5. (20) The memory unit of a computer has IM words of 32 bits each. The computer has an instruction format with 4 fields

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5. (20) The memory unit of a computer has IM words of 32 bits each. The computer has an instruction format with 4 fields

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5 20 The Memory Unit Of A Computer Has Im Words Of 32 Bits Each The Computer Has An Instruction Format With 4 Fields 1
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5. (20) The memory unit of a computer has IM words of 32 bits each. The computer has an instruction format with 4 fields: an opcode field; a mode field to specify 1 of 7 addressing modes; a register address field to specify one of 30 registers; and a memory address field. Assume an instruction is 32 bits long. Answer the following: a) How large must the mode field be? b) How large must the register field be? c) How large must the address field be? d) How large is the opcode field?
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