Mobile Systems and Networks MCQs – Chapter 9 DAE 10 min Score: 0 Attempted: 0/10 Subscribe 1. One of the following is a characteristic of mobile telephone system? (A) Radio Link (B) Microwave link (C) Tetherless link (D) NoneShow All Answers 2. In a mobile phone system, the radio link performs the function of in a fixed network? (A) None (B) Transmission (C) Multiplexing (D) Local LoopShow All Answers 3. Heart of the mobile system is? (A) Allocate frequencies (B) All are Correct (C) Mobility (D) Access mechanismShow All Answers 4. In microwave range, radio waves follow? (A) Both A & B (B) Ground propagation (C) Line of sight propagation (D) NoneShow All Answers 5. There is no radiation at? (A) Right angles to antenna length (B) Around the antenna (C) At the two ends of antenna (D) NoneShow All Answers 6. Radio waves travel in the air like? (A) Water waves (B) EM waves (C) Light waves (D) NoneShow All Answers 7. Shape of electromagnetic signal is? (A) Saw tooth wave (B) Square wave (C) Sine wave (D) Pulse waveShow All Answers 8. Modulation techniques used in GSM is? (A) FM (B) AM (C) FSK (D) PAMShow All Answers 9. Which modulation technique is used in 3G system? (A) PM (B) AM (C) CFM (D) DPAMShow All Answers 10. Each cell of cellular network consists of? (A) Radio Mast (B) Transmitting/Receiving Radio Equipment (C) All of these (D) Local Control SystemShow All Answers
