640-821 無料問題集「Cisco Introduction to Cisco Networking Technologies」

（A）IOS will issue an error message because flash memory is not large enough to hold the new image.

（B）During the copy process, the current IOS image will be erased.

（C）The current IOS image must be manually erased before IOS will allow the new image to be copied.

（D）The new IOS will be copied into flash memory and the current image will remain.

（A）10.168.11.88

（B）C3:C3:C3:C3:C3:C3

（C）B2:B2:B2:B2:B2:B2

（D）A1:A1:A1:A1:A1:A1

（E）10.168.11.65

（F）10.168.10.99

（A）172.19.20.16

（B）172.19.20.0

（C）172.19.20.15

（D）172.19.20.20

（E）172.19.20.32

（A）crossover cable

（B）V.35 cable

（C）rollover cable

（D）straight-through cable

（E）USB cable

（F）RJ-11 cable

（A）to check if the load meter file has enough space left to store the output of the debug command

（B）to verify the IOS version that is running

（C）to verify that the CPU utilization is low enough to handle the effects of a debug command

（D）to verify the amount of space in flash memory

（E）to view the number of timers that are currently in use

（A）A default gateway needs to be set on each host.

（B）A crossover cable should be used in place of the straight-through cable.

（C）The subnet masks should be set to 255.255.255.192.

（D）The subnet masks should be set to 255.255.255.0.

（E）The hosts must be reconfigured to use private IP addresses for direct connections of this type.

（F）A rollover cable should be used in place of the straight-through cable

（A）use a different source port for the session

（B）decrease the sequence number

（C）obtain a new IP address from the DHCP server

（D）decrease the window size

（E）start a new session using UDP

（A）The subnet address is 10.16.3.0 255.255.254.0.

（B）The last valid host address in the subnet is 10.16.2.254 255.255.254.0

（C）The network is not subnetted.

（D）The lowest host address in the subnet is 10.16.2.1 255.255.254.0.

（E）The broadcast address of the subnet is 10.16.3.255 255.255.254.0.