1 votes 1 votes A processor has $128$ distinct instructions. A $24-$bit instruction word has an opcode, register, and operand.The number of bits available for the operand field is $7.$The maximum possible value of the general-purpose register is _________ CO and Architecture testbook-test-series co-and-architecture instruction-format + – Lakshman Bhaiya asked Dec 23, 2018 • edited Mar 9, 2019 by ajaysoni1924 Lakshman Bhaiya 1.1k views answer comment Share Follow See all 26 Comments See all 26 26 Comments reply Show 23 previous comments balchandar reddy san commented Dec 23, 2018 reply Follow Share @shrestha yes, we use 10 bits for registers and there can be 1024 registers. but they will be addressed as R0,R1,......R1023 (1024 registers).. So the answer is 1023. 0 votes 0 votes Registered user 48 commented Dec 23, 2018 reply Follow Share Similar question was already asked in GATE https://gateoverflow.in/1767/gate2014-1-9 0 votes 0 votes srestha commented Dec 23, 2018 reply Follow Share yes, check my doubt there too @Magma @Mk Utkarsh plz tell 0 votes 0 votes Please log in or register to add a comment.