computer networks

43. Which of the following are NOT among the common user needs data collection methods for network design? A. Interviews B. Questionnaires C. Focus groups D. Observation E. Network management tools 44. Which of the following statements is/are true regarding mesh topology in WANs? A. It is the most expensive relative to its alternatives B. The number of links in the network mesh grows exponentially C. It makes expanding existing networks very easy D. It is the least reliable E. None of the above