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WorksheetsLinux Essentials Module 13 Exam
Total questions: 22
Worksheet time: 11mins
When you execute the dmesg command, the system displays messages that are generated by the kernel. True or False?
True
False
The Linux kernel mounts the following pseudo-filesystems to provide access to information about hardware devices connected to the system. Choose two.
/info
/proc
/devices
/sys
The /proc directory contains a subdirectory for each process present on the system. True or False?
True
False
The Process ID (PID) of the init process is:
0
100
1
varies
The process (ps) command shows only processes running in the current shell by default. True or False?
True
False
The following system load averages are displayed by the top command. Choose three.
5 minute
1 minute
10 minute
15 minute
The free command outputs statistics about:
CPU usage
Disk usage
Software usage
Memory usage
What directory typically contains log files?
/log
/proc/loc
/usr/log
/var/log
Which log file contains messages regarding authentication and authorization?
messages
syslog
dmesg
secure
All log files contain only text data. True or False?
True
False
A load average of 1.0 always means the system is fully loaded. True or False?
True
False
A command that will continuously update statistics about running processes:
head
tail
top
bottom
Which of the following is a valid Linux option style for Traditional Unix:
slash (/)
a single dash (-)
no dash
two dashes (--)
Which file contains the information passed to the kernel at boot time?
/proc/kopts
/proc/kargs
/proc/kernel
/proc/cmdline
To make changes permanent for kernel parameter files found under /proc/sys, the following file can have entries added to it:
/etc/procctl.conf
/etc/sysinfo.conf
/etc/sysctl.conf
/etc/procsys.conf
The /var directory has files that change over time. True or False?
True
False
Information about the init process can be found in the /proc/1 directory. True or False?
True
False
Which of the following commands will allow you to view all processes on the system? (choose two)
ps -ef
ps aux
ps -eLf
ps
ps -A
The logging daemon on recent Linux distributions based on systemd is called:
journald
rsyslogd
klogd
syslogd
What does the acronym FHS stand for among the standards supported by the Linux Foundation?
Filesystem Hierarchy Standard
Filesystem Hierarchy Structure
File Hierarchy Standard
Which directory is the root of the filesystem?
/root
/
/var
/home
/sys
The sbin directories are primarily intended to be used by the root user. True or False?
True
False
