A

aanmeldingsautoriteit
aanraakscherm
aarding
Abramson, Norman
AC
accelerated graphics port
accelerator cache SSD
access control list
AC/DC-converter
ACL
actieve hub
actieve netwerktopologie
Active Directory
Active Matrix Organic LED
actuator
adaptive routing
ADC
address resolution protocol
ad-hoc netwerk
adresseringseenheid
ADSL
Advanced Encryption Standard
advanced format hard drive
adware
AES
AFC
afdrukresolutie
afdruksnelheid
AGP
AGP-bus
AGP Pro
air gapping
Ajax
alfanumeriek klavier
algemeen NOS
algemene bus
alternating current
ALU
AMD
AMOLED
ampère
amplitude-modulatie
Anaglyph 3D
analog-to-digital converter
analogue terminal adapter
Android
anonieme proxyserver
anticipatie-wachtrij
antivirus-programma
anycast
anything as a service
API
app
Apple
applicatie
applicatiefiltering
applicatievirtualisatie
application aware firewall
application layer
application server
APU
Arch Linux
areal density
armored virus
ARP
ARPANET
ARP-cache
ARP-poisoning
arythmetic logic unit
ASCII
aspect ratio
Assisted GPS
asymmetric digital subsciber line
asynchrone gegevensoverdracht
asynchronous transfer mode
ATA
ATAPI
ATDM
ATM
ATX
authenticatie
autorisatie