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For the URL is htpt://www.abcd. com:8080/news/education. aspx?name=tom &age=20, which option is path?

A.

htttp://www.abcd. com:8080/news/education. aspx

B.

htttp://www.abcd. com:8080,te

C.

/news/education. aspx

D.

/news/education. aspx?name=tom&age=20

Part of the reason why the APT attack becomes difficult to defend is that it uses the vulnerabilities to attack. This kind of zero-day hole usually requires flowers

A lot of time to research and analyze and produce corresponding defense methods.

A.

True

B.

False

Which of the following types of attacks are DDoS attacks? 2I

A.

Single packet attack

B.

Floating child attack

C.

Malformed message attack

D.

Snooping scan attack

Which of the following options are right 802. 1X The description of the access process is correct? (Multiple choice).

A.

Through the entire authentication process, the terminal passes EAP The message exchanges information with the server.

B.

Terminal and 802.1X Switch EAP Message interaction,802.1X Switch and server use Radius Message exchange information

C.

802.1X Authentication does not require security policy checks.

D.

use MD5 The algorithm checks the information.

Which of the following series of devices does not support the function of accompanying business?

A.

S5720HI Series Switch:

B.

AR Series router

C.

USG6000 Series firewall

D.

SVN5600 series

An enterprise administrator configures a Web reputation website in the form of a domain name, and configures the domain name as www. abc; example. com. .

Which of the following is the entry that the firewall will match when looking up the website URL?

A.

example

B.

www. abc. example. com

C.

www.abc. example

D.

example. com

For SYIN Flood attacks, TCP source authentication and TCP proxy can be used for defense. Which of the following descriptions is correct?

A.

TCP proxy means that the firewall is deployed between the client and the server. When the SYI packet sent by the client to the server passes through the firewall, the

The firewall replaces the server and establishes a three-way handshake with the client. Generally used in scenarios where the back and forth paths of packets are inconsistent.

B.

During the TCP proxy process, the firewall will proxy and respond to each SYN message received, and maintain a semi-connection, so when the SYN message is

When the document flow is heavy, the performance requirements of the firewall are often high.

C.

TCP source authentication has the restriction that the return path must be consistent, so the application of TCP proxy is not common. State "QQ: 9233

D.

TCP source authentication is added to the whitelist after the source authentication of the client is passed, and the SYN packet of this source still needs to be verified in the future.

There is a three-layer forwarding device between the authentication client and the admission control device:If at this time Portal The certified three-layer authentication device can also obtain the authentication client's MAC address,So you can use IP Address and MC The address serves as the information to identify the user.

A.

True

B.

False

Malicious code usually uses RootKit technology in order to hide itself. RootKit modifies the kernel of the system by loading a special driver.

To hide itself and the role of designated files.

A.

True

B.

False

Which of the following statement is correct about Policy Center system client function?

A.

NAC Agent support MAC account login.

B.

Web page login for authentication and can perform checks Strategy.

C.

Web Agent login for identity certification and security certification.

D.

NAC Agent cannot be installed on Windows Vista operating system.