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Question 1

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

Question 2

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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)

Question 3

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In the below example output, which columns detail the percent of time the CPU spent running nonkernel code and the percent of time the CPU spent running kernel code? (Choose TWO correct answers.) #

Question 4

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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 b

Question 5

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

Question 6

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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

Question 7

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When planning a web server which of the following choices will impact system sizing? (Choose THREE correct answers.)

Question 8

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What mechanism does collectd use to gather monitoring information on systems?

Question 9

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Which of the following tools are used to measure memory usage? (Choose THREE correct answers.)

Question 10

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Which of the following is a side effect of extensive usage of swap space?

Question 110 - 201-450 discussion

Fill in the blank:

According to the tcpdump output below, what is the IP address of the client host?

02:12:40.511381 IP 192.168.246.11.1045 > 192.168.246.1.22: S 3838532429:3838532429(0) win 5840 <mss 1460,sackOK,timestamp 31325740,nop,wscale 2>

02:12:40.511540 IP 192.168.246.1.22 > 192.168.246.11.1045: S 1209330085:1209330085(0) ack

383853 2430 win 5792 <mss 1460,sackOK,timestamp 11553457 3132574,nop,wscale 0>

02:12:40.511755 IP 192.168.246.11.1045 > 192.168.246.1.22: . ack 1 win 1460 <nop,nop,timestamp 3 132574 11553457>

02:12:40.515122 IP 192.168.246.1.22 > 192.168.246.11.1045: P 1:26(25) ack 1 win 5792

<nop,nop,timestamp 11553460 3132574>

02:12:40.515511 IP 192.168.246.11.1045 > 192.168.246.1.22: . ack 26 win 1460 <nop,nop,timestamp 3132578 11553460>

02:12:40.515952 IP 192.168.246.11.1045 > 192.168.246.1.22: P 1:23(22) ack 26 win 1460

<nop,nop,timestamp 3132578 11553460>

192.168.246.11

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asked 18/09/2024

Weisi Huang

39 questions

Your answer: A

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