The uppercase letter Q has an ASCII code of 101 0001. What is the hexadecimal representation of this value?
A) 4E B) 4F C) 51 D) 50
Question 2
When CMOS logic circuits are driving TTL logic circuits, any current mismatch problems can usually be overcome by the addition of:
A) a TTL tri-state inverting buffer between the stages.
B) a CMOS inverting bilateral switch between the stages.
C) a TTL tri-state noninverting buffer between the stages.
D) a CMOS noninverting bilateral switch between the stages.
In the summer of 1793, a yellow fever epidemic struck Philadelphia, killing nearly 4,000. Tens of th
Humans have 23 pairs of chromosomes, containing 3 billion “letters” in the DNA code and about ...
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