Skip to content
Most important computer abbreviations asked in Previous compitative Exams :
1. CPU: Central Processing Unit
2. RAM: Random Access Memory
3. GPU: Graphics Processing Unit
4. HDD: Hard Disk Drive
5. SSD: Solid State Drive
6. BIOS: Basic Input/Output System
7. USB: Universal Serial Bus
8. LAN: Local Area Network
9. WAN: Wide Area Network
10. WLAN: Wireless Local Area Network
11. ISP: Internet Service Provider
12. DNS: Domain Name System
13. IP: Internet Protocol
14. HTTP: Hypertext Transfer Protocol
15. HTTPS: Hypertext Transfer Protocol Secure
16. FTP: File Transfer Protocol
17. URL: Uniform Resource Locator
18. HTML: Hypertext Markup Language
19. CSS: Cascading Style Sheets
20. JavaScript
21. PHP: Hypertext Preprocessor
22. SQL: Structured Query Language
23. API: Application Programming Interface
24. GUI: Graphical User Interface
25. OS: Operating System
26. BIOS: Basic Input/Output System
27. VPN: Virtual Private Network
28. Firewall
29. LAN: Local Area Network
30. WAN: Wide Area Network
31. VoIP: Voice over Internet Protocol
32. IoT: Internet of Things
33. AI: Artificial Intelligence
34. ML: Machine Learning
35. OCR: Optical Character Recognition
36. CAPTCHA: Completely Automated Public Turing test to tell Computers and Humans Apart
37. SSL: Secure Sockets Layer
38. TLS: Transport Layer Security
39. JSON: JavaScript Object Notation
40. XML: eXtensible Markup Language
41. PDF: Portable Document Format
42. JPEG: Joint Photographic Experts Group
43. GIF: Graphics Interchange Format
44. PNG: Portable Network Graphics
45. RAID: Redundant Array of Independent Disks
46. CMS: Content Management System
47. URL: Uniform Resource Locator
48. QR Code: Quick Response Code
49. ERP: Enterprise Resource Planning
50. CRM: Customer Relationship Management
51. DNS: Domain Name System
52. DHCP: Dynamic Host Configuration Protocol
53. NAT: Network Address Translation
54. RAID: Redundant Array of Independent Disks
55. FTP: File Transfer Protocol
56. HTTP: Hypertext Transfer Protocol
57. HTTPS: Hypertext Transfer Protocol Secure
58. SMB: Server Message Block
59. DHCP: Dynamic Host Configuration Protocol
60. VLAN: Virtual Local Area Network
61. NVR: Network Video Recorder
62. VPN: Virtual Private Network
63. MAC: Media Access Control
64. RFID: Radio-Frequency Identification
65. TCP/IP: Transmission Control Protocol/Internet Protocol
66. ASCII: American Standard Code for Information Interchange
67. BIOS: Basic Input/Output System
68. CMOS: Complementary Metal-Oxide-Semiconductor
69. CUDA: Compute Unified Device Architecture
70. DOS: Disk Operating System
71. EULA: End-User License Agreement
72. GUI: Graphical User Interface
73. JSON: JavaScript Object Notation
74. LAN: Local Area Network
75. LCD: Liquid Crystal Display
76. LED: Light-Emitting Diode
77. ASCII: American Standard Code for Information Interchange
78. GPS: Global Positioning System
79. VPN: Virtual Private Network
80. WPA: Wi-Fi Protected Access
81. RDBMS: Relational Database Management System
82. DNSSEC: Domain Name System Security Extensions
84. SSH: Secure Shell
85. FTPS: File Transfer Protocol Secure
86. P2P: Peer-to-Peer
87. CDN: Content Delivery Network
88. HTML5: Hypertext Markup Language version 5
89. AJAX: Asynchronous JavaScript and XML
90. JVM: Java Virtual Machine
91. SDK: Software Development Kit
92. IDE: Integrated Development Environment
93. ASCII: American Standard Code for Information Interchange
94. WYSIWYG: What You See Is What You Get
95. SaaS: Software as a Service
96. IaaS: Infrastructure as a Service
97. PaaS: Platform as a Service
98. DDoS: Distributed Denial of Service
99. XML-RPC: Extensible Markup Language Remote Procedure Call
100. SMB: Small and Medium-sized Business
