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Which statement about VPLS is true？（）
A . All CE devices emulate a bridge
B . All provider devices emulate a bridge
C . Hierarchical VPLS reduces signaling overhead
D . Each PE device emulates a bridge
E . Each CE device emulates a bridge
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Which statement about OSPF ASBR summary LSA is true？（）
A . It is generated by an ASBR and indicates the reachability to an ABR located in another area.
B . It is generated by ABR and indicates the reachability to an ASBR located in another AS.
C . It is generated by ABR and indicates reachability to itself.
D . It is generated by ABR and indicates the reachability to an ASBR located in another area.
E . It is generated by ASBR and indicates the reachability to an ABR.
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Which is true about OSPF router-id?（）
A . It is used for type 1 router LSA
B . Highest IP address of the loopback is used
C . router-id needs to be matched on ospf neighbors
D . router-id is 16 bit
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Which statement is true about the command ipv6 ospf 1 area 0?（）
A . It must be issued before the network command to enable the OSPF pr ocess for IPv6.
B . It must be issued after the network command to enable the OSPF process for IPv6.
C . It must be issued in router global configuration mode to enable the OSPF process for IPv6.
D . It must be issued in interface configuration mode to ena ble the OSPF process for IPv6.
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Which two statements about route redistribution when implementing OSPF are true?（）
A . Routes learned using any IP routing protocol can only be redistributed into non IP routing protocols.
B . OSPF can import routes learned using EIGRP, RIP, and IS - IS.
C . OSPF routes cannot be exported into EIGRP, RIP, an d IS - IS.
D . At the interdomain level, OSPF cannot import routes learned using BGP.
E . OSPF routes can be exported into BGP.
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Which three statements about OSPF areas are true?（）
A . Areas introduce a boundary on the link - state updates.
B . Areas are logical definitions specific to any given router.
C . All routers within an area have the exact link - state database.
D . The calculation of the Dijkstra algorithm on a router is limited to changes within an area.
E . The area designated router will always have a priority of 0.
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Which three statements are correct about the differences in IS - IS and OSPF?（）
A . IS - IS is more CPU - intensive than is OSPF
B . For greater fine tuning there are more IS - IS timers
C . IS - IS LSP con tains TLV fields and OSPF LSU contains the LSAs
D . New additions to the protocol are easily implemented in OSPF but not with IS - IS
E . OSPF has more area types than does IS - IS
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Which one of these statements is true of OSPF type 5 LSAs？（）
A . They are used to summarize area routes to other areas.
B . They are used in not-so-stubby areas to propagate external routes.
C . They are used to notify areas of the ASBR.
D . They are flooded to all areas except stub areas （external route）.
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Which one of these statements is true of OSPF type 5 LSAs？ （）
A . They are used to summarize area routes to other areas.
B . They are used in not-so-stubby areas to propagate external routes.
C . They are used to notify areas of the ASBR.
D . They are flooded to all areas except stub areas （external route）.
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Which statement best describes OSPF external LSAs （type 5）？（）
A . OSPF external LSAs are automatically flooded into all OSPF areas， unlike type 7 LSAs， which require that redistribution be configured.
B . External LSAs （type 5） are automatically changed to type 1 LSAs at ASBRs.
C . Type 5 LSAs are route summaries describing routes to networks outside the OSPF Autonomous System.
D . External network LSAs （type 5） redistributed from other routing protocols into OSPF are not permitted to flood into a stub area.
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Which statement about NPIV is true？（）
A . NPIV provides a means to assign multiple Fibre Channel IDs to a single N-port.
B . NPIV can be enabled on a per-VSAN basis.
C . NPIV requires a "write erase" and then reload the switch in order to come up into NPIV mode.
D . NPIV is a Cisco proprietary feature and as such works only between two Cisco switches.
E . NPIV must not be enabled on a switch that is also running N-port virtualization.
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Which two statements about OSPF IPv6 routing are true？（）
A . It requires OSPF version 3.
B . automatically detects neighbors over NHMA interfaces
C . It supports encryption using
D . It uses LSA type 9
E . It uses LSA type 8
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Which statement about RIPng is true?（）
A . RIPng allows for routes with up to 30 hops.
B . RIPng is enabled on each interface separately.
