QUESTION 57 Q57: Which effect takes place if a signal is sampled fewer times than what...

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QUESTION 57 Q57: Which effect takes place if a signal is sampled fewer times than what the Nyquist Theorem recommends? (a) offset O a. O b. O c. O d. O e. QUESTION 58 (b) drift Q58: What is 50% of - 10 dBm? (a) +5 dBm a. O b. O c. O d. O e. (c) cooling (d) aliasing (e) overheating (b) 0 dBm (c) - 5 dBm (d) -10 dBm (e)- 13 dBm QUESTION 59 Q59: The bandwidth of a system is taken as the frequency at which the output power of the system reduces with respect to the low frequency output power by a factor of: (a) 0.5 O a. O b. O c. O d. O e. (b) 1 (c) 2 (d) 3 (e) 4 QUESTION 60 Q60: An analogue signal of baseband bandwidth 4 kHz is to be sampled and transmitted as sampled data. What is the 'minimum' sampling frequency? (a) 2 kHz (b) 4 kHz a. O b. O c. d. O e. (c) 6 kHz (d) 8 kHz (e) 10 kHz QUESTION 57 Q57: Which effect takes place if a signal is sampled fewer times than what the Nyquist Theorem recommends? (a) offset O a. O b. O c. O d. O e. QUESTION 58 (b) drift Q58: What is 50% of - 10 dBm? (a) +5 dBm a. O b. O c. O d. O e. (c) cooling (d) aliasing (e) overheating (b) 0 dBm (c) - 5 dBm (d) -10 dBm (e)- 13 dBm QUESTION 59 Q59: The bandwidth of a system is taken as the frequency at which the output power of the system reduces with respect to the low frequency output power by a factor of: (a) 0.5 O a. O b. O c. O d. O e. (b) 1 (c) 2 (d) 3 (e) 4 QUESTION 60 Q60: An analogue signal of baseband bandwidth 4 kHz is to be sampled and transmitted as sampled data. What is the 'minimum' sampling frequency? (a) 2 kHz (b) 4 kHz a. O b. O c. d. O e. (c) 6 kHz (d) 8 kHz (e) 10 kHz