110 Mobile and Wireless Technology MCQ's
Mobile and Wireless Technology 110 Objective Questions 1. Typical speech power A. 10 to 1000 µW B. 100 to 1000 mW C. 10 to 1000 nW D. 100 to 1000 pW 2. The maximum intelligibility for voice frequency is located between A. 250 and 500 Hz B. 1000 and 3000 Hz C. 500 and 1000 Hz D. 3000 and 5000 Hz 3. The maximum voice energy is located between A. 250 and 500 Hz B. 1000 and 3000 Hz C. 500 and 1000 Hz D. 3000 and 5000 Hz 4. A device used to measure speech volume. A. speech meter B. volume meter C. volume unit meter D. speedometer 5. By definition, for a sine wave A. 0 dBm = 0 V.U. B. 0 dBW = 0 V.U. C. 0 dBa = 0 V.U. D. 0 dBf = 0 V.U. 6. Presently, this is the “standard” frequency bandwidth for voice transmission. A. 0 to 4000 Hz B. 100 to 3400 Hz C. 300 to 3400 Hz D. 300 to 3000 Hz 7. Which of the following is commonly used wire for subscriber loop design? A. AWG # 19 B. AWG # 18 C. AWG # 30 D. AWG # 33 8. The resistance limit for No. 2 Crossbar Exchange (US) is A. 1300 Ω B....