27. Fill in the following table to indicate what each binary pattern represents using the various formats.

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Unsigned Integer 4-Bit Binary Value Signed One's Magnitude Complement Two's Complement Excess-7 0 0000 1 0001 2 0010 3 0011 4 0100 5 0101 6 0110 7 0111 8 1000 9 1001 10 1010 11 1011 12 1100 13 1101 14 1110 15 1111