【多选题】关于扭矩的符号下列哪种说法正确的是( ).
A.
用右手的四指指向扭矩的转向,若大拇指的指向与截面外法线的方向相同时,扭矩为正
B.
用右手的四指指向扭矩的转向,若大拇指的指向与截面外法线的方向相反时,扭矩为负
C.
用右手的四指指向扭矩的转向,若大拇指的指向与截面外法线的方向相反时,扭矩为正
【多选题】After properly configuring multiple VLANs, an administrator has decided to secure its VLAN network. Which three steps are required to secure this environment? (Choose three.)()
A.
If a port is connected to a foreign device make sure to disable CDP, DTP, RPR, PAgP, UDLP, and any other unnecessary protocols, and enable UplinkFast/BPDU guard on it.
B.
Enable root guard feature to prevent a directly or indirectly connected STP-capable device from affecting the location of the root bridge.
C.
Configure VTP domains appropriately or turn off VTP altogether to limit or prevent possible undesirable protocol interaction with regards to the network-wide VLAN configuration.
D.
Set the native VLAN ID to match the port VLAN ID of any 802.1q trunk to prevent spoofing.
E.
Disable all unused ports and place them in an unused VLAN to avoid unauthorized access.
【单选题】关于 turtle 库,哪个选项的描述是错误的?
A.
turtle 绘图体系以水平右侧为绝对方位的 0 度
B.
turtle 库最早成功应用于 LOGO 编程语言
C.
turtle 库是一个直观有趣的图形绘制函数库
【单选题】Companycom has a p5 595 running 12 LPARs. They are interested in high bandwidth, secure communication between two of the LPARs within the p5 595 server. They do not have any unused Ethernet adapters. ...
A.
Utilize the integrated 10/100/1000 network interface
B.
Implement Virtual Ethernet to enable inter-partition communication
C.
Implement shared Ethernet with the Ethernet adapters utilized in the other LPARs
D.
Implement a Point to Point protocol serial communication between the p5 595 serial ports
【多选题】以下属于法定证据类型的是( )
A.
对于司法机关而言,证据是查明案件事实情况的唯一手段
B.
对于普通公民而言,刑事诉讼中的证据是揭露犯罪的有力武器
C.
在民事诉讼和行政诉讼中,证据是当事人主张自己权利的重要工具
D.
在诉讼中,我们强调“以事实为依据,而证据又是确认事实的支柱
【单选题】“甄嬛传”电视剧在优酷播出时,其片头的“七喜”视频广告,属于( )