The Boolean equation ________ results from this Karnaugh map.

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Question
The Boolean equation ________ results from this Karnaugh map.
Options
A.
B.
C.
D.

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2. Two 4-bit comparators are cascaded to form an 8-bit comparator. The cascading inputs of the most significant 4 bits should be connected ________.
Options
A. to the outputs from the least significant 4-bit comparator
B. to the cascading inputs of the least significant 4-bit comparator
C. A = B to a logic high, A < b and a > B to a logic low
D. ground

5. Occasionally, a particular logic expression will be of no consequence in the operation of a circuit, such as in a BCD-to-decimal converter. These result in ________ terms in the K-map and can be treated as either ________ or ________, in order to ________ the resulting term.
Options
A. don't care, 1's, 0's, simplify
B. spurious, AND's, OR's, eliminate
C. duplicate, 1's, 0's, verify
D. spurious, 1's, 0's, simplify

8. To subtract a signed number (the subtrahend) from another signed number (the minuend) in the 2's complement system, the minuend is ________.
Options
A. complemented only if it is positive
B. complemented only if it is negative
C. always complemented
D. never complemented

9. An 8-bit binary number is input to an odd parity generator. The parity bit will equal 1 only if ________.
Options
A. the number is odd
B. the number of 1s in the number is odd
C. the number is even
D. the number of 1s in the number is even

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