wakeup after comparison with the clock tick

none of the above

busy looping for a specific number of clock cycles

wakeup after timer expiration

it depends on the hardware clock

filesystems

interrupts

USB

network

scheduler

bus drivers

GPU drivers

network drivers

new software primitives aimed at replacing semaphores

new software primitives aimed at replacing mutexes

software mechanisms for handling atomicity

peripheral components for handling atomicity

obsolete software components

new software primitives aimed at replacing spinlocks

hardware mechanisms for handling atomicity

obsolete hardware components

password storage relational database

roles

access - accessor tuples

authentication list

security label

authentication module

operator classes

security policy

accesses related to roles

authorization store

Android updates are done regularly on Google smartphones

Android updates are done regularly since Android 8 by top 10 smartphone vendors

Android updates are done similarly to iOS updates

Android updates are done irregularly by most smartphone vendors

Android updates are done exclusively for security

Android updates are never done on tablets

Android updates are done regularly with the Android One program

It depends on Linux compiled optimisation options

No

It depends on the networking hardware

Yes

ipmitables

eth2tables

arptables

iptables

ip4tables

ebtables

udptables

ip6tables

tcptables

none of them

nftables

TLS

deep packet inspection

antivirus

IPv4 stack

firewalling

network queues

IPSEC

IPv6 stack

Secure Shell

web server

traffic shaping

static memory

virtual memory with contiguous physical addresses

temporary memory

dynamic memory

out-of-order memory

read-only memory

peripheral memory

virtual memory with contiguous virtual addresses