Which two are characteristics of the Transfer Object design pattern？（）A、It reduces network traffic by collapsing multiple remote requests into one.B、It increases the complexity of the remote interface by removing coarse-grained methods.C、It increases the complexity of the design due to remote synchronization and version control issues.D、It increases network performance introducing multiple fine-grained remote requests which return verysmall amounts of data.
Which two are characteristics of the Transfer Object design pattern？（）
- A、It reduces network traffic by collapsing multiple remote requests into one.
- B、It increases the complexity of the remote interface by removing coarse-grained methods.
- C、It increases the complexity of the design due to remote synchronization and version control issues.
- D、It increases network performance introducing multiple fine-grained remote requests which return verysmall amounts of data.
相关考题：
Which two statements are true about the relationship between static NAT and proxy ARP? ()(Choose two.) A. It is necessary to forward ARP requests to remote hosts.B. It is necessary when translated traffic belongs to the same subnet as the ingress interface.C. It is not automatic and you must configure it.D. It is enabled by default and you do not need to configure it.
Which two of these are characteristics of an IPS device?() A. passively listens to network trafficB. is an active device in the traffic pathC. has a permissive interface that is used to monitor networksD. traffic arrives on one IPS interface and exits on another
What are two benefits of using a single OSPF area network design?() A.it reduces the number of required OSPF neighbor adjacenciesB.It reduces the types of LSAs that are generatedC.It is less CPU intensive for routers in the single areaD.It increases LSA response times.E.It removes the need for virtual links
Which two of these are characteristics of an IPS device？（）A、 passively listens to network trafficB、 is an active device in the traffic pathC、 has a permissive interface that is used to monitor networksD、 traffic arrives on one IPS interface and exits on another
Which two of these are characteristics of an IDS sensor？（）A、passively listens to network trafficB、is an active device in the traffic pathC、has a permissive interface that is used to monitor networksD、traffic arrives on one IDS interface and exits on anotherE、has a promiscuous interface that is used to monitor the network
What are two benefits of using a single OSPF area network design?（）A、it reduces the number of required OSPF neighbor adjacenciesB、It reduces the types of LSAs that are generatedC、It is less CPU intensive for routers in the single areaD、It increases LSA response times.E、It removes the need for virtual links
Which is characteristic of the Business Delegate pattern？（）A、 It decreases complexity by removing a layer of proxy classes.B、 It reduces coupling between tiers by hiding implementation details.C、 It decreases performance due to the lack of caching of remote data.D、 It forces business-tier expectations to be dealt with in the presentation-tier.
In an n-tier application， which two invocations are typically remote， not local？（）A、JSP to Transfer ObjectB、Service Locator to JNDIC、Controller to request objectD、Transfer Object to Entity BeanE、Controller to Business Delegate
Which two are characteristics of the Service Locator pattern？（）A、It encapsulates component lookup procedures.B、It increases source code duplication and decreases reuse.C、It improves client performance by caching context and factory objects.D、It degrades network performance due to increased access to distributed lookup services.
A Company.com developer is designing a multi-tier web application and discovers a need to hide the details of establishing and maintaining remote communications from the client. In addition， because the business and resource tiers are distributed， the application needs to minimize the inter-tier network traffic related to servicing client requests. Which design patterns， working together， address these issues？（）A、 Front Controller and Transfer ObjectB、 Front Controller and Service LocatorC、 Business Delegate and Transfer ObjectD、 Business delegate and Intercepting FilterE、 Model-View-Controller and Intercepting Filter
Which two are advantages of static routing when compared to dynamic routing？（）A、Security increases because only the network administrator may change the routing tables.B、Configuration complexity decreases as network size increases.C、Routing updates are automatically sent to neighbors.D、Route summarization iscompued automatically by the router.E、Routing traffic load is reduced when used in stub network linksF、An efficient algorithm is used to build routing tables，using automatic updates.G、Routing tables adapt automatically to topology changes.
Which two are NOT characteristics of the OSPF routing protocol?（）A、It confines network instability to a single area of network.B、It increases the routing overhead of the networkC、It supports VLSMD、It routes between Autonomous Systems.E、It allows extensive control of routing updates
Which two are advantages of static routing when compared to dynamic routing?（）A、Security increases because only the network administrator may change the routing tables.B、Configuration complexity decreases as network size increases.C、Routing updates are automatically sent to neighbors.D、Route summarization iscompued automatically by the router.E、Routing traffic load is reduced when used in stub network links.F、An efficient algorithm is used to build routing tables,using automatic updates.G、Routing tables adapt automatically to topology changes.
