Compare and contrast periodic pulse trains and non-periodic pulse trains in the context of digital signal processing. Illustrate your understanding of these concepts with two examples in each case.

Which of the following is not a symptom of chronic fatigue syndrome

Which of the following is not a source of sustainable raw materials? a) coal mine b) flick of sheep c) cotton plantation d) line forest.

Barbara is interested in pursuing a career in the science and math pathway. which qualifications will her reach that goal? a.an advanced knowledge of physics and math b.an advanced knowledge of engineering and math c. an advanced knowledge of physics and robotics an d. advanced knowledge of machinery and math