4.A signal travels from point A to point B. At point A, the signal power is 20 W. At point B, the power is 5 W. 4.1. What is the attenuation in dB? (No score if not show solution)
4.2. What is the attenuation in dBm? (No score if not show solution)
4.3. In case attenuation of a signal is -50 dB. What is the final signal power ? (No score if not show solution)

Uget brainliest if accurate mary has been given the responsibility of hiring a person for the position of a software testing officer. which management function would mary achieve this responsibility?

Write a program that will compute the volume of ice cream served in a cone. as you can see in the diagram below, the ice cream is served as a hemisphere of frozen deliciousness on top of a cone, which is also packed with frozen deliciousness. thus, the total volume of ice cream sold is the volume of the hemisphere plus the volume of the cone. the example shows an ice cream cone in which the hemisphere and cone have a radius of 10 inches and the cone has a height of 15 inches. your program must instead prompt for these two values, which are taken from the keyboard as integers: • the hemisphere/cone radius in inches, and

Atype of researcher who uses computers to make sense of complex digital data