【填空题】
31.事实表明，___是阻挠台湾问题解决的最大障碍。
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What is an example of social engineering？___
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C. gaining access to a server by using a USB stick
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【单选题】
Which type of Layer 2 attack enables the attacker to intercept traffic that is intended for one specific recipient？___
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Which about nested policy maps in a zone-based firewall is true ?___
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In which configuration do you configure the ip ospf authentication key 1 command？___
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Which statement about command authorization and security contexts is true？___
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Which command do you enter to enable authentication for OSPF on an interface？___
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What feature defines a campus area network？___
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Which type of attack most commonly involves a direct attack on a network？___
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What information does the key length provide in an encryption algorithm?___
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How do you verify TaCACS+ connectivity to a device？___
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When is the default deny all policy an exception in zone-based firewalls？___
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.If an access port is assigned as an isolated port in a PVLAN， which network ports can it communicate with？___
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Which command do you enter to verify that a vpn connection is established between two endpoints and that the connection is passing traffic？ ___
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which type of Pvlan port allows communication from all port types？___
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Which command do you enter to configure your firewall to conceal internal addresses？___
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【单选题】
Which feature defines a campus area network？ ___
A. It has a limited number of segments.
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What technology can you use to provide data confidentiality data integrity and data origin authentication on your network？___
A. IPSec
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