Question: In a 32 bits processor design, explain the QUOTE The signed modules extend the most significant bit while the unsigned modules extend with zeros with

In a 32 bits processor design, explain the QUOTE "The signed modules extend the most significant bit while the unsigned modules extend with zeros" with example of Verilog code:

sign_extend8_zero (a[7:0], result[31:0]);

sign_extend16_zero (a[15:0], result[31:0]);

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