LPI 201-450 Free Exam Questions (Updated 2026)

In capacity planning exercises, which tools assist in listing and identifying processes of interest? (Choose TWO correct answers.)

In the following output from top, which processes contribute to the percentage of time that the CPU spends in the state of wa? Tasks: 193 total, 1 running, 190 sleeping, 2 stopped, 0 zombie Cpu(s): 0.5%us, 0.3%sy, 0.0%ni, 98.2%id, 1.0%wa, 0.0%hi, 0.0%si, 0.0%st

In the below example output, which columns detail the percent of time the CPU spent running non - kernel code and the percent of time the CPU spent running kernel code? (Choose TWO correct answers.) # vmstat 1 100 procs - ---------- memory - --------- - -- swap - - - ---- io - --- - - system - - - --- cpu - --- r b swpd free buff cache si so bi bo in cs us sy id wa 0 0 0 282120 134108 5797012 0 0 0 2 0 0 0 0 100 0 0 0 0 282120 134108 5797012 0 0 0 0 1007 359 0 0 100 0 0 0 0 282120 134108 5797012 0 0 0 0 1117 577 0 0 100 0 0 0 0 282120 134108 5797012 0 0 0 0 1007 366 0 0 100 0

In the following output, what percentage of time was the CPU waiting for pending I/O? # vmstat 1 100 procs - ---------- memory - --------- - -- swap - - - ---- io - --- - - system - - - --- cpu - --- r b swpd free buff cache si so bi bo in cs us sy id wa 0 0 0 282120 134108 5797012 0 0 0 2 0 0 0 0 100 0 0 0 0 282120 134108 5797012 0 0 0 0 1007 359 0 0 100 0 0 0 0 282120 134108 5797012 0 0 0 0 1117 577 0 0 100 0 0 0 0 282120 134108 5797012 0 0 0 0 1007 366 0 0 100 0

Which commands below are useful to collect data about remote filesystem connections? (Choose TWO correct answers.)