Hello chegg expert please I need the correct and complete answers of those questions they are very important for me and in the same time it's urgent very very urgent please please help me I need your help.

Please list four design principles in modern computer and explain them. You need to give examples about the application of these design principles in computer. 2. Please discuss the necessity or advantage of floating point, and explain the format of the IEEE floating point Single precision number. 3. Please explain the concept about pipelining in CPU, and give examples about how can we apply pipelining in our daily life. 4. Please introduce the Memory Hierarchy and explain its benefits