Abbreviations

The Capital of 'Australia' is 'Canberra'
S.No.	Short Name	Full Name
1	A.I.D.S.	Acquired Immune Deficiency Syndrome
2	A.I.I.M.S.	All India Institute od Medical Science
3	A.I.T.U.C.	All India Trade Union Congress
4	B.B.C.	British Broadcasting Corporation
5	B.S.F.	Border Security Force
6	B.H.E.L.	Bharat Heavy Electrical s Limited
7	C.I.A.	Central Intelligence Agency
8	C.C.I.	Cricket Club of India
9	C.N.N.	Cable News Network
10	C.B.I.	Central Bureau of Investigation
11	C.I.D.	Criminal Investigation Department
12	D.T.P.	Desk Top Publishing
13	E.C.G.	Electro Cardiogram
The 'Buenos Aires' is the capital of 'Argentina'
14	F.B.I.	Federal Bureau of Investigation
15	G.A.I.L.	Gas Authority of India Limited
16	G.I.C.	General Insurance Corporation
17	H.M.T.	Hindustan Machine Tools
18	I.S.T.	India Standard Time
19	INSAT	Indian National Satellite
20	I.S.I.	Indian Standard Institute
21	I.S.O.	International Standards Organisation
22	M.L.A.	Member of Legislative Assembly
23	M.P.	Member of Parliament
24	N.F.D.C.	National Film Development Corporation
25	N.C.C.	National Cadet Cour
26	N.R.I.	Non Resident of India
27	N.S.C.	National Saving Certificate
28	O.R.S.	Oral Re-hydration Solution
The Capital of 'Bhutan' is 'Thimphu'
29	P.I.N.	Postal Index Number
30	Q.M.S.	Quick Mail Services
31	R.B.I.	Reserve Bank of India
32	R.S.S.	Rastriya Swayam Sevak Sangh
33	S.A.I.L.	Stell Authority of India Limited
34	T.E.L.E.X.	Teleprinter Exchange
35	U.P.S.C.	Union Public Services
36	U.N.I.C.E.F.	United Nation's International Children's Emergency Found
37	V.C.	Vice Chancellor
38	W.H.O.	World Health Organization
39	INTERPOL	International Police Organization
40	3G	Third Generation
'Ottawa' is the capital of 'Canada'

Mobile/Technology Related
S.No.	Short Name	Full Name
1	ADJ	Adjustment
2	AUC	Authontication Center
3	BCMS	Basic Call Management Service
4	BSC	Base Station Controller
5	BTS	Base Transceiver Station
6	CDMA	Code Divisional Multiple Access
7	CDR	Call Detail Record
8	CLIP	Caller Line Identification Presentation
9	VAS	Value Added Services
10	VLR	Visitor Location Register
11	VMS	Voice Mail System
12	WAP	Wireless Application Protocol
13	WLL	Wireless in Local loop Limited
14	IN	Intelligence
15	IVR	Interactive Voice Response
16	LAN	Local Area Network
17	MMS	Multimedia Messaging Services
18	MSISDN	Mobile Station International Subscriber Destination Number
19	CLIR	Caller Line Identity Restriction
20	GPRS	General Packet Radio Services
21	GSM	Global System for Mobile communication
22	HLR	Home Location Register
23	IMSI	International Mobile Subscriber Identity
24	IMEI	International Mobile Equipment Identity
25	OCB	Outgoing Call Barring
26	OTA	Over The Air
27	MS	Mobile Station
28	MSC	Mobile Switching Center
29	PUK	'PIN' Unlock Key
30	POI	Point Of Inter-connectivity
31	PSIN	Public Switch Telephone Network
32	SIM	Subscriber Identity Module card
33	SMS	Short Message Service
34	SMSC	Short Message Service Center
35	STK	SIM Tool Kit
36	TAT	Turn Around Me
37	TDMA	Time Divisional Multiple Access
38	TRAI*	Telecom Regularly Authority of India
39	USSD	Un-structured Supplementary Service Data
40	HTTP	Hypertext Transfer Protocol
41	PDF	Portable Document Format
42	OCR	Optical Character Reader or Recognition