101. LDAP: Lightweight Directory Access Protocol
102. QR Code: Quick Response Code
103. URI: Uniform Resource Identifier
104. CMS: Content Management System
105. SSO: Single Sign-On
106. XSS: Cross-Site Scripting
107. CSRF: Cross-Site Request Forgery
108. API: Application Programming Interface
109. CRUD: Create, Read, Update, Delete
110. URI: Uniform Resource Identifier
111. KPI: Key Performance Indicator
112. SSD: Solid State Drive
113. RAID: Redundant Array of Independent Disks
114. DRAM: Dynamic Random Access Memory
115. MIME: Multipurpose Internet Mail Extensions
116. FPGA: Field-Programmable Gate Array
117. CPU: Central Processing Unit
118. GPU: Graphics Processing Unit
119. ASCII: American Standard Code for Information Interchange
120. VPN: Virtual Private Network
121. LAN: Local Area Network
122. WAN: Wide Area Network
123. VLAN: Virtual Local Area Network
124. IPv4: Internet Protocol version 4
125. IPv6: Internet Protocol version 6
126. NAT: Network Address Translation
127. MAC Address: Media Access Control Address
128. DNS: Domain Name System
129. CDN: Content Delivery Network
130. DOS: Disk Operating System
131. GUI: Graphical User Interface
132. CLI: Command Line Interface
133. URI: Uniform Resource Identifier
134. URL: Uniform Resource Locator
135. XML: Extensible Markup Language
136. JSON: JavaScript Object Notation
137. HTML: Hypertext Markup Language
138. CSS: Cascading Style Sheets
139. SSL: Secure Sockets Layer
140. TLS: Transport Layer Security
141. TCP: Transmission Control Protocol
142. UDP: User Datagram Protocol
143. HTTP: Hypertext Transfer Protocol
144. HTTPS: Hypertext Transfer Protocol Secure
145. FTP: File Transfer Protocol
146. SMTP: Simple Mail Transfer Protocol
147. POP: Post Office Protocol
148. IMAP: Internet Message Access Protocol
149. VoIP: Voice over Internet Protocol
150. HTML5: Hypertext Markup Language version 5
151. CSS3: Cascading Style Sheets version 3
152. JS: JavaScript
153. PHP: Hypertext Preprocessor
154. SQL: Structured Query Language
155. REST: Representational State Transfer
156. SOAP: Simple Object Access Protocol
157. AJAX: Asynchronous JavaScript and XML
158. JVM: Java Virtual Machine
159. CLR: Common Language Runtime
160. API: Application Programming Interface
161. SDK: Software Development Kit
162. IDE: Integrated Development Environment
163. CMS: Content Management System
164. ERP: Enterprise Resource Planning
165. CRM: Customer Relationship Management
166. DNS: Domain Name System
167. DHCP: Dynamic Host Configuration Protocol
168. NAT: Network Address Translation
169. OSI: Open Systems Interconnection
170. TCP/IP: Transmission Control Protocol/Internet Protocol
171. LAN: Local Area Network
172. WAN: Wide Area Network
173. WLAN: Wireless Local Area Network
174. PAN: Personal Area Network
175. MAN: Metropolitan Area Network
176. CDN: Content Delivery Network
177. DDoS: Distributed Denial of Service
178. XSS: Cross-Site Scripting
179. CSRF: Cross-Site Request Forgery
180. VPN: Virtual Private Network
181. PKI: Public Key Infrastructure
182. SSL/TLS: Secure Sockets Layer/Transport Layer Security
183. HTTP/2: Hypertext Transfer Protocol version 2
184. MQTT: Message Queuing Telemetry Transport
185. SSH: Secure Shell
186. P2P: Peer-to-Peer
187. CDN: Content Delivery Network
188. XSS: Cross-Site Scripting
189. CSRF: Cross-Site Request Forgery
190. API: Application Programming Interface
191. CLI: Command Line Interface
192. GUI: Graphical User Interface
193. UX: User Experience
194. UI: User Interface
195. HTML: Hypertext Markup Language
196. CSS: Cascading Style Sheets
197. DNS: Domain Name System
198. HTTP: Hypertext Transfer Protocol
199. HTTPS: Hypertext Transfer Protocol Secure
200. URL: Uniform Resource Locator