Tag: architecture

Questions Related to architecture

A Test Scenario can be defined as
technology architecture

  1. the waiting process during test execution for multiple virtual users to arrive at a certain point

  2. playback the script in multi-user mode

  3. the events that occur during each testing session

  4. recording a script

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Correct Option: C

Which among the below is potential to negatively impact performance test results ?
technology architecture

  1. Multiple web servers with a load balancer

  2. Data caching on client side

  3. Parameterize input parameters

  4. Placing a rendezvous point

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Correct Option: B

A project manager concludes that his application doesn't need to be Performance tested as it is an out of the box implementation. You do not agree to his conclusion because
technology architecture

  1. Out of the box implementations usually doesn't meet performance requirements

  2. Project manager was given an agressive schedule as it is an Out of the box implementation

  3. Out of the box implementation may have undocumented performance problems

  4. Less experianced deveopers were involved as it is an out of the box implemenation

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Correct Option: C

A customer's test server has 50% resources (Memory, CPU) compared to production server. What is your recommendation to carry out a performance test on a test server
technology architecture

  1. No need to do a performance test as test and production servers are not similar

  2. Recommend the customer to upgrade the test server equivalent to production server proir to the performance test

  3. Carry out the performance test with 50% anticipated production load

  4. Carry out the performance test with 100% anticipated production load

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Correct Option: B

An application discovered performance issues though it was performance tested proir going live. Pick probable reason(s) why the performance issues were not discovered during testing
technology architecture

  1. Concurrent users defination unclear

  2. Test data not suffeciently populated

  3. Test & prod environments differ significantly

  4. Network bandwidth not simulated

  5. All of the above

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Correct Option: E

Unusually high pages per second can be reduced by adding
technology architecture

  1. Memory

  2. CPU

  3. Disk

  4. Network bandwidth

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Correct Option: A

Which of the below cannot remediate a performance problem associated with processor
technology architecture

  1. Add more processing power

  2. Improve processor cache

  3. Add parallel processing power for load balancing

  4. Implement RAID 1 disks

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Correct Option: D

Which of the below does not contribute to performance improvement in disk drives
technology architecture

  1. RAID 0

  2. RAID 1

  3. RAID 10

  4. RAID 5

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Correct Option: B

An internet trading system with 64 Kbps lines to end users has been web enabled. The average web page size is 40 KB. Users are complaining about response times exceeding 2 seconds. What would you recommend as an immediate possibility to improve performance?
technology architecture

  1. Tuning of DBMS

  2. Tuning of web server

  3. Ask users to work at nights

  4. Use of a web booster such as Citrix or NetScaler

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Correct Option: D

If an application is running slowly, which of the following is true?
technology architecture

  1. You can always improve performance by using more CPUs

  2. You can always improve performance by using more RAM

  3. You can always improve performance by using more disks

  4. None of the above

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Correct Option: D