Source: Business Line. Spectrum frequency and uses: S.NoSpectrum frequencyUsed byUses 1. 540 Khz AM Radio Used by All India Radio 2. 5.95 Mhz-26.1 Mhz Short Wave Radio Radio stations to transmit over long distance 3. 54-88 Mhz Doordarshan Channels 2-6 4. 88-108 Mhz FM Radio FM Radio channels 5. 145-860 Mhz Cable TV Cable TV channels use wide range of frequencies 6. 800-1900 Mhz Mobile Phones 2G mobile services 7. 2100 Mhz Mobile Phones 3G mobile services 8. 2300 Mhz Broadband Wireless LTE and WiMax service providers 9. 2500 Mhz S Band Satellite services … [Read more...]
Technology and IT quiz: 24 questions and answers
KBC questions and answers: 1. Which country keeps time 15 minutes ahead of Indian standard time? Answer: Nepal. 2. Charaka was an ayurvedic physician to which king of ancient India? Answer: Kanishka. Technology quiz questions & answers: 1. What is the full form of T9? Answer: Text on 9 Keys developed by the Tegic Communications. 2. Which famous company acquired Sun Microsystems? Answer: ORACLE. 3. What is the Google headquarters called? Answer: Googleplex (reference to googolplex, the name given to the large number 1010100, or 10googol). 4. It was started in 1984 with an initial mission of building indigenous supercomputers in India headquartered at Pune presently. What are we talking about? Answer: C-DAC (Centre for Development of Advanced Computing). 5. Which is the famous video game company whose name when translated from Japanese to English roughly gives the phrase “leave luck to heaven”? This company was initially started as a producer of playing cards. Which is this famous company? Answer: Nintendo founded by Nintendo Koppai. 6. What is the full form of “DOCOMO”? Answer: Do Communication Over The Mobile Network. 7. Jerry Yang and David Filo founded this company. This company gets its name from a fictional character of Gulliver’s travels. Which is this famous company? Answer: YAHOO!. 8. It is a line of consumer-oriented laptop computers designed by Lenovo. The computers were put on the market in January 2008 as entirely Lenovo products, and were not produced by IBM. What are … [Read more...]




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