C . RIPng uses broadcasts to exchange routes.
D . There can be only one RIPng process per router.
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Which statements describe the routing protocol OSPF?（）
A . It supports VLSM.
B . It is used to route between autonomous systems.
C . It confines network instability to one area of the network.
D . It increases routing overhead on the network.
E . It allows extensive control of routing updates.
F . It is simpler to configure than RIP v2.
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Which three statements about OSPF partial SPF are true？（）
A . If it is triggered by Type 4， all Type 4 LSAs that announce a certain ASBR and all Type 5 and 7 LSAs are processed
B . If it is triggered by Types 5 and 7， all Type 5 and 7 LSAs that contribute to a certain destination are processed.
C . If it is triggered by Type 2， all Type 2 LSAs that contribute to a certain destination are processed.
D . If it is triggered by the change of Type 3， 4， 5， and 7 LSAs.
E . If it is triggered by the change of Type 2， 3， 5， and 7 LSA
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Which statement is true about vishing？（）
A . Influencing users to forward a call to a toll number （for example， a long distance or international number）
B . Influencing users to provide personal information over a web page
C . Using an inside facilitator to intentionally forward a call to a toll number （for example， a long distance orinternational number）
D . Influencing users to provide personal information over the phone
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Which statements about inheritance are true？（）
A . In Java programming language only allows single inheritance.
B . In Java programming language allows a class to implement only one interface.
C . In Java programming language a class cannot extend a class and implement a interface together.
D . In Java programming language single inheritance makes code more reliable.
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Which statements are true about checkpointing（）
A . The checkpoint frequency decreases with the smaller redo log file size.
B . It ensures that all committed data is written to the data files during normal shutdown.
C . The frequent full checkpoint in a database can cause the overall degradation of the database performance.
D . It prompts the Checkpoint （CKPT） process to write data to the data files and redo information to the onlineredo log file
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Refer to the exhibit. OSPF has been configured on all routers in the network and Area 1 has been configured as a NSSA. Which statement is true about the NSSA Area 1？（）https://assets.asklib.com/images/image2/2018073011483760789.jpg
A . Only redistributed RIP routes will appear in Area 1. They will be advertised via t ype 7 LSAs
B . No redistributed routes can appear in Area 1, only summary routes
C . Redistributed RIP and IGRP routes will appear in Area 1. They will be advertised via type 5 LSAs
D . Only redistributed IGRP routes will appear in Area 1. They will be advertised via type 7 LSA
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Which statements describe the routing protocol OSPF？（）
A . It supports VLSM.
B . It is used to route between autonomous systems.
C . It confines network instability to one area of the network.
D . It increases routing overhead on the network.
E . It allows extensive control of routing updates.
F . It is simpler to configure than RIP v2.
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A switch has been configured with two vlans and is connected to a router with a trunk for inter-vlan routing.OSPF has been configured on the router，as the routing protocol for the network.Which statement about thisnetwork is true？（）
A . For the two vlans to communicate，a network statement for the trunk interface needs to be added to the OSPF configuration.
B . For the two vlans to communicate， a network statement for each subinterface needs to be added to the OSPF configuration.
C . Direct inter-vlan communication does not require OSPF
D . OSPF cannot be used if router-on-a-stick is configured on the router
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Which of following statements about intercultural ...
Which of following statements about intercultural and international business are true？
A.With some awareness of it, business people are able to understand the norms, customs, values and beliefs of another culture.
B.It mainly focuses on business trade between companies from different countries or cultures.
C.It chiefly concerns how people from different countries or cultures communicate with each other.
D.In the communication related to it, business people are supposed to adapt themselves to such a context and environment.
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Which statement about gluconeogenesis is FALSE（）
A．For starting materials, it can use carbon skeletons derived from certain amino acids
B．It consists entirely of the reactions of glycolysis, operating in the reverse direction
C．It employs the enzyme glucose 6-phosphatase
D．It is one of the ways that mammals maintain normal blood glucose levels
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Which statement about ethanol is correct（）
A．AIt burns in air to form ethene and water
B．BIt is prepared from ethene by fermentation
C．CIt is prepared from glucose in an addition reaction
D．DIt is the only product when ethene reacts with steam
