Which of the following is the worst explanation for why there is higher risk in construction?

Which of the following reasons is the least reasonable for explaining the difference between the owner’s engineer’s estimate and the contractor’s bid estimates?

Which node is not on the critical path?

What are takeoffs?

Generally, which of the following is the most detailed cost estimate?

Does E(1)=L(1)?

Two logic functions are given in the K-MAPs below.         Answer Questions 11-13 regarding these two functions.

  Implement the function G by a 4:1 MUX by using C and D as the control select inputs (do not consider the function F) by completing the table below, where the usage of additional gates for the MUX inputs should be minimized. Input port 0 Input port 1 Input port 2 Input port 3  

The decimal value of S =

   F(X,Y,Z) = (X+Z)(X’+Z’)(X’+Y+Z)                 = (X+Z)(X’+Z’)(X’+Y) A. Idempotent & DeMorgan’s Law B. Consensus  C. Simplifications  D. None of the above