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What does the carry lookahead adder aim to enhance in comparison to the ripple carry adder?*Reduction in power consumptionMinimization of chip areaAcceleration of operation with minimal propagation delaySimplification of logical circuitry

Question

What does the carry lookahead adder aim to enhance in comparison to the ripple carry adder?*Reduction in power consumptionMinimization of chip areaAcceleration of operation with minimal propagation delaySimplification of logical circuitry

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Solution

The carry lookahead adder aims to enhance the speed of operation by minimizing propagation delay in comparison to the ripple carry adder. While the ripple carry adder processes bit by bit, causing a delay as each bit waits for the carry bit from the previous stage, the carry lookahead adder improves speed by determining the carry bits in advance, thus reducing the waiting time. This results in faster addition operations. However, it does not necessarily aim to reduce power consumption, minimize chip area, or simplify logical circuitry.

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