A developer is designing a web application that makes many fine-grained remote data requests for each client request. During testing， the developer discovers that the volume of remote requests significantly degrades performance of the application. Which design pattern provides a solution for this problem？（）A、 FlyweightB、 Transfer ObjectC、 Service LocatorD、 Dispatcher ViewE、 Business DelegateF、 Model-View-Controller
A developer is designing a web application that makes many fine-grained remote data requests for eachclient request. During testing， the developer discovers that the volume of remote requests significantlydegrades performance of the application. Which design pattern provides a solution for this problem？（）A、FlyweightB、Transfer ObjectC、Service LocatorD、Dispatcher ViewE、Business DelegateF、Model-View-Controller
Which the two are characteristics of the Service Locator pattern？（）A、 It encapsulates component lookup proceduresB、 It increases source code duplication and decreases reuseC、 It improves client performance by caching context and factory objectsD、 It degrades network performance due to increased access to distributed lookup services
Which two are characteristics of the Front Controller pattern？（）A、It simplifies remote interfaces to distributed objects.B、It promotes cleaner application partitioning and encourages reuse.C、It provides an initial point of contact for handling all related requests.D、It reduces maintainability due to the increased complexity of the design.E、It provides loosely coupled handlers that can be combined in various permutations.
单选题A developer is designing a web application that makes many fine-grained remote data requests for each client request. During testing， the developer discovers that the volume of remote requests significantly degrades performance of the application. Which design pattern provides a solution for this problem？（）A FlyweightB Transfer ObjectC Service LocatorD Dispatcher ViewE Business DelegateF Model-View-Controller
多选题Which two of these are characteristics of an IDS sensor？（）Apassively listens to network trafficBis an active device in the traffic pathChas a permissive interface that is used to monitor networksDtraffic arrives on one IDS interface and exits on anotherEhas a promiscuous interface that is used to monitor the network
多选题Which the two are characteristics of the Service Locator pattern？（）AIt encapsulates component lookup proceduresBIt increases source code duplication and decreases reuseCIt improves client performance by caching context and factory objectsDIt degrades network performance due to increased access to distributed lookup services
多选题In an n-tier application， which two invocations are typically remote， not local？（）AJSP to Transfer ObjectBService Locator to JNDICController to request objectDTransfer Object to Entity BeanEController to Business Delegate
多选题Which two are characteristics of the Transfer Object design pattern？（）AIt reduces network traffic by collapsing multiple remote requests into one.BIt increases the complexity of the remote interface by removing coarse-grained methods.CIt increases the complexity of the design due to remote synchronization and version control issues.DIt increases network performance introducing multiple fine-grained remote requests which return verysmall amounts of data.
多选题Which two are characteristics of the Service Locator pattern？（）AIt encapsulates component lookup procedures.BIt increases source code duplication and decreases reuse.CIt improves client performance by caching context and factory objects.DIt degrades network performance due to increased access to distributed lookup services.
多选题Which two of these are characteristics of an IPS device？（）Apassively listens to network trafficBis an active device in the traffic pathChas a permissive interface that is used to monitor networksDtraffic arrives on one IPS interface and exits on another
单选题Which is characteristic of the Business Delegate pattern？（）A It decreases complexity by removing a layer of proxy classes.B It reduces coupling between tiers by hiding implementation details.C It decreases performance due to the lack of caching of remote data.D It forces business-tier expectations to be dealt with in the presentation-tier.
单选题A developer is designing a web application that makes many fine-grained remote data requests for eachclient request. During testing， the developer discovers that the volume of remote requests significantlydegrades performance of the application. Which design pattern provides a solution for this problem？（）AFlyweightBTransfer ObjectCService LocatorDDispatcher ViewEBusiness DelegateFModel-View-Controller
多选题Which two are characteristics of the Front Controller pattern？（）AIt simplifies remote interfaces to distributed objects.BIt promotes cleaner application partitioning and encourages reuse.CIt provides an initial point of contact for handling all related requests.DIt reduces maintainability due to the increased complexity of the design.EIt provides loosely coupled handlers that can be combined in various permutations.