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【单选题】
第四脑室向上经中脑水管通
A.
第三脑室
B.
第四脑室
C.
侧脑室
D.
背侧丘脑
E.
以上都不是
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参考答案：
举一反三
【单选题】以下选项属于二阶系统反馈模型的是
A.
震荡
B.
S 型增长
C.
寻的
D.
指数增长
查看完整题目与答案
【单选题】How does using the service password encryption command on a router provide additional security?（）
A.
by encrypting all passwords passing through the router
B.
by encrypting passwords in the plain text configuration file
C.
by requiring entry of encrypted passwords for access to the device
D.
by configuring an MD5 encrypted key to be used by routing protocols to validate routing exchanges
E.
by automatically suggesting encrypted passwords for use in configuring the router
查看完整题目与答案
【单选题】The Testking network is implementing dialup services for their remote employees.Testking uses several different Layer 3 protocols on the network. Authentication ofthe users connecting to the network i...
A.
802.1
B.
Framerelay
C.
HDLC
D.
PPP
E.
SLIP
F.
PAP
查看完整题目与答案
【单选题】已知x=1是方程x 2 -ax+1=0的根，化简 a 2 -2a+1 - 9-6a+ a 2 得（　　）
A.
1
B.
0
C.
-1
D.
2
查看完整题目与答案
【单选题】3G时代电话营销新的特色是：()
A.
客户通过手机可以听到电话营销人员对产品的介绍
B.
用户可以通过视频直接看到产品的外观及操作方法
C.
营销的相对成本很低
D.
营销人员可以迅速与客户取得联系并了解客户的具体想法
查看完整题目与答案
【简答题】我们知道，对于实系数方程ax 2 +bx+c=0（a≠0），若x 1 、x 2 是其两实数根，则有ax 2 +bx+c=a（x-x 1 ）（x-x 2 ）=ax 2 -a（x 1 +x 2 ）x+ax 1 x 2 ，故有b=-a（x 1 +x 2 ），c=ax 1 x 2 ，即得x 1 +x 2 =- b a ，x 1 x 2 = c a ． 根据上述内容，若实系数方程ax 3 +bx 2 +cx...
查看完整题目与答案
【简答题】方程ax 2 +bx=0（a≠0）的根是x 1 =0，x 2 =______．
查看完整题目与答案
【单选题】You have an SRX Series Layer 2 enforcer providing 802.1X authentication for connected endpoints. Your security policy requires that users who fail their authentication be placed in a specific VLAN.On ...
A.
guest-vlan
B.
auth-fail-vlan
C.
server-reject-vlan
D.
server-fail-vlan
查看完整题目与答案
【单选题】One of the most important characteristics of OSPF is Multiple areas. Which statement best describes why this feature is such an important enhancement to earlier routing protocols?（）
A.
The network domain, when divided into areas, allows for the use of both IANA classful addressing and private addressing.
B.
The use of multiple areas allows for the use of prioritization.
C.
All computation is kept within the area, with minimum communication between the areas,allowing the network to scale to  larger sizes.
D.
It is easier to implement security.
查看完整题目与答案
【单选题】Under which Junos hierarchy level are security policies configured?（）
A.
[edit security]
B.
[edit protocols]
C.
[edit firewall]
D.
[edit policy-options]
查看完整题目与答案
相关题目：
【单选题】以下选项属于二阶系统反馈模型的是
A.
震荡
B.
S 型增长
C.
寻的
D.
指数增长
查看完整题目与答案
【单选题】How does using the service password encryption command on a router provide additional security?（）
A.
by encrypting all passwords passing through the router
B.
by encrypting passwords in the plain text configuration file
C.
by requiring entry of encrypted passwords for access to the device
D.
by configuring an MD5 encrypted key to be used by routing protocols to validate routing exchanges
E.
by automatically suggesting encrypted passwords for use in configuring the router
查看完整题目与答案
【单选题】The Testking network is implementing dialup services for their remote employees.Testking uses several different Layer 3 protocols on the network. Authentication ofthe users connecting to the network i...
A.
802.1
B.
Framerelay
C.
HDLC
D.
PPP
E.
SLIP
F.
PAP
查看完整题目与答案
【单选题】已知x=1是方程x 2 -ax+1=0的根，化简 a 2 -2a+1 - 9-6a+ a 2 得（　　）
A.
1
B.
0
C.
-1
D.
2
查看完整题目与答案
【单选题】3G时代电话营销新的特色是：()
A.
客户通过手机可以听到电话营销人员对产品的介绍
B.
用户可以通过视频直接看到产品的外观及操作方法
C.
营销的相对成本很低
D.
营销人员可以迅速与客户取得联系并了解客户的具体想法
查看完整题目与答案
【简答题】我们知道，对于实系数方程ax 2 +bx+c=0（a≠0），若x 1 、x 2 是其两实数根，则有ax 2 +bx+c=a（x-x 1 ）（x-x 2 ）=ax 2 -a（x 1 +x 2 ）x+ax 1 x 2 ，故有b=-a（x 1 +x 2 ），c=ax 1 x 2 ，即得x 1 +x 2 =- b a ，x 1 x 2 = c a ． 根据上述内容，若实系数方程ax 3 +bx 2 +cx...
查看完整题目与答案
【简答题】方程ax 2 +bx=0（a≠0）的根是x 1 =0，x 2 =______．
查看完整题目与答案
【单选题】You have an SRX Series Layer 2 enforcer providing 802.1X authentication for connected endpoints. Your security policy requires that users who fail their authentication be placed in a specific VLAN.On ...
A.
guest-vlan
B.
auth-fail-vlan
C.
server-reject-vlan
D.
server-fail-vlan
查看完整题目与答案
【单选题】One of the most important characteristics of OSPF is Multiple areas. Which statement best describes why this feature is such an important enhancement to earlier routing protocols?（）
A.
The network domain, when divided into areas, allows for the use of both IANA classful addressing and private addressing.
B.
The use of multiple areas allows for the use of prioritization.
C.
All computation is kept within the area, with minimum communication between the areas,allowing the network to scale to  larger sizes.
D.
It is easier to implement security.
查看完整题目与答案
【单选题】Under which Junos hierarchy level are security policies configured?（）
A.
[edit security]
B.
[edit protocols]
C.
[edit firewall]
D.
[edit policy-options]
查看完整题目与答案
参考解析：
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