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Consider the following : 1. Bluetooth device 2. Cordless phone 3. Microwave oven 4. Wi-Fi device Which of the above can operate between 2.4 and 2.5 GH
Which among the following do/does not belong/belongs to the GSM family of wireless technologies?
Who among the following is considered as the inventor of the World Wide Web (WWW)?
Consider the following statements: 1. INS Sindhughosh is an aircraft carrier. 2. INS Viraat is a submarine. Which of the statements given above is/are
Who of the following scientists proved that the stars with mass less than 1·44 times the mass of the Sun end up as White Dwarfs when they die ?
The correct answer is option (d): Communication technology. Watch the detailed video explanation in our Sherlocking Prelims course on UnlockIAS.
This question was asked in UPSC CSE Prelims 2009, GS Paper 1, as Question 137. It falls under Science & Technology > Computer & Information Technology.
This question is rated "easy". It tests basic recall and most well-prepared aspirants should answer it correctly.
UPSC has asked 50 questions from Computer & Information Technology (under Science & Technology) across multiple years. Visit the topic page to see the full list and year-wise trends.