February 12th 2023

The full form of “computer” is “Common Operating Machine Purposely Used for Technological and Educational Research.” However, it is worth noting that this full form is not commonly used or widely recognized in modern times, and the term “computer” is typically used as a standalone word to refer to electronic devices used for processing and storing data.

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In this A to Z Computer full form List knowledge glow will provide all the basic and advanced computer terms full form, computer parts name and their full form.

Common Computer Full Forms List

RAM – Random Access Memory

ROM – Read-Only Memory

CPU – Central Processing Unit

GPU – Graphics Processing Unit

HDD – Hard Disk Drive

SSD – Solid State Drive

USB – Universal Serial Bus

LAN – Local Area Network

WAN – Wide Area Network

Wi-Fi – Wireless Fidelity

ISP – Internet Service Provider

HTML – Hypertext Markup Language

HTTP – Hypertext Transfer Protocol

URL – Uniform Resource Locator

PDF – Portable Document Format

JPEG – Joint Photographic Experts Group

MP3 – MPEG Audio Layer-3

MPEG – Moving Picture Experts Group

VPN – Virtual Private Network

DNS – Domain Name System

A to Z Computer full form List

S.No	Abbreviation	Full Form
1	AAC	Advanced Audio Codec
2	ABC	Atanasoff-Berry Computer
3	ABI	Application Binary Interface
4	ABR	Available Bit Rate
5	ACL	Access Control List
6	ACPI	Advanced Configuration and Power Interface
7	AD	Active Directory
8	ADC	Analog to Digital Converter
9	AGA	Advanced Graphics Architecture
10	AGP	Accelerated Graphics Port
11	AHA	Accelerated Hub Architecture
12	AIFF	Audio Interchange File Format
13	ALU	Arithmetic Logical Unit
14	AMD	Advanced Micro Devices
15	AMR	Adaptive Multi-Rate
16	APIPA	Automatic Private Internet Protocol Addressing
17	APM	Advanced Power Management
18	ARPANET	Advanced Research Projects Agency Network
19	ASCII	American Standard Code for Information Interchange
20	ASF	Advanced Systems Format
21	ASL	Age Sex Location
22	ASR	Automated System Recovery
23	AST	Abstract Syntax Tree
24	ATA	Advanced Technology Attachment
25	AVC	Advanced Video Coding
26	AVI	Audio Video Interleave
27	BAL	Basic Assembly Language
28	BAT	Microsoft Batch Processing
29	BCC	Blind Carbon Copy
30	BCD	Binary Coded Decimal
31	BCR	Bar Code Reader
32	BER	Bit Error Rate
33	BFD	Binary File Descriptor
34	BGA	Ball Grid Array
35	BGP	Border Gateway Protocol
36	BiDi	Bi–Directional
37	BINAC	Binary Automatic Computer
38	BIOS	Basic Input Output System
39	BLOB	Binary large Object
40	BOSS	Bharat Operating System Solutions
41	BPI	Bytes Per Inch
42	BPS	Bits Per Second
43	BSOD	Blue Screen of Death
44	BTX	Balanced Technology Extended
45	BWF	Broadcast Wave Format
46	BY	Bronto-bytes
47	CAD	Computer Aided Design
48	CAE	Computer–Aided Engineering
49	CAI	Computer–Aided Instruction
50	CAL	Computer Aided Leering
51	CAM	Computer Aided Manufacturing
52	CAN	Campus Area Network
53	CAN	Controller Area Network
54	CAQA	Computer–Aided Quality Assurance
55	CASE	Computer-Aided Software Engineering
56	CBEMA	Computer Business Equipment Manufacturers Association
57	CCD	Charged Coupled Device
58	CCS	Common Command Set
59	CD	Compact Disc
60	CD-R	Compact Disk – Recordable.
61	CD-ROM	Compact Disk-Read Only Memory
