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  第75题      
  章/节:   计算机专业英语       

 
A virtual(71)network,or VPN, is an encrypted connection over the Internet from a device to a network.The encrypted connection helps ensure that sensitive data is safely(72).It prevents (73)people from eavesdropping on the traffic and allows the user to conduct work remotely.Traffic on the virtual network is sent securely by establishing an encrypted connection across the Internet known as a(74).A remote access VPN securely connects a device outside the corporate office. A site-to-site VPN connects the corporate office to branch offices over the Internet. Site-to-site VPNs are used when distance makes it impractical to have direct network connections between these offices. Think of site-to-site access as(75)to network.
 
 
  A.  network
 
  B.  device
 
  C.  computer
 
  D.  endpoint
 
 
 

 
  第75题    2014年下半年  
   68%
CDMA for cellular systems can be described as follows. AS with FDMA, echo cell is allocated a frequency (71 ) , which is..
  第72题    2017年下半年  
   49%
routing in circuit-switching networks has traditionally involved a static routing strategy with the use of(71)paths to..
  第75题    2016年下半年  
   65%
All three types of cryptography schemes have unique function mapping to specific applications.For example, the symmetric..
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