Question: 1. Perform the following 4-bit signed operations. For each, indicate the 4-bit result and indicate if there is an overflow or not. a. 5 +

1. Perform the following 4-bit signed operations. For each, indicate the 4-bit result and indicate if there is an overflow or not.

a. 5 + 2

b. -3 + -6

c. -4 + 7

d. 3 4

2. A computer has an 8-bit register that is holding the value 0xC7 (hexadecimal).

a. What is the binary equivalent?

b. In unsigned numbers what is the decimal equivalent?

c. In signed numbers what is the decimal equivalent?

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