1. The special software application that translates from HDL into a grid of 1's and 0's, which can be loaded into a PLD, is called a:
2. In VHDL, the mode of a port does not define:
A : an input.
B : an output.
C : both an input and an output.
D : the TYPE of the bit.
3. For a three-input NOR gate, with the input waveforms as shown below, which output waveform is correct?
4. An OR gate with inverted inputs functions as: