Cisco Catalyst 4500 Series switches are attractive to medium-size campuses with growth opportunities due to the switches enhanced security and which two other features？ （） [" enhanced multilayer software image"," connectivity to multiple types of WAN connections"," Cisco Unified Communications Manager"," QoS for converged networks"," modular， customizable component"]
N60G01X100Z50LF中N60是（）。 ["程序逻辑段号","功能字","坐标字","结束符"]
投资者对上市公司财务状况进行的分析，可以从上市公司的（）等方面进行综合分析。 ["资本结构","偿债能力","经营能力","获利能力","现金流量","损益"]
职业适应的方法有哪些？
Which three best describe the customer benefits of the Cisco Lifecycle Services approach？（） ["improve the skill sets of its staff members","increase the value of and return on investment for its networks","increase network staff productivity","increase the amount of server room rack space","improve network availability， resiliency， security， and scalability","increase the amount of time required to integrate network change"]
试述外汇管制的利弊。
