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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?

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Related questions

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Where would fsck put any unreferenced file or file fragments on a ext4 filesystem?

Which of the following commands restores only those files containing lpi in their name from the archive lpifiles.tar.gz?

A system has one hard disk and one CD writer which are both connected to SATA controllers. Which device represents the CD writer?

A new kernel version needs to be compiled to use a new feature. If the old kernel configuration file is available, which make target creates a configuration file for the new kernel based on the configuration of the old kernel?

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

Fill in the blank: Which directory contains system-specific systemd unit files? (Specify the full path to the directory.)

Question 113 - 201-450 discussion

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Which /etc/hosts.allow entries will permit access to sshd for users from the 192.168.1.0/24 subnet?

(Choose TWO correct answers.)

A.

sshd : 192.168.1.

B.

sshd : 192.168.1

C.

sshd : 192.168.1.0 netmask 255.255.255.0

D.

sshd : 192.168.1.0/255.255.255.0

E.

sshd : 192.168.1.0

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asked 18/09/2024

Oluseyi Tijani

25 questions

User

Your answer: A B C D E

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