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多选题 You have a class B network with a 255.255.255.0 mask. Which of the statements below are true of this network?()

A

There are 254 usable subnets.

B

There are 256 usable hosts per subnet.

C

There are 50 usable subnets.

D

There are 254 usable hosts per subnet.

E

There are 24 usable hosts per subnet.

F

There is one usable network.

单选题 After logging into a router and typing in a few show commands, you press the up arrow key. What will this do?()

A

It will recall the previous command line

B

It will move the cursor one line up

C

It will redisplay the current command line

D

It will capitalize the command line

E

None of the above

多选题 The following configuration command was entered into a router:ip route 172.16.3.0 255.255.255.0 192.168.2.4 Which of the following statements are true regarding this configuration change?()

A

The default administrative distance is used.

B

The command is used to establish a static route.

C

The command is used to configure the router interfaces.

D

The command is used to establish a stub network.

E

The subnet mask for the source address is 255.255.255.0

多选题 You have been asked to configure a default route. Which of the IOS commands mentioned below will accomplish this task?()

A

LTD(config)# ip route 0.0.0.0 0.0.0.0 192.168.15.36

B

LTD(config)# ip route 0.0.0.0 192.168.15.36 255.255.255.255

C

LTD# ip default-network 0.0.0.0 192.168.15.36 255.255.255.255

D

LTD(config)# ip route 0.0.0.0 0.0.0.0 E0

E

LTD(config)# ip route 0.0.0.0 255.255.255.255 S0

F

LTD(config-router)# ip route 255.255.255.255 0.0.0.0 192.168.15.36

多选题 There are 2 switches in the Testking LAN, with no routers. Ports 1, 2 & 3 are assigned to VLAN 1 in switch 1 and 2 and ports 4, 5 & 6 are assigned to VLAN 2 in both switches. These two switches are connected together via a trunked link. Which of the conditions below would verify trunk and VLAN operation?()

A

Host 1 on VLAN 1 can ping Host 2 on VLAN 1

B

Host 1 on VLAN 1 can ping Host 4 on VLAN 2

C

Host 1 on VLAN 1 can not ping Host 2 on VLAN 1

D

Host 4 on VLAN 2 can not ping Host 1 on VLAN 1

E

Host 4 on VLAN 2 can ping Host 2 on VLAN 2

多选题 Refer to Topic TestKing.com in iPAD document.Which ports on TestKing3 are operating as trunks?()

A

Fa0/1

B

Fa0/3

C

Fa0/4

D

Fa0/6

E

Fa0/9

F

Fa0/12

多选题 Which of the following are actual varieties of network crosstalk?()

A

near-end crosstalk(NEXT)

B

middle open-end crosstalk(MOEXT)

C

power sum near-end crosstalk(PSNEXT)

D

jitterry crosstalk(JEXT)

E

far end crosstalk(FEXT)

多选题 An administrator is configuring a Catalyst switch with VLAN information that must be automatically distributed to other Catalyst switches in the network. What conditions must be met in order for the VLANs configured on this switch to be automatically configured on the other switches?()

A

The switch that will share its VLAN configuration must be in VTP server mode.

B

The switches must be in the same VTP domain.

C

The switch that will share the VLAN information must be configured as the root bridge.

D

The switches must be connected over VLAN trunks.

E

The switches must be configured to use the same STP version.

F

The switches must have VTP pruning activated.

多选题 On the Hong Kong router an access list is needed that will accomplish the following:1. Allow a Telnet connection to the HR Server through the Internet2. Allow internet HTTP traffic to access the webserver3. Block any other traffic from the internet to everything elseWhich of the following access list statements are capable of accomplishing thesethree goals?()

A

access-list 101 permit tcp any 172.17.18.252 0.0.0.0 eq 80

B

access-list 1 permit tcp any 172.17.17.252 0.0.0.0 eq 23

C

access-list 101 permit tcp 172.17.17.252 0.0.0.0 any eq 23

D

access-list 101 deny tcp any 172.17.17.252 0.0.0.0 eq 23

E

access-list 101 deny tcp any 172.17.18.252 0.0.0.0 eq 80

F

access-list 101 permit tcp any 172.17.17.252 0.0.0.0 eq 23

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