Which of these appropriately describes the results of a manual SQL Tuning Advisor task?（）

A .  class of service B .  bandwidth profiles C .  user-network interface D .  Ethernet LAN circuit attributes E .  Ethernet virtual circuit attribute

A .  It will only become active after a software failure. B .  It will only become active after a hardware failure. C .  It requires that Cisco NSF be enabled in order to work successfully. D .  It synchronizes the MAC·， FIB·， and adjacency tables between Active and Standby RouteProcessors.

A .  Utilize Layer 3 switching B .  Utilize software accelerated services C .  Aggregate end users and support a feature-rich environment D .  Perform packet manipulation and filtering at the core layer E .  Use redundant point to-point Layer 2 interconnections when where is a link or node failure.

A . The wires in each pair are wrapped around each other B . An insulating material covers each of the individual copper wires in it C . It comes in eight-pair wire bindles D . EMI and RFI cause only limited degradation to signals running over it E . It comes in seven categories F . IT has an external diameter of approximately 0 28 inche

A .  Layer 3 MPLS VPNs can forward only IP packets B .  Layer 2 MPLS VPNs can forward any network protocol C .  MPL S label paths are automatically formed based on Layer 2 frames D .  Layer 3 MPLS VPNs can forward any network protocol based on Layer 2 frames E .  In Layer 2 MPLS VPNS， the service provider controls the customer Layer 3 policie

A . class of service B . bandwidth profiles C . user-network interface D . Ethernet LAN circuit attributes E . Ethernet virtual circuit attribute

A . To configure a route to the first Layer 3 device on the network segment. B . To configure a route from an ISP router into a corporate network. C . To configure a route when the administrative distance of the current routing protocolis too low. D . To reach a network is more than 15 hops away. E . To provide access to the Internet for enterprise hosts.

A .  A list of SQL statements and recommendations for tuning B .  A list of SQL statements that have been tuned by the Advisor，with before and after metrics  C .  Graphs showing the actual performance improvement made by the Advisor after it implemented the recommended changes D .  All of the above

A .  multicast routing uses RPF B .  multicast routing is connectionless. C .  In multicast routing， the source of a packet is known. D .  When network topologies change， multicast distribution trees are not rebuilt， but use the originalpath E .  Multicast routing is much like unicast routing， with the only difference being that it has a a groupof receivers rather than just one destinatio

A .  Double d = Math.cos（42）； B .  Double d = Math.cosine（42）； C .  Double d = Math.cos（Math.toRadians（42））； D .  Double d = Math.cos（Math.toDegrees（42））； E .  Double d = Math.cosine（Math.toRadians（42））；

A .  anti-malware scanning B .  data loss prevention polices C .  decryption policies D .  CiscoIronPort Data Security policie

A．The Family Life of Americans. B．Public Service and Advertisers. C．The Influence of Advertising. D．Brand Names and Public Pleasure.

A．Polarity Reversal: A Fantastic Phenomenon of Nature B．Measurement of the Earth's Magnetic-Field Intensity C．Formation of the Two Poles of the Earth D．A New Approach to the Study of Geophysics 此题为多项选择题。

A．好的 B．新鲜的 C．贵的 D．耐久的

A．Poor. B．Clumsy. C．Humorous. D．Conscientious.

A:Articial relationshios . B: How to form. intimate relationships C:The affectionate machine D: Humans and computers

A．The UN will vote on the retention of sanctions against Iraq. B．Most of us？tend？to？eat？far too much, which can lead to？fluid？retention. C．The？retention of？valued？employees？is？worth？more than a little？inconvenienc E． D．There was a slight retention in the departure of the plan E． 此题为多项选择题。