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Electronics and Communication Engineering (ECE) : Microprocessors - Quiz(MCQ)
How many address lines are required to connect a 4 KB RAM to a microprocessor?
A)
10
B)
12
C)
16
D)
20

Correct Answer : Option (B) :   12


Explanation : 4 KB RAM is equal to 4096 × 8 bits. Total number locations are (4096 × 8)/8 = 4096 and 4096 = 212. So, 12 address lines are required to connect a 4 KB RAM to a microprocessor.

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