.CJUNOS software can provide a primary time reference.DThe boot-server configuration allows a router to synchronize its clock when it boots up, regardless of the offset between the NTP clock source and its internal clock.EIt is useful to correlate timestamps on log files and other events for troubleshooting and forensics.
问题:单选题The interface ge-0/2/3 is located in which flexible PIC concentrator slot?()A 0B 2C 3D 4
问题:多选题Which two parameters are determined during PPP LCP negotiation?()AMRUBconnection speedCauthentication protocolDanti-replay detection
问题:单选题Which application would be suited for UDP traffic?()A Web browsingB downloading a programC streaming television showsD on-line shopping
问题:单选题Which CLI command displays error statistics for an interface in real-time?()A monitor trafficB show interfacesC monitor interfaceD show interfaces extensive
问题:单选题In which mode are users allowed to configure the device, including interfaces, protocols, user access, and system hardware properties?()A priviledged modeB configuration modeC monitoring modeD operational mode
问题:单选题Which command is a valid way to view the status of an interface?()A >show interfaces fe-0/0/0 extensiveB >show interfaces fe-0/0/0 statusC >show interfaces fe-0/0/0 health-infoD >show interfaces fe-0/0/0 verbose
问题:多选题Which two statements about subnet masks are true?()AIf a bit is turned on (1), the corresponding bit in the IP address is used for the host portion.BIf a bit is turned off (0), the corresponding bit in the IP address is used for the host portion.CIf a bit is turned on (1), the corresponding bit in the IP address is used for the network prefix.DIf a bit is turned off (0), the corresponding bit in the IP address is used for the network prefix.
问题:单选题How many IP addresses can be configured in a given interface?()A one primary and one secondary IP addressB one IP addressC as many IP addresses as you wantD one primary and multiple secondary IP addresses
问题:单选题In which routing table would you find an OSPF V2 route?()A ipv4-unicastB inet.0C inet.4D inet.ipv4
问题:单选题Which command allows viewing of only OSPF routes?()A show ip ospf routeB show ip route protocol ospfC show route protocol ospfD show ospf table