B) ABC+ABC ABC 35) 5) A Karnaugh map A) allows any circuit to be implemented with pust AND and OR gates 2) gives an overall picture of how the signals flow through the logic circuit C) provides a means orwucing compleBeslean espe-eni D) produces the simplest sum-of-products expression 36) 36) How many gates, including inverters are required to implement the equation, X-AAAB, as it is written? D) 4 B) 2 C) 3 A) 1 inverters, are required to implement the equation, X -A A after it is simplified using Boolean algebra? D) 4 B) 2 C) 3 A) 1 38) The NAND gate is referred to as a "universal" gate, because it A) can be found in almost all digital circuits B) is used in all the countries of the world C) can be used to build all the other types of gates D) was the first gate to be integrated 39) 39) The relationship between a NAND gate and a negative-OR gate is expressed by A) AB A+B D) AB = A + B