Answer:
Multiplying by 2
Explanation:
The binary num number to decimal conversion is made by making the sum of each binary digits multiplying by 2 with raised to the power of the positional notation of digits .
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It manages the soft and hardware resources of the system. It also provides a stable, consistent way for applications to deal with the hardware without knowing all of the details of the hardware
B) Finding a single unlocked door in a virtual hallway
At least this is what I believe the answer is.