1. B

2. B (bulb)

3. B Frames, B-Frames

4. B2B (Business-to-Business)

5. B2C (Business to Consumer e-Commerce)

6. B4 (Before)

7. B4N (Bye for now)

8. back door

9. back end

10. back office

11. back office application

12. Back Orifice

13. backbone

14. backbone network

15. back-end

16. background (1)

17. background (2)

18. background printing

19. backhaul (1)

20. backhaul (2)

21. backlight

22. backlight bleeding

23. backlit

24. backoff time

25. backplane

26. backside bus

27. backtracking

28. backup

29. backup and recovery

30. backup copy

31. backward compatibility

32. badge reader

33. BAK (Back at the keyboard)

34. balun

35. band (1)

36. band (2)

37. bandwidth (1)

38. bandwidth (2)

39. bandwidth (3)

40. bank card

41. bank switching

42. banner

43. banner ad

44. Banyan Vines (Banyan Virtual Integrated Network Service)

45. bar code scanner

46. bar code, barcode

47. Barker code

48. barrel shifter

49. base class

50. base station

51. Base64

52. baseband

53. baseband transmission

54. bash shell (Bourne Again SHell)

55. BASIC (Beginnerís All-purpose Symbolic Instruction Code)

56. basic service

57. BAT (Baby AT) motherboard

58. BAT file

59. batch

60. batch file

61. batch job

62. batch processing

63. battery

64. battery size

65. Baud

66. baud rate

67. Baudot code

68. bayonet

69. Bayonet Neill-Concelman connector

70. BBCode (Bulletin Board Code)

71. BBIAB (Be back in a bit)

72. BBL (Be Back Later)

73. BBN (Bye Bye Now)

74. BBS (Bulletin Board System)

75. Bcc (Blind carbon copy)

76. BCD (Binary Coded Decimal)

77. B-CDMA (Broadband-CDMA)

78. B-channel (Bearer channel)

79. BD (Blu-ray Disc)

80. BDE (Borland Database Engine)

81. Be

82. BEA Tuxedo

83. beacon channel

84. beacon removal

85. beaconing (1)

86. beaconing (2)

87. beaconing (3)

88. BEG (Big evil grin)

89. behavior

90. BellSouth Intelligent Wireless Network

91. benchmark (1)

92. benchmark (2)

93. BeOS

94. BER (Bit Error Rate)

95. BERT (Bit Error Rate Test)

96. beta

97. beta version

98. Betacam

99. Betamax

100. betweening

101. BFD (Big f***ing deal)

102. BFN (Bye for now)

103. BG (Big grin)

104. BGP (Border Gateway Protocol)

105. BI software (Business Intelligence software)

106. bi-endian

107. big endian

108. bilinear filtering

109. bilinear interpolation

110. bilinear texture mapping

111. bill presentment

112. BIN (Bank Identification Number)

113. BIN file

114. binary

115. binary code

116. binary file, binary

117. binary object

118. binary to text encoding

119. binary transfer

120. binary tree

121. BIND (Berkeley Internet Name Domain)

122. bind (1)

123. bind (2)

124. bind (3)

125. bindery

126. bindery services

127. BinHex

128. biometrics

129. BION (Believe It Or Not)

130. BIOS (Basic Input/Output System)

131. BIOYIOP (Blow it out your I/O port)

132. bipolar transistor

133. BIPS (Bank Internet Payment System)

134. B-ISDN (Broadband Integrated Services Digital Network)

135. bison

136. bisync

137. bit

138. bit depth

139. bit mask

140. bit pattern

141. bit rate, bitrate (1)

142. bit rate, bitrate (2)

143. bit robbing, bit-robbing

144. bit sequence

145. bit stream

146. bit string

147. BITD (Back In The Day)

148. bitmap font, bit-mapped font

149. bitmap graphics

150. bitmap image

151. BITNET (Because Itís Time NETwork)

152. bit-oriented protocol

153. BitTorrent

154. BizTalk

155. BL (Belly laughing)

156. BlackBerry

157. Blackbird

158. Blackcomb

159. blackout

160. blade

161. blade PC

162. blade server

163. blending

164. blind certificate

165. blind signature

166. blip (1)

167. blip (2)

168. blip (3)

169. blip (4)

170. bloatware

171. BLOB (Binary Large OBject)

172. block (1)

173. block (2)

174. block (3)

175. block (4)

176. block (5)

177. block cipher

178. block coding

179. block diagram

180. blockchain

181. blog (weBLOG)

182. blogroll

183. blooming

184. Blowfish

185. Bluetooth

186. blu-ray

187. BMP (bitmap)

188. BMS (Business Management System)

189. BNC connector

190. board

191. body

192. boilerplate

193. Booch

194. bookmark

195. bookmarklet

196. boolean

197. Boolean logic

198. boot (1)

199. boot (2)

200. boot block

201. boot device

202. boot disk

203. boot loader

204. boot manager

205. boot sector

206. boot virus

207. bootable diskette

208. bootable floppy

209. BootManager

210. BOOTP (BOOTstrap Protocol)

211. bootstrap loader

212. bot

213. BOTEC (Back-of-the-envelope calculation)

214. botnet (roBOT NETwork)

215. boundary scan

216. Bourne shell

217. BPDU (Bridge Protocol Data Unit)

218. BPL (Broadband Power Line) communication

219. BPM (Business Process Management)

220. BPML (Business Process Modeling Language)

221. bps (bits per second)

222. BPSK (Binary Phase Shift Keying, BiPhase Shift Keying)

223. brain dump

224. branch (1)

225. branch (2)

226. branch instruction

227. branch predication, predication

228. branch prediction

229. branding

230. BRB (Be right back)

231. breadcrumb trail

232. breakpoint

233. BRI (Basic-Rate Interface)

234. brick-and-mortar

235. bridge (1)

236. bridge (2)

237. bridge (3)

238. bridge mode

239. bridging

240. brightness

241. British Naval Connector

242. broadband (1)

243. broadband (2)

244. broadband router

245. broadband transmission (1)

246. broadband transmission (2)

247. broadcast (1)

248. broadcast (2)

249. broadcast address

250. broadcast domain

251. broadcast quality video

252. Brodia

253. broken link

254. broker

255. brownout

256. browser

257. brute force attack

258. BSC (Base Station Controller)

259. BSC (Binary Synchronous Communications)

260. BSD (Berkeley Systems Distribution)

261. BSOD (Blue Screen Of Death)

262. BSP (Business Service Provider)

263. BSS (Basic Service Set )

264. BSS (Broadcasting Satellite Service)

265. BTA (But then again...)

266. BTS (Base Transceiver Station)

267. BTW (By the way)

268. bubblejet printer

269. BUF (BUFfer gate)

270. buffer (1)

271. buffer (2)

272. buffer memory

273. buffer overflow

274. bug

275. bug fix

276. bugcheck

277. build

278. builder

279. burst

280. bus (1)

281. bus (2)

282. bus (3)

283. bus interface

284. bus master

285. Bus Mouse Connector

286. bus network

287. bus speed

288. bus topology

289. bus width

290. business desktop

291. business intelligence

292. business logic

293. business rule

294. business software

295. busy-wait

296. button (1)

297. button (2)

298. button battery

299. buyer

300. buzzword

301. BWA (Broadband Wireless Access)

302. BWTHDIK (But what the heck do I know...?)

303. BXXP (Blocks EXtensible EXchange Protocol)

304. BYOD (Bring Your Own Device)

305. Byte

306. byte order

307. bytecode

308. byte-oriented protocol