62	CDN	Content Delivery Network
63	CGA	Color Graphics Array
64	CGI	Common Gateway Interface
65	CIDR	Classless Inter-Domain Routing
66	CIFS	Common Internet File System
67	CISC	Complex Instruction Set Computer
68	CMD	Command
69	CMOS	Complementary Metal–Oxide–Semiconductor
70	CNR	Communication Network Riser
71	CPU	Central Processing Unit
72	CRC	Cyclic Redundancy Check
73	CRIMM	Continuity-Rambus Inline Memory Module
74	CRS	Computer Reservation System
75	CRT	Cathode Ray Tube
76	CSI	Common System Interface
77	CSMA	Carrier Sense Multiple Access
78	CSV	Comma Separated Values
79	CTCP	Client–to–Client Protocol
80	CTL	Computation Tree Logic
81	CTS	Clear to Send
82	CUA	Common User Access
83	CUPS	Common Unix Printing System
84	D2D	Device to Device
85	DAC	Discretionary Access Control
86	DAP	Direct Access Protocol
87	DAT	Digital Audio Tape
88	DBA	DataBase Administrator
89	DBSN	Database Source Name
90	DCE	Distributed Computing Environment
91	DDR	Double Data Rate
92	DDS	Digital Data Storage
93	DEC	Digital Equipment Corporation
94	DFD	Data Flow Diagram
95	DFS	Distributed File System
96	DHCP	Dynamic Host Configuration Protocol
97	DIMM	Dual In-Line Memory Module
98	DIVX	DIgital Video Express
99	DKIM	Domain Keys Identified Mail
100	DLL	Data Link Layer
101	DLL	Dynamic Link Library
102	DLP	Digital Light Processing
103	DLT	Distributed Ledger Technology
104	DMA	Direct Memory Access
105	DMI	Desktop Management Interface
106	DOC	Document (Microsoft Corporation)
107	DOS	Disk Operating System
108	DPI	Dots Per Inch
109	DPMS	Display Power Management Signaling
110	DRAM	Dynamic Random-Access Memory
111	DSHD	Double Sided High Density
112	DSL	Domain–Specific Language
113	DTE	Data Terminal Equipment
114	DTP	Desktop Publishing
115	DTR	Data Terminal Ready
116	DTS	Digital Theater System
117	DVD	Digital Versatile Disc
118	DVD	Digital Video Disc
119	DVE	Digital Video Effects
120	DVI	Digital Visual Interface
121	DVR	Digital Video Recorder
122	DWM	Desktop Window Manager
123	EB	Exa-bytes
124	EBCDIC	Extended Binary Coded Decimal Interchange Code
125	ECP	Extended Capabilities Port
126	EDP	Electronic Data Processing
127	EEPROM	Electrically Erasable Programmable Read-Only Memory
128	EFS	Encrypting File System
129	EGP	Exterior Gateway Protocol
130	EIDE	Enhanced Integrated Drive Electronics
131	EIGRP	Enhanced Interior Gateway Routing Protocol
132	EISA	Extended Industry Standard Architecture
133	ELF	Executable and Linkable Format
134	EMP	Electro-Magnetic Pulse
135	ENI	Elastic Network Interface
136	ENIAC	Electronic Numerical Integrator and Computer
137	ENIAC	Electronic Numerical Integrator and Compute
138	EOF	End of File
139	EPP	Enhanced Parallel Port
140	EPROM	Erasable Programmable Read Only Memory
141	ERD	Emergency Repair Disk
142	ERP	Enterprise Resource Planning
143	ESD	Electro Static Discharge
144	EVC	Ethernet Virtual Circuit
145	EVDO	Evolution Data Optimized Or Evolution Data Only
146	FAT	File Allocation Table
147	FCPGA	Flip Chip Pin Grid Array
148	FCS	Frame Check Sequence
149	FDC	Floppy Disk Controller
150	FDD	Floppy Disk Drive
151	FDDI	Fiber Distributed Data Interface
152	FDMA	Frequency-Division Multiple Access
153	FHS	Filesystem Hierarchy Standard
154	FPU	Floating Point Unit
155	FTP	File Transfer Protocol
