Tag: performance

Questions Related to performance

During analysis of a scenario, you realize that the throughput becomes flat as Vusers continue to increase. What is the likely cause?
technology performance

  1. Bandwidth problem

  2. A database server problem

  3. A web server connection problem

  4. An application server connection problem

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Correct Option: A

Which Analysis graph shows the number of transactions against transaction response times?
technology performance

  1. Transactions per Second

  2. Average Transaction Response Time

  3. Transaction Response Time Under Load

  4. Transaction Response Time (distribution)

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Correct Option: D

Which HTTP error code indicates that an individual business process is failing under load or the web application itself has crashed?

technology performance

  1. 400

  2. 401

  3. 403

  4. 500

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Correct Option: D

What could be the possible reason/reasons for poor response time bottleneck
technology performance

  1. • High percentage of CPU usage

  2. • Poor logical database design, such as bad table design

  3. • Inefficient session and state management

  4. • High queue length on server side

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Correct Option: B,C,D

Which one amongst the following is not the important performance counter for identifying Memory related bottleneck
technology performance

  1. Available Memory Bytes

  2. Committed Memory Bytes

  3. Memory Pages / seconds

  4. % User Time

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Correct Option: D

What is the recommended transaction monitoring frequency
technology performance

  1. 5 Seconds

  2. 10 Seconds

  3. 15 Seconds

  4. 30 Seconds

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Correct Option: B

What is the primary reason Ramp Down functionality is used?
technology performance

  1. • To let all Vusers stop at once

  2. To gradually release resources of the system after a heavy load

  3. To monitor Performance Center servers

  4. None of these

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Correct Option: B

Which one amongst the following counters are referred to identify Disk related performance issues
technology performance

  1. Disk sec / Transfer

  2. Network Interface\ Bytes Total/sec

  3. Server\ Bytes Received/sec

  4. Packets Received Errors

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Correct Option: A

When , in the analysis graph you see the committed bytes keep on increasing and available bytes decreasing, what could be possible reason behind it
technology performance

  1. Disk Issues

  2. Network Bandwidth issues

  3. Memory Leaks

  4. Process Bottlenecks

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Correct Option: C

Which is considered best practice on selecting components in the Application Under Test (AUT) to monitor?
technology performance

  1. monitor just the Database server

  2. monitor just the Application server

  3. monitor all system components present in your AUT

  4. use the performance summary instead of monitoring individual components

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Correct Option: C