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Exam Bank: Linux Exam: Linux Essentials# Question : 15
Essentials v3 V3.0 - Unit 5
1 What is a runlevel?
A way to control individual daemons
A way to manipulate BIOS
A set of rules determining which services are started/stopped
A set of rules determining who has superuser privileges
Objective: N/A
2 Where would one change boot devices?
BIOS
inittab
MBR
Bootloader
Objective: N/A
3 Where is the stage one bootloader located?
/boot
/
MBR
BIOS
Objective: N/A
4 What does the stage two bootloader do?
Run getty
Load BIOS
Run init
, Load the kernel
Objective: N/A
5 What is the first process started on a Linux system?
telinit
init
login
getty
Objective: N/A
6 If something goes wrong while booting, what command can one run to see any error
messages?
syslog
bmesg
dmesg
bootmesg
Objective: N/A
7 What is runlevel 0 for?
reboot
single user, no networking
default
halt
Objective: N/A
8 What would happen if the default runlevel was set to 6?
The system would reboot infinitely.
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