Tag: architecture

Questions Related to architecture

A claims processing system has had 5,000 requests made in the first hour and 4,900 requests have completed in the first hour. What is the number of requests pending in the claims processing system at the end of the first hour?
technology architecture

  1. 5000

  2. 100

  3. 4900

  4. 5

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Correct Option: B

Approximately how much time does it take to transfer a 1 GB file over a 10 Mbps Ethernet LAN? Assume 20% degradation in bandwidth because of Ethernet overheads ?

technology architecture

  1. 1 hour

  2. 30 minutes

  3. 15 minutes

  4. 5 minutes

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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

Which of the below cannot remediate a performance problem associated with system memory (RAM)

technology architecture

  1. Cache frequently accessed data in system memory

  2. Dedicate system memory to specific tasks

  3. Add additional memory

  4. Create additional instances for parallel processing and load balancing

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Correct Option: B

All of the below are potential to remediate oerformance problems associated with Network interface except

technology architecture

  1. Increase bandwidth

  2. Reduce packet size

  3. Add accelerator hardware when transporting secure data

  4. Improve performance on nodes within the network so the data is more readily available

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Correct Option: B

1000 records of New India Insurance need to be transferred over a remote link from Jamnagar to Mumbai. Which of the following will deliver best performance?
technology architecture

  1. Transfer all records in one batch send

  2. Send one record at a time

  3. Compress all 1000 records into one message and send

  4. Compress one record at a time and send

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Correct Option: C

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

Rise in page reads per sec indicates
technology architecture

  1. Disk bottleneck

  2. Memory bottleneck

  3. Processor bottleneck

  4. Network bottleneck

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Correct Option: B

Rise in percentage of disk time indicates

technology architecture

  1. I/O bottleneck

  2. Memory bottleneck

  3. Disk bottleneck

  4. Network bottleneck

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Correct Option: C