【单选题】使用命令link-aggregation Ethernet0/17 to Ethernet0/22both配置端口聚合,则master port是以下哪个端口()。
【简答题】哪种软件只能支持FLA、AVI、3GP、MP4格式之间的转换,并不支持RM/RMVB格式的转换( )A. 狂雷视频转换 B. “超级转换秀”视频转换工具 C. 格式工厂 D. MediaCoder
【判断题】RobotStudio 软件只能支持 ABB 机器人,其他的不支持。
【多选题】WHICH TWO STATEMENTS DESCRIBE FEATURES OR FUNCTIONS OF THE LOGICAL LINK CONTROL SUBLAYER IN ETHERNET STANDARDS? (CHOOSE TWO.)
A.
The data link layer uses LLC to communicate with the upper layers of the protocol suite.
B.
Logical link control is specified in the IEEE 802.3 standard.
C.
The LLC sublayer is responsible for the placement and retrieval of frames on and off the media.
D.
Logical link control is implemented in software.
E.
The LLC sublayer adds a header and a trailer to the data.
【单选题】盐酸的主要作用是
E.
促进胃液、胰液和胆汁的分泌,促进消化道黏膜的生长
【单选题】Which mechanism can you use to achieve sub-second failover for link failure detection when a switched Ethernet media is used and loss of signal is not supported by the link provider?()
B.
Cisco Discovery Protocol link detection
C.
Bidirectional Forwarding Detection
【单选题】A link light on a switch is an example of which of the following Ethernet properties?()
B.
Multiple access points