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【单选题】
A network administrator wants to ensure that only the server can connect to port Fa0/1 on a Catalystswitch. The server is plugged into the switch Fa0/1 port and the network administrator is about to bring the server online. What can the administrator do to ensure that only the MAC address of the server is allowed by switch port Fa0/1? (Choose two.)A.
Configure port Fa0/1 to accept connections only from the static IP address of the server.
B.
Employ a proprietary connector type on Fa0/1 that is incompatible with other host connectors.
C.
Configure port security on Fa0/1 to reject traffic with a source MAC address other than that of the server.
D.
Configure an access list on the switch to deny server traffic from entering any port other than Fa0/1.
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反馈参考答案：
举一反三
【简答题】浸膏剂(extracts)
【单选题】Extracts 8
A.
in a taxi
B.
at an airport
C.
at a railway statinon
D.
at a hotel
E.
on a plane
【单选题】Beta blockers work on some physical and emotional symptoms because they
A.
fool a person into a healthier stance.
B.
interfere with the effects of adrenalin.
C.
produce side effects worse than fine symptoms.
D.
primarily change human thought processes.
【单选题】Extracts 3
A.
in a taxi
B.
at an airport
C.
at a railway statinon
D.
at a hotel
E.
on a plane
【判断题】Compare with physical symptoms, psychological symptoms will be simpler.()
A.
正确
B.
错误
【多选题】Physical symptoms of PMS may include:
A.
Breast engorgement and tenderness
B.
Abdominal bloating
C.
Increased appetite and weight gain
D.
Acne
【单选题】中国科学新闻学会新媒体工作室的报告认为，新技术的出现，使受众接收和接受信息的方式不断发生变化。比如报纸曾是信息传播的主要载体，但它需要到特定地方购买；广播出现后，人们足不出户就能收听新闻，于是广播又开始大行其道，直到电视的出现；电视可以让人同时接收视听信息，提高了信息接收效率。而网络时代，信息接收效率进一步提高，并使受众得以进行一定表达，因此互动越来越成为媒体信息传播的趋势。本段文字主要强调的是（...
A.
新技术对传媒方式发展的影响
B.
新技术对受众的影响
C.
信息传播方式的发展变化
D.
网络时代的信息传播具有互动性
【单选题】Extracts 2
A.
in a taxi
B.
at an airport
C.
at a railway statinon
D.
at a hotel
E.
on a plane
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