For computers based on three-address instruction formats, each address field can be used to specify which of the following: S1: A memory operand S2: A processor register S3: An implied accumulator register

For computers based on three-address instruction formats, each address

1.	For computers based on three-address instruction formats, each address field can be used to specify which of the following: S1: A memory operand S2: A processor register S3: An implied accumulator register
A.	Either S1 or S2
B.	Either S2 or S3
C.	Only S2 and S3
D.	All of S1, S2 and S3
Answer» B. Either S2 or S3

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For computers based on three-address instruction formats, each address field can be used to specify which of the following: S1: A memory operand S2: A processor register S3: An implied accumulator register

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