"information technology" acronyms and abbreviations > A

AA: Anti-Aliasing 
AAA: Authentication Authorization, Accounting 
AABB: Axis Aligned Bounding Box 
AAC: Advanced Audio Coding 
AAL: ATM Adaptation Layer 
AALC: ATM Adaptation Layer Connection 
AARP: AppleTalk Address Resolution Protocol 
AARP: Asset Authorization Review Process 
ABCD: Advanced Biological and Chemical Discovery 
ABCP: Associate Business Continuity Planner 
ABI: Application Binary Interface 
ABM: Asynchronous Balanced Mode 
ABR: Area Border Router 
ABR: AutoBaud Rate 
ABR: Available Bit Rate 
AC: acoustic coupler 
AC: Alternating Current 
ACAF: Asia Computer Animation Festival 
ACD: Automatic Call Distribution 
ACD: Automatic Call Distributor 
ACDT: Apple Certified Desktop Technician 
ACE: Adobe Certified Expert 
ACE: APRISMA Certified Engineer 
ACE: Authentication Server for SecurID 
ACENet: Accelerated Cost Effective Network 
ACF: Advanced Communications Function 
ACID: Atomicity - Consistency - Isolation - Durability 
ACIT: Applications & Consulting Information Technology 
ACK: acknowledgment 
ACL: Access Control List 
ACL: Active Current Loop 
ACM: Association for Computing Machinery 
ACMC: Australasian Computer Music Conference 
ACME: Automated Classification of Medical Entities 
ACP: Associate Computing Professional 
ACPI: Advanced Configuration and Power Interface 
ACPT: Apple Certified Portable Technician 
ACR: Allowed Cell Rate 
ACR: Attenuation to Crosstalk Ratio 
ACSA: Apple Certified System Administrator