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QUESTION 4 The largest negative and positive decimal numbers by magnitude that can get a binary code in a 4-bit two's complement system are respectively 4 and 3 -3 and 3 -8 and 7 -8 and 8 QUESTION 5 The decimal value of binary 1001 in a 4-bit one's complement system is -9 9 -6 6 QUESTION 6 The two's complement system is better than one's complement because its arithmatic is more efficint on modern electronic logic circuis. worse than one's complement because its arithmatic is less efficint on modern electronic logic circuis