更多"Which of the following are characte"的相关试题:
[多项选择]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 network
C. It supports VLSM
D. It routes between Autonomous Systems.
E. It allows extensive control of routing updates
[多项选择]What are three characteristics of the OSPF routing protocol? （）
A. It converges quickly.
B. OSPF is a classful routing protocol.
C. It uses cost to determine the best route.
D. It uses the DUAL algorithm to determine the best route.
E. OSPF routers send the complete routing table to all directly attached routers.
F. OSPF routers discover neighbors before exchanging routing information.
[多项选择]What are two characteristics of the OSPF process identifier?（）
A. It is needed to identify a unique instance of an OSPF database.
B. It is an optional parameter only necessary if multiple OSPF processes are used.
C. It is locally significant.
D. It is globally insignificant
E. All routers in the same OSPF area must have the same process ID to exchange routing information.
[多项选择]What are some of the 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 network
C. It supports VLSM
D. It routes between Autonomous Systems.
E. It allows extensive control of routing updates
F. None of the above
[单项选择]Which of the following OSPF messages contains entire complete LSAs used during the database exchange process?（）
A. LSR
B. LSAck
C. LSU
D. DD
E. Hello
[多项选择]Which of the following OSPF commands, when used together, will put the network 192.168.10.0/24 into OSPF area 0?（）
A. Router(config-router)# network 192.168.10.0 0.0.0.255 0
B. Router(config-router)# network 192.168.10.0 0.0.0.255 area 0
C. Router(config-router)# network 192.168.10.0 255.255.255.0 area 0
D. Router(config)# router ospf 0
E. Router(config)# router ospf 1
[单项选择]Which of the following is an OSPF configuration parameter that is used on an ABR, but not on an internal router？（）
A. A virtual link to area 0.
B. OSPF summarization command.
C. default - cost extension to the area command.
D. no - summary extension to the area stub comm and.
E. None of the other alternatives apply
[单项选择]Which OSPF area type allows for the flooding of a Type 7 LSA?（）
A. stub
B. transit
C. border
D. not-so-stubby
[单项选择]One of the most important characteristics of OSPF is Multiple areas. Which statement best describes why this feature is such an important enhancement to earlier routing protocols?（）
A. The network domain, when divided into areas, allows for the use of both IANA classful addressing and private addressing.
B. The use of multiple areas allows for the use of prioritization.
C. All computation is kept within the area, with minimum communication between the areas,allowing the network to scale to larger sizes.
D. It is easier to implement security.
[多项选择]Which two of the following actions must an OSPF NSF-capable router execute after a supervisor engine switchover?（） (Choose two.)
A. Re-learn the available OSPF neighbors with neighbor relationship restart
B. Send the graceful restart message
C. Re-acquire the link state database content for the network
D. Re-learn the available OSPF neighbors without neighbor relationship restart
[单项选择]Which of the following is true about an OSPF area border router (ABR)?（）
A. The ABR must have multiple interfaces connected to the backbone areA
B. An ABR is a router with two interfaces, each connected to a different nonbackbone areA
C. The only requirement to be considered an ABR is at least one interface connected to the backbone areA
D. An ABR must have at least one interface in the backbone area plus at least one other interface in a nonbackbone areA
[单项选择]Which of the following characteristics would create the least difficulty in estimating a bond's cash flows（）
A. Variable coupon rate.
B. Put-able bond.
C. Non-callable bond.
[多项选择]Which of the following characteristics describe the BPDU Guard feature（）
A. ABPDU Guard port should only be configured on ports with PortFast enabled.
B. BPDU Guard and PortFast should not be enabled on the same port.
C. BPDU Guard is used to ensure that superior BPDUs are not received on a switch port.
D. ABPDU Guard port receiving a BPDU will go into err-disablestate.
E. ABPDU Guard port receiving a BPDU will be disabled.
F. BPDU Guard can be enabled on any switch port.
[单项选择]Which of the following characteristics is true of a PCIe x8 card?（）
A. It can use only IRQ8.
B. It uses eight memory addresses for storage of data.
C. It has eight lanes by which data is transmitted.
D. It has eight times the bandwidth of a standard PCI card.
[单项选择]Which of the following characteristics must be matched depending on the specifications of thepower grid for the country a PSU will be utilized in?（）
A. Wattage
B. Amperage
C. Resistance
D. Voltage
[单项选择]Which one of the following characteristics is true regarding the use of hubs and switches?（）
A. Hubs can have their ports be configured with VLANs
B. Using hubs is costly with regard to bandwidth availability.
C. Switches can not forward broadcasts.
D. Switches are more efficient than hubs in processing frames.
E. Switches increase the number of collision domains in the network.
[多项选择]Which of the following are characteristics of named access lists?（）
A. Individual statements in a named access list may be deleted.
B. They require a numbered range from 1000 to 1099.
C. When created, they must be specified as standard or extended.
D. They are created with the ip access-list command.
E. The entire access list must be deleted before editing.
F. They are applied with the ip name-group command.
[多项选择]Which of the following are key characteristics of PPP?（）
A. can be used over analog circuits
B. maps Layer 2 to Layer 3 address
C. encapsulates several routed protocols
D. supports IP only
E. provides error correction
