The Indian Space Research Organisation (ISRO) is the national space agency of India, headquartered in Bengaluru. It operates under the Department of Space (DOS) which is directly overseen by the Prime Minister of India, while Chairman of ISRO acts as executive of DOS as well. ISRO is the primary agency in India to perform tasks related to space based applications, space exploration and development of related technologies.

The Liberation Tigers of Tamil Eelam (LTTE) was a Tamil militant organization that was based in northeastern Sri Lanka. Its aim was to secure an independent state of Tamil Eelam in the north and east in response to the state policies of successive Sri Lankan governments that were widely considered to be discriminatory towards the minority Sri Lankan Tamils, as well as the oppressive actions including anti-Tamil pogroms in 1956 and 1958 carried out by the majority Sinhalese.

The logical name (LN) is the name that displays in Process user interfaces and user-defined applications (such as step processors and work performers). A system administrator or other user specifies the logical name when creating the queue, roster, event log, field, or index.

The Central Board of Secondary Education is a national level board of education in India for public and private schools, controlled and managed by Union Government of India. There are approximately 21,271 schools in India and 220 schools in 28 foreign countries affiliated to the CBSE.

The Central Bureau of Investigation (CBI) is the premier investigating agency of India. Operating under the jurisdiction of the Ministry of Personnel, Public Grievances and Pensions(India), Originally set up to investigate bribery and governmental corruption, in 1965 it received expanded jurisdiction to investigate breaches of central laws enforceable by the Government of India, multi-state organised crime, multi-agency or international cases.

The National Defence Academy (NDA) is the joint defence service training institute of the Indian Armed Forces, where cadets of the three services i.e. the Indian Army, the Indian Navy and the Indian Air Force train together before they go on to respective service academy for further pre-commission training. The NDA is located in Khadakwasla, Pune, Maharashtra. It is the first tri-service academy in the world.

The Comprehensive Test Ban Treaty (CTBT) prohibits "any nuclear weapon test explosion or any other nuclear explosion" anywhere in the world. The treaty was opened for signature in September 1996, and has been signed by 185 nations and ratified by 170. The treaty cannot enter into force until it is ratified by 44 specific nations, eight of which have yet to do so: China, India, Pakistan, North Korea, Israel, Iran, Egypt, and the United States.

The Education and Research Network (ERNET) is an autonomous scientific society of the Ministry of Electronics and Information Technology, Government of India. ERNET has made a significant contribution to the emergence of networking in the country. It practically brought the Internet to India and has built up national capabilities in the area of net-working, especially in protocol software engineering.

The Federal Bureau of Investigation (FBI) is the domestic intelligence and security service of the United States and its principal federal law enforcement agency. Operating under the jurisdiction of the United States Department of Justice, the FBI is also a member of the U.S. Intelligence Community and reports to both the Attorney General and the Director of National Intelligence.

The American Institute of Aeronautics and Astronautics (AIAA) is a professional society for the field of aerospace engineering. The AIAA is the U.S. representative on the International Astronautical Federation and the International Council of the Aeronautical Sciences.

The American National Standards Institute is a private non-profit organization that oversees the development of voluntary consensus standards for products, services, processes, systems, and personnel in the United States.

The British Broadcasting Corporation (BBC) is the national broadcaster of the United Kingdom. Headquartered at Broadcasting House in London, it is the world's oldest national broadcaster, and the largest broadcaster in the world by number of employees, employing over 22,000 staff in total, of whom approximately 19,000 are in public-sector broadcasting.

The British National Space Centre (BNSC) was an agency of the Government of the United Kingdom, organised in 1985, that coordinated civil space activities for the UK. It was replaced on 1 April 2010 by the United Kingdom Space Agency (UKSA).

The Bureau of Indian Standards (BIS) is the National Standards Body of India under Department of Consumer affairs, Ministry of Consumer Affairs, Food & Public Distribution, Government of India. It is established by the Bureau of Indian Standards Act, 2016 which came into effect on 12 October 2017.

Subscriber trunk dialling, also known as subscriber toll dialing, is a telephone numbering plan feature and telecommunications technology for the dialing of trunk calls by telephone subscribers without the assistance from switchboard operators. The technology was introduced in the United Kingdom in the 1950s.

Test of English as a Foreign Language (TOEFL) is a standardized test to measure the English language ability of non-native speakers wishing to enroll in English-speaking universities. The test is accepted by more than 11,000 universities and other institutions in over 150 countries. TOEFL is one of the two major English-language tests in the world, the other being the IELTS.

The abbreviation LCM stands for Least Common Multiple. The least common multiple of a number is the smallest number that is the product of two or more numbers. The least common multiple can be calculated for two or more integers as well as two or more fractions. The least common multiple of two numbers is the lowest possible number that can be divisible by both numbers.

The All India Institutes of Medical Sciences (AIIMS) are a group of autonomous government public medical universities of higher education under the jurisdiction of Ministry of Health and Family Welfare, Government of India. These institutes have been declared by an Act of Parliament as Institutes of National Importance. AIIMS New Delhi, the forerunner institute, was established in 1956 under the All India Institute of Medical Sciences Act, 2012.

The All India Trade Union Congress (AITUC) is the oldest trade union federation in India. It is associated with the Communist Party of India. According to provisional statistics from the Ministry of Labour, AITUC had a membership of 14.2 million in 2013. It was founded on 31 October 1920 with Lala Lajpat Rai as its first president.

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