單項(xiàng)選擇題How are VTP advertisements delivered to switches across the network?()

A. anycast frames
B. multicast frames
C. broadcast frames
D. unicast frames


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1.單項(xiàng)選擇題Which pairing reflects a correct protocol-and-metric relationship?()

A. OSPF and mumber of hops and reliability
B. EIGRP and link cost
C. IS-IS and delay and reliability
D. RIPv2 and number of hops

3.單項(xiàng)選擇題Which Cisco IOS diagnostics command can disrupt the operation of a router under high-load conditions?()

A. show running-config
B. show processes cpu
C. debug all
D. logging host ip address

4.單項(xiàng)選擇題Which command encrypts all plaintext passwords?()

A. Router(config)#password-encryption
B. Router(config)#service password-encryption
C. Router#service password-encryption
D. Router# password-encryption

5.單項(xiàng)選擇題Which encapsulation type is a Frame Relay encapsulation type that is supported by Cisco routers?()

A. IETF
B. HDLC
C. Q9333-A Annex A
D. ANSI Annex D

6.單項(xiàng)選擇題What is the default administrative distance of OSPF?()

A. 120
B. 100
C. 90
D. 110

8.單項(xiàng)選擇題Which statement is true, as relates to classful or classless routing?()

A. Automatic summarization at classful boundries can cause problems on discontinuous subnets
B. EIGRP and OSPF are classful routing protocols and summarize routes by default
C. RIPv1 and OSPF are classless routing protocols
D. Classful routing protocols send the subnet mask in routing updates

9.單項(xiàng)選擇題Which device might be installed at a branch office to enable and manage an IPsec site-to-site VPN?()

A. Cisco IOS IPsec/SSL VPN client
B. Cisco VPN Clinet
C. ISDN terminal adapter
D. Cisco Adaptive Security Appliance

10.單項(xiàng)選擇題At which layer of the OSI model is RSTP used to prevent loops?()

A. data link
B. network
C. physical
D. transport

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Which command encrypts all plaintext passwords?()

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Which protocol reduces administrative overhead in a switched network by allowing the configuration of a new VLAN to be distributed to all the switches in a domain?()

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