156	FXP	File Exchange Protocol
157	FYA	For Your Action
158	GB	Giga-bytes
159	GBPS	Gigabits Per Second
160	GCR	Group Code Recording
161	GDI	Graphics Device Interface
162	GIF	Graphics Interchange Format
163	GIGO	Garbage In Garbage Out
164	GIS	Geographical Information system
165	GMAIL	Graphical Mail
166	GP	Graphics port
167	GPL	General Public License
168	GPU	Graphics Processing Unit
169	GUI	Graphical User Interface
170	HAL	Hardware Abstraction Layer
171	HAN	Home Area Network
172	HCI	Human Computer Interaction
173	HCL	Hardware Compatibility List
174	HD	High Definition
175	HDD	Hard Disk Drive
176	HDMI	High Definition Multimedia Interface
177	HHD	Hybrid Hard Drive
178	HID	Human Interface Device
179	HIG	Human Interface Guidelines
180	HP	Hewlett Packard
181	HPC	High-Performance Computing
182	HPFS	High Performance File System
183	HSDPA	High Speed Downlink Packet Access
184	HSPA	High Speed Packet Access
185	HSSI	High-Speed Serial Interface
186	HSUPA	High-Speed Uplink Packet Access
187	HTM	Hierarchical Temporal Memory
188	HTPC	Home Theatre Personal Computer
189	HTTP	Hyper Text Transfer Protocol
190	HTTPS	Hyper Text Transfer Protocol Secure
191	HTX	Hyper Transport Expansion
192	HVD	Holographic Versatile Disk
193	ICP	Internet Cache Protocol
194	ICR	Intelligent Character Recognition
195	ICS	Internet Connection Sharing
196	IGRP	Interior Gateway Routing Protocol
197	IHV	Independent Hardware Vendor
198	IIOP	Internet Inter-ORB Protocol
199	IIS	Internet Information Services
200	IMAP	Internet Message Access Protocol
201	IOS	iPhone Operating System
202	IOS	Internetwork Operating System
203	IP	Internet Protocol
204	IPC	Inter-Process Communication
205	IPP	Internet Printing Protocol
206	IPV4	Internet Protocol Version 4
207	IPV6	Internet Protocol Version 6
208	IPX	Internetwork Packet Exchange
209	IRC	Internet Relay Chat
210	IRQ	Interrupt Request
211	ISA	Instruction Set Architecture
212	ISA	Industry Standard Architecture
213	ISC	Internet Storm Center
214	ISCSI	Internet Small Computer Storage Interface
215	ISH	Information Super Highway
216	ISP	Internet Service Provider
217	ISR	Interrupt Service Routine
218	ISV	Independent Software Vendor
219	IVR	Interactive Voice Response
220	JPEG	Joint Photographic Experts Group
221	JPG	Joint Photographic Expert Group
222	KB	Kilo-bytes
223	KBPS	Kilobits Per Second
224	LAN	Local Area Network
225	LBA	Logical Block Addressing
226	LDAP	Lightweight Directory Access Protocol
227	LLC	Logical Link Control
228	LPX	Low Profile Extension
229	LSB	Least Significant Byte
230	LSB	Least Significant Bit
231	LSI	Large-Scale Integration
232	LSTM	Long Short-Term Memory
233	LTE	Long Term Evolution
234	M3G	Mobile 3D Graphics
235	MAC	Media Access Control
236	Mac	Macintosh
237	MAN	Metropolitan Area Network
238	MAPI	Messaging Application Program Interface
239	MB	Mega-bytes
240	MBCS	Multi Byte Character Set
241	MBR	Master Boot Record
242	MBSA	Microsoft Baseline Security Analyzer
243	MCR	Multivariant Curve Resolution
244	MDI	Multiple Document Interface
245	MFA	Multi-Factor Authentication
246	MFD	Multi-Function Device
247	MFP	Multi-Function Product
248	MHz	Megahertz
249	MIDI	Musical Instrument Digital Interface
250	MIME	Multipurpose Internet Mail Extensions
251	MIMO	Multiple-Input Multiple Output
