1. For 128 quantization levels, what is the size of each sample signal? 2. Suppose an analog audio signal is sampled 8,000 times per second, and each sample is quantized into one of 512 levels. What...

1. For 128 quantization levels, what is the size of each sample signal?

2. Suppose an analog audio signal is sampled 8,000 times per second, and each sample is quantized into one of 512 levels. What would be the resulting bit rate of the PCM digital audio signal?

3. Many Internet companies today provide streaming video, including YouTube (Google), Netflix, and Hulu. Streaming stored video has three key distinguishing features. List them.