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Braindumps of 642-651
Wide Area Application Services for System Engineers


Exam Questions, Answers, Braindumps (642-651)
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Q-1 How does Cisco WAAS advanced compression DRE improve on traditional LZ compression?
A. by removing the transmission of previously-seen data
B. by pre-positioning often-used file segments on the edge WAE appliances
C. by comparing hashes of each tile version to avoid unnecessary file synchronization
D. by implementing a more aggressive, hardware-intensive version of the LZ compression algorithm
Ans- A


Q-2 You should recommend PBR to a customer that requires which type of support?
A. symmetric routing
B. asymmetric routing
C. failover and load balancing
D. failover but not load balancing
Ans- D


Q-3 How often is the Cisco WAE running the edge tile service able to cache previously-seen files to ensure the files are not stale?
A. every hour
B. every time the file is opened
C. every time the file is modified
D. according to a user-specified schedule
Ans- B


Q-4 Your customer's service provider manages its WAN infrastructure. The customer wants to deploy Cisco WAAS to accelerate file services for a small number of branch offices, but the service provider manages the routers at each site and your customer's terms of service prohibit the customer from customizing router configurations. Which interception method should you recommend?
A. PBR
B. ACE
C. WCCPv2
D. inline card
Ans- D


Q-5 Cisco WAAS Traffic Flow Optimization provides benefits for which type of application data?
A. any TCP traffic
B. TCP traffic with repeated small data segments
C. TCP traffic with repeated compressed data segments
D. TCP traffic with repeated uncompressed data segments
Ans- A


Q-6 What happens if there are three Cisco WAE appliances in the data path of a connection?
A. The connection will not be optimized.
B. The last WAE in the path goes into pass-through mode for the connection.
C. The first WAE in the path goes into pass-through mode for the connection.
D. The middle WAE in the path goes into pass-through mode for the connection.
Ans- D


Q-7 Which or these parameters should you consider when selecting a WAE model for a Cisco WAAS deployment?
A. the number or users at each site
B. the total storage capacity of each application that will be optimized
C. the number of TCP connections that are being optimized by each WAE
D. the WAN bandwidth and number of TCP connections that are being optimized by each WAE
Ans- D


Q-8 For optimization to occur, there must be a minimum of how many Cisco WAE appliances in the path between the client and server?
A. 1
B. 2
C. 3
D. 4
Ans- B

642-651

 

 

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