. Mark D. Hill, Amdanl's law in the multicore era,I EEE Computer, July 20 Exercises 1.1. Represent the following numbers as directed: a. 12 as a 4-bit unsigned number b. 12 as a 5-bit unsigned number c. +1 as a 4-bit 2's complement number d. -1 as a 4-bit 2's complement number e.-1 as a 5-bit 2's complement number f. +1 as a 4-bit signed-magnitude number g. -1 as a 4-bit signed-magnitude number 1.2. Create a table similar to Table 1.1 for 4-bit unsigned, 2 complement, and s Page 64 1 984+ ude n number representation a