301-350.txt

用jsp编的一个网络程序

Answer: D

325. Which configuration task must you complete if a remote Frame Relay Router does not support
Inverse ARP?
A. Configure static maps.
B. Define an IP address.
C. Disable DHCP on the Frame Relay router.
D. Configure a static route to the remote network.

Answer: A

326. You are configuring a Frame Relay Router with subinterfaces on interface Serial 0. Which
subinterface number could you use for this configuration?
A. 1 and 2.
B. 0.2 and 0.3
C. 1 and 1.1
D. 0.1a and 0.1b.

Answer: B

327. What is the total bandwidth of all channels on a BRI circuit?
A. 54 kps
B. 64 kps
C. 112 kps
D. 128 kps
E. 144 kps

Answer: E

328. Company XYZ has an employee that works out of the home. The employee runs big
client-server applications and must quickly transfer large files. The company wants the best cost/benefit on
this connection. What would be the most practical solution?
A. An ISDN basic rate interface (BRI) connection to the users home.
B. A dedicated T1 connection to the users home.
C. A dedicated Frame Relay connection to the users home.
D. A standard 28.8 analogue dial up connection to the users home

Answer: A

329. Which three pieces of CDP information about neighboring routers are displayed on your
console terminal? (Choose three)
A. The neighboring router’s host name.
B. The neighboring router’s hardware platform.
C. Up to one address for each protocol supported.
D. Up to two addresses for each protocol supported.
E. As many addresses as are configured for each protocol supported.

Answer: A B C

330. Which statement about the flow control function of TCP is True?
A. TCP makes no effort to check for lost or duplicate data packets.
B. The application layer must sequence data packets when using TCP.
C. TCP controls the flow of UDP data through negative acknowledgements NAK.
D. TCP is a connection-oriented protocol that acknowledges receipt of data packets and is considered
reliable.

Answer: D

331. Which command sets IGRP as the routing protocol for autonomous system 100?
A. Router(config)# igrp 100
B. Router(config)# network 100
C. Router(config)# router igrp 100
D. Router(config)# enable igrp 100

Answer: C

332. What is the protocol and what is the second part of the following network address?
255.255.255.255
A. IP, a flooded broadcast.
B. IP, a directed broadcast.
C. IPX, a flooded broadcast.
D. IPX, a remote directed broadcast.

Answer: A

333. Which three protocols exactly match their transport layer functions? (Choose three)
A. Route selection-IP
B. Sliding window-UDP
C. Well known ports-IP
D. Route validation-ICMP
E. Connection oriented-TCP/IP
F. Three way handshake TCP/IP
G. No acknowledgement-UDP

Answer: E F G

334. In which two modes can the ICMP ping command be used? (Choose two)
A. User.
B. Privileged.
C. Global Configuration.
D. Interface Configuration.

Answer: A B

335. Which two IPX encapsulation names are correctly paired with the Cisco IOS encapsulation
names?(Choose two)
A. Ethernet_II-ARPA
B. Ethernet_802.3-SAP
C. Ethernet_802.2-LLLC
D. Ethernet_SNAP-SNAP

Answer: A D

336. What is the result of using hierarchical addressing framework?
A. Increase availability of addresses.
B. Decrease distance between routers.
C. Increase router memory requirements.
D. No need to maintain routing information.

Answer: A

337. What is the link state routing protocol in the TCP/IP protocol stack?
A. IP
B. IS-IS
C. NLSP
D. OSPF
E. RIP ver 2

Answer: D

338. You have powered on a new router and you want to create an initial configuration. Which mode
should you use?
A. Copy mode.
B. User mode.
C. Setup mode.
D. Startup mode.

Answer: C

339. What are the generic parts of a network layer address?
A. An internetnetwork number and a URL .
B. A vendor code and a serial number.
C. A network number and host number.
D. A broadcast number and unicast number.
E. A domain identifier and a device identifier.

Answer: C

340. Which statement about switched and routed data flow is correct?
A. Switches create a single collision domain and a single broadcast domain. Routers provide separate
broadcast domains.
B. Switches create separate collision domains but a single broadcast domain. Routers provide a
separate broadcast domains.
C. Switches create a single collision domain and a separate broadcast domain. Router provides a
separate broadcast domain as well.
D. Switches create separate collision domains and separate broadcast domains. Routers provide
separate collision domains.

Answer: B

341. Given the following IP address from the class C address range 192.168.21.12 your network plan
needs addresses for twenty-eight small offices. Each office uses its own subnet. The network designs
specify that you configure for 5 bits of subnetting when you configure for this in the Cisco IOS software.
Which subnet mask should you use?
A. 255.255.0.28
B. 255.255.255.0
C. 255.255.255.28
D. 255.255.255.248
E. 255.255.255.252

Answer: D

342. What was the key reason the International Organization for Standardization released the OSI
model?
A. Users could access network server faster.
B. Different vendors networks could work with each other.
C. The industry could create a standard for how computers work.
D. The network administrator could increase the overall speed of their network.

Answer: B

343. Each department has its own file server and the company has an enterprise server that is shared
by all departments. What does a network administrator use to provide a secure separation between
the management and sales department?
A. Bridge between management and sites.
B. Routers to provide the most secure segmentation.
C. A hub to provide the ease of management and a satisfactory alternative for the network security.
D. An Ethernet switch to secure separation through programming the access list of each port of the
switch.

Answer: B

344. Which one method for transporting frames through a switch which checks the destination
address in the frame header immediately begins forwarding the frame. What is this frame transmission
method called?
A. CSMA/CD
B. FULL DUPLEX
C. CUT THROUGH
D. HALF DUPLEX
E. FRAGMENTATION
F. STORE AND FORWARD

Answer: C

345. Which two physical interfaces does PPP support? (Choose two)
A. Ethernet
B. Token Ring
C. Synchronous Serial
D. Asynchronous Serial

Answer: C D

346. What is a disadvantage of using a connection-oriented protocol such as TCP?
A. Packet acknowledgement may add overhead.
B. Packets are not tagged with sequence numbers.
C. Loss or duplication of data packets is more likely to occur.
D. The application layer must assume responsibility for correct sequencing of the data packets.

Answer: A

347. Which two statements about enabling the Novell IPX protocol on a router are true?
A. NLSP supports primary and secondary network.
B. You can apply a maximum of one input filter and one output filter per interface
C. You can configure multiple IPX networks on any supported interface as long as
each network uses a distinct encapsulation type.
D. A logical network on an interface is considered to be a secondary network as long
as you include the keyword secondary in the command.
E. Because subinterfaces are logical entities of a physical interface,any interface
configuration paramenters that you specify.on an individual subinterface are
applied to all subinterfaces for a given interface.

Answer: C D

348. Which of the following are true concerning distance vector and link state routing
protocols? (Choose two.)
A. Distance vector protocols send the entire routing table to directly connected neighbors.
B. Link state protocols send the entire routing table to all routers in the network.
C. Distance vector protocols send updates about directly connected neighbors to all networks
listed in the routing table.
D. Link state protocols send updates containing the state of their own links to all other routers
on the network.

Answer: A D

349. Which Layer 2 component connects the network media to the host?
A. hub
B. switch
C. bridge
D. NIC
E. transceiver

Answer: D

350. Enter the command to start IP, RIP version1 routing on a Cisco router?
A. Router rip

Answer: A