252	MIPS	Million Instructions Per Second
253	MIS	Management Information System
254	MLI	Multiple Link Interface
255	MMC	Microsoft Management Console
256	MMU	Memory Management Unit
257	MMX	Multi-Media Extensions
258	MNG	Multiple-image Network Graphics
259	MOSFET	Metal-Oxide Semiconductor Field Effect Transistor
260	MPEG	Moving Picture Experts Group
261	MPL	Mozilla Public License
262	MS-DOS	Microsoft Disk Operating System
263	MSB	Most Significant Bit
264	MSB	Most Significant Byte
265	MSD	Most significant Digit
266	MSDN	Microsoft Developer Network
267	MSI	Microsoft Installer
268	MSI	Medium Scale Integration
269	MSN	Microsoft Networks
270	MTA	Mail Transfer Agent
271	MTBF	Mean Time Between Failure
272	MTP	Media Transfer Protocol
273	MUI	Multilingual User Interface
274	MVS	Multiple Vendor System
275	NAP	Network Access Point
276	NAP	Network Access Protection
277	NAS	Network Attached Storage
278	NFS	Network File System
279	NIC	Network Interface Card
280	NID	Network Interface Device
281	NIU	Network Interface Unit
282	NMI	Non-Maskable Interrupt
283	NMS	Network Management System
284	NOS	Network Operating System
285	NTFS	New Technology File System
286	NTP	Network Time Protocol
287	NVRAM	Non-Volatile Random-Access Memory
288	OCR	Optical Character Reader
289	OMR	Optical Mark Recognition
290	OOP	Object Oriented programming
291	OOPS	Object-Oriented Programming System
292	OS	Operating System
293	OSI	Open Systems Interconnection
294	P2P	Peer-To-Peer
295	PAL	Phase Alternation Line
296	PAN	Personal Area Network
297	PAP	Password Authentication Protocol
298	PATA	Parallel Advanced Technology Attachment
299	PB	Peta-bytes
300	PC	Personal Computer
301	PCB	Process Control Block
302	PCI	Peripheral Component Interconnect
303	PCM	Pulse-Code Modulation
304	PDF	Portable Document Format
305	PDP	Plasma Display Panel
306	PFA	Please Find Attached
307	PIC	Peripheral Interface Controller
308	PINE	Program for Internet News and Email
309	PING	Packet InterNet Groper
310	PIO	Programmed Input/Output
311	PKI	Public key Infrastructure
312	PLC	Programmable Logic Controller
313	PNG	Portable Network Graphics
314	POP	Post Office Protocol
315	POST	Power on self-test
316	PPI	Pixels Per Inch
317	PPT	PowerPoint Presentation
318	PSD	Photoshop Document
319	PSU	Power Supply Unit
320	PTP	Picture Transfer Protocol
321	RAID	Redundant Array of Inexpensive Disks
322	RAIT	Redundant Array of Inexpensive Tapes
323	RAM	Random Access Memory
324	RAS	Remote Access Service
325	RDBMS	Relation Database Management System
326	RDF	Resource Description Framework
327	RGB	Red, Green, Blue
328	RIFF	Resource Interchange File Format
329	RIP	Routing Information Protocol
330	RIS	Remote Installation Service
331	RISC	Reduced Instruction Set Computer
332	RJ45	Registered Jack 45
333	RMA	Returned Materials Authorization
334	ROM	Read Only Memory
335	RPM	Red-Hat Package Manager
336	RTOS	Real Time Operating System
337	RTS	Real Time Streaming
338	SAN	Storage Area Network
339	SAP	System Application and Products
340	SATA	Serial Advanced Technology Attachment
341	SBU	Standard Build Unit
342	SCSI	Small Computer System Interface
343	SDL	Software and Documentation Localization
344	SDN	Service Delivery Network
345	SDR	Software-Defined Radio
346	SEC	Single Edge Connector
347	SFC	System File Checker
348