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Interpreting vmstat output - Quiz

Each question is worth one point. Select the best answer or answers for each question.

1. You have been asked to monitor your database server for possible CPU bottlenecks. You are running a 4-way symmetric multiprocessor. You have run vmstat and observed the following output:
vmstatquiz
vmstatquiz
What is the status of the memory on this database processor?
Please select the best answer.
  A. Significant memory paging
  B. Moderate memory paging
  C. No memory paging

2. What is the status of the CPU on this database processor?
Please select the best answer.
  A. CPU busy at greater than 95%
  B. CPU between 50% and 95% busy
  C. CPU busy between 0% and 49% busy

3. What is the status of the waiting tasks on this database processor if it has a 6-way SMP?
Please select the best answer.
  A. Run queue is less than 6, so there are no CPU waits
  B. Run queue is less than 6, so there are 50% CPU waits
  C. Run queue is less than 6, so there are about 3 tasks waiting on CPU

4. Which statement best describes the situation reflected in this output
Please select the best answer.
  A. The server is busy and there is a CPU bottleneck.
  B. The server is busy and at the verge of a CPU bottleneck, but no bottleneck exists.
  C. There is significant memory paging.
  D. There are significant CPU wait events.