26. What is 1100 +0101 in 4-bit unsigned integer representation? a. Overflow b. 0000 c. 1110 d. 0001 27. What is 1100 +0101 in 4-bit sign-magnitude integer representation? a. Overflow b. 0000 c. 1110 d. 0001 28. What is 1100 - 0011 in 4-bit unsigned integer representation? a. 1100 + 1011 = 10111; overflows b. 1100 + 1011 = 1111 c. 1001 d. 1100 29. What is 1100 - 0011 4-bit sign-magnitude integer representation? a. 1100 + 1011 = 10111 ; overflows b. 1100 + 1011 = 1111 C. 1001 d. 1100 Show transcribed image text 26. What is 1100 +0101 in 4-bit unsigned integer representation? a. Overflow b. 0000 c. 1110 d. 0001 27. What is 1100 +0101 in 4-bit sign-magnitude integer representation? a. Overflow b. 0000 c. 1110 d. 0001 28. What is 1100 - 0011 in 4-bit unsigned integer representation? a. 1100 + 1011 = 10111; overflows b. 1100 + 1011 = 1111 c. 1001 d. 1100 29. What is 1100 - 0011 4-bit sign-magnitude integer representation? a. 1100 + 1011 = 10111 ; overflows b. 1100 + 1011 = 1111 C. 1001 d. 1100