Blog

The base 2 number “1101.111” is equal to what base 10 number?

In the presentation about Indoor Air Quality, the story of the FEMA trailers was discussed.  What were the causes of the air quality problems within these trailers? Name at least two. 

Minimize the following function:  (Note: the symbol * means AND) alarm = sensor1 + sensor2 +  sensor1 * sensor2′

Minimize the following function: F = (AB + A’)’

Minimize the following function: F = XYZ + XY + XYZ’ + XY’ + X

If a digital system uses a quantization of 4 bits and a sampling frequency of 10Hz, then what is total number of bytes stored in 2 seconds?

Building in close proximity to water (wetlands, rivers, lakes, and coastal areas) has some considerable attractions and considerable problems. Comment on: 1) What draws people to the these areas to build (at least three things) and 2) What negative affect there can be for these buildings and for the environment (at least three things).

As we consider using more renewable energy for housing, which answer(s) best describe(s) the current situation?

Why is it so difficult to determine if carbon monoxide (CO) is present in a home? How does CO  affect the body? List four symptoms of CO poisoning. How can a homeowner protect themselves from CO poisoning? How can CO poisoning be prevented in a home?   

Name and describe the three types of ventilation in a house.