Which Cisco IOS command is used to display all the dynamic MAC address table entries on a switch?
A) show switch dynamic
B) show dynamic mac-address
C) show switch address-table
D) show mac address-table dynamic
D
Explanation: D) The Cisco IOS show mac address-table command is used to display the MAC addresses that are known by a switch, including both static and dynamic entries. The dynamic keyword can be used to display only those entries that have been dynamically learned.
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Which of the following is not true regarding the GUI?
A) The GUI provides a graphic representation of the parts of your computer. B) These days, all computers include a GUI. C) The background, icons, and other items on the screen you can click with the mouse are all parts of the GUI. D) Without GUI, all commands would be written in words rather than pictures.
What statement regarding denial-of-service (DoS) attacks is accurate?
a. A denial-of-service attack occurs when a MAC address is impersonated on the network. b. A denial-of-service attack prevents legitimate users from accessing normal network resources. c. A denial-of-service attack is generally a result of a disgruntled employee. d. A denial-of-service attack is no longer a major concern due to the increased throughput available on most networks.