Is this statement true? Explain why.

"The chip implementation specifies how the chip is doing, while interface describes what the chip is doing."

Yes it istrue, when implemention afunction, you use a relationship and interface.

Is this statement true? Explain why.

"The user would be interested in the chip interface, while the bu would be interested in how the chip is implemented."

Underline the true statements:

a$)$ The Xor gate outputs $1$ if and only if its two input bits a

b$)$ The Xor gate outputs $0$ if and only if the sum of the inpt even number.

$1$