單項(xiàng)選擇題Which layer of the OSI reference model is responsible for ensuring reliable end-to-end delivery of data?（）

A.Application
B.Presentation
C.Session
D.Transport
E.Network
F.Data-Link


您可能感興趣的試卷

你可能感興趣的試題

1.單項(xiàng)選擇題You download a file from an FTP site on the Internet. What is the highest layer in the OSI model used in this FTP operation?（）

A. Application
B. Presentation
C. Session
D. Transport
E. Internet
F. Data Link
G. Physical

3.單項(xiàng)選擇題You are logged into a router and with to view the layer 3 information about your neighboring Cisco routers. What IOS command gives layer 3 information for of the directly connected router interfaces?（）

A. show ip links
B. show cdp neighbor
C. show cdp neighbor detail
D. show ip clients
E. show ip route
F. None of the above

4.單項(xiàng)選擇題In the context of configuring dial-on-demand routing using ISDN, what is the purpose of the dialer-list command?（）

A. to identify valid numbers for incoming calls
B. to define the type of ISDN switch at the central office
C. to specify the list of outgoing phone numbers used by the router
D. to associate a dial configuration with a physical interface
E. to define interesting traffic that will enable the link

5.單項(xiàng)選擇題A network administrator needs to configure a router for a Frame Relay connection to a non-Cisco router. Which of the following commands will prepare the WAN interface for this connection?（）

A. Router(config-if)# encapsulation frame-relay q933a
B. Router(config-if)# encapsulation frame-relay ansi
C. Router(config-if)# encapsulation frame-relay ietf
D. Router(config-if)# encapsulation frame-relay isl
E. None of the above

最新試題

Which of the following contribute to congestion on an Ethernet network?（）

題型：多項(xiàng)選擇題

The network 172.12.0.0 needs to be divided into subnets where each subnet has the capacity of 458 IP addresses.What would be the correct subnet mask to accomplish this division keeping the number of subnets at the maximum? （）

題型：單項(xiàng)選擇題

Which statement describes the rule of split horizon?（）

題型：單項(xiàng)選擇題

A Router with a BRI/T interface will be used for an ISDN Connection what other ISDN device is required to complete this connection? （）

題型：單項(xiàng)選擇題

TestKing.com has allocated the IP add 199.144.27.0 is its network, to provide flexibility for the LAN design, a subnet mask of 255.255.255.240 has been chosen. Which of the following address can be assigned to LAN on the resulting subnets.（）

題型：多項(xiàng)選擇題

Which command is used to display the placement and direction of an IP access control list on a router?（）

題型：單項(xiàng)選擇題

Which connections allow the use of full-duplex Ethernet?（）

題型：多項(xiàng)選擇題

Which of the following options lists the steps in PPP session establishment in the correct order?（）

題型：單項(xiàng)選擇題

Which of the following correctly describe steps in the OSI data encapsulation process?（）

題型：多項(xiàng)選擇題

Five minutes after issuing the show running-config command, a technician enters the command again and notices that several access list statements have been altered. Because of this, the technician believes that the router is being configured by an unknown person through Telnet. Before changing the router passwords, the technician would like to discover if anyone is connected to the router by Telnet and stop them from making further changes.Which commands will accomplish these options?（）

題型：多項(xiàng)選擇題