LPI 201-450 Dumps MasterPiece PDF | Exam Questions | Valid Study Material

Sample Questions:-

Question #:1

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

A.acpid
B.lsof
C.pstree
D.telinit

Answer: B,C



Question #:2

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

A.Processes waiting for user interaction.
B.Processes that were already closed and are waiting to be launched again.
C.Processes that have not been scheduled yet because they haven't been fully loaded into RAM or are in swap.
D.Processes waiting for IO operations to complete.

Answer: D



Question # 3

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

A.0
B.100
C.35.9
D.57.7
E.36.6

Answer: A


Question #:4

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

A.pidstat
B.nfsiostat
C.sadf
D.cifsiostat

Answer: B,D



Question #:5

In the following output, the load averages represent the system load averages for what time frames?
12:10:05 up 18 days, 19:00, 2 users, load average: 0.47, 24.71, 35.31

A.1, 5 and 15 minutes
B.1, 15 and 30 minutes
C.1, 15, and 30 seconds
D.15, 30 and 60 minutes
E.15, 30 and 60 seconds

Answer: A

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