• 1T6-521题库demo免费下载

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  Aug 3

  Network General认证1T6-521考试题库介绍

  考试代号: 1T6-521
  问题数量:120 Q&As
  
  更新时间: 2009-09-04
  注册地点: Prometric/Pearson VUE
  题库全称:Application Performance Analysis & Troubleshooting

  免费1T6-521题库Demo赏析

  　
  　
  Exam : Network General Corp
  1T6-521
  Title : Application Performance Analysis and Troubleshooting

  1. When reviewing trace data in a multi-tier application, application server requests can be associated with database responses using __________.
  A. TCP port numbers
  B. Request ID
  C. Raw data in the database response
  D. Formatted data in the application response
  Answer: A

  2. The __________ type of application usually does not have any request/reply interactions after the initial session is established.
  A. Interactive
  B. Throughput-oriented
  C. Transaction-oriented
  D. Streaming
  Answer: D

  3. The well-known port used by FTP servers to establish a Data connection is:
  A. 10
  B. 20
  C. 21
  D. Variable
  Answer: C

  4. When using Application Intelligence, End-to-End Response Time may be defined as __________.
  A. The total time required to send a request and receive a response
  B. The total time packets are on the network for a particular flow
  C. The total time it takes for a packet to travel from client to server based on TCP handshakes
  D. The net time for the server to respond to a client request
  Answer: A

  5. One component in an application turn is __________.
  A. Server response time
  B. Network process time
  C. Application response time
  D. Client acknowledgement time
  Answer: A

  6. __________ is a protocol used to perform Control and Signaling functions in a VoIP conversation.
  A. Session Initiation Protocol
  B. Real-Time Streaming Protocol
  C. Cisco Skinny Client Control Protocol
  D. All of the above
  Answer: D

  7. The slowest component on a server will be _______.
  A. Random Access Memory (RAM)
  B. Disk I/O
  C. Central Processing Unit (CPU)
  D. The constraint (bottleneck)
  Answer: D

  8. _______ is the amount of time, based on the engineering of the network, to complete a task.
  A. Throughput
  B. Delay
  C. Access time
  D. Latency
  Answer: B

  9. When using Application Intelligence, Server Time may be defined as __________.
  A. The total time required to send a request and receive a response
  B. The total time packets are on the network for a particular flow
  C. The total time it takes for a packet to travel from client to server based on TCP handshakes
  D. The net time for the server to respond to a client request
  Answer: D

  10. When creating a filter in the Sniffer to select only the traffic to or from the client for a particular conversation, the best approach is to focus on a __________.
  A. TCP well known port number
  B. TCP unknown port number
  C. TCP ephemeral port number
  D. TCP port number in the range 512-1024
  Answer: C

  11. An application that is sensitive to Jitter is primarily sensitive to __________.
  A. Network congestion
  B. Bandwidth latency
  C. Distance latency
  D. Application turns
  Answer: A

  12. Which of the following statements is true regarding the Real-time Transport Protocol?
  A. Used by several protocols to provide end-to-end transmission of real-time data
  B. Uses a proxy agent for client-server communications
  C. Operates as a client-server protocol
  D. Keep-alive messages provide status information
  Answer: A

  13. To accurately calculate __________ we must know the slowest link speed in the path between client and server
  A. Distance latency
  B. Congestion delay
  C. Bandwidth latency
  D. Round-trip time
  Answer: C

  14. The image below is a view of the Sniffer Summary window.
  How many application turns are shown?
  A. 5
  B. 6
  C. 7
  D. Can not be determined based on the information shown
  Answer: A

  15. When using Application Intelligence to isolate traffic distribution we should focus on __________.
  A. Throughput
  B. Number of packets
  C. Total number of bytes
  D. All of the above
  Answer: D

  16. What does a Window value of 8760 in a TCP header mean?
  A. The sender is confirming the 8760 bytes have been sent
  B. The sender has 8760 bytes in its buffer
  C. The sender has received a total of 8760 bytes
  D. The sender has buffer space for 8760 more bytes
  Answer: D

  17. When capturing data in a multi-tier environment, attach the Sniffer to the application server using __________. (Choose all that apply)
  A. A full duplex interface
  B. A tap on the server connection
  C. A mirror on the server switch port
  D. A mirror on the database switch port
  E. Two Sniffer network analyzers
  Answer: BC

  18. A large Window size used by a client could cause __________.
  A. The server to consume more resources
  B. Increased number of ACKs to be sent
  C. Increased delay when frames are lost
  D. None of the above
  Answer: D

  19. Which of the following may contribute to poor application performance? (Choose all that apply)
  A. Client processing of incoming requests
  B. Server processing of incoming requests
  C. Queuing of frames on an intermediate router
  D. Efficient use of TCP/IP protocols
  E. Inefficient configuration of TCP
  Answer: BCE

  20. The TCP 4-way handshake is used to __________.
  A. Indicate the start of a flow of data
  B. Identify the client request parameters
  C. End a connection
  D. Establish a connection
  Answer: C

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