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A digital computer has a memory unit with 24 bits per word.

A digital computer has a memory unit with 24 bits per word. the instructions set consists of 150 different operations. all instructions have an operation codepart(opcode) and an address part (allowing for only one address) Each instruction is stored in one word of memory.
a. how many bits are needed for the opcode
b. how many bits are left for the address part of the instruction.
c. What is the maximum allowable size of memory.
d. what is the largest unsigned binary number that can be accommodated in one word of memory?
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Answer #1

a) How many bits are needed for the opcode? ________

ans-      Eight bits are needed.

b) How many bits are left for the address part of the instruction? _______

ans-   16-bits are left for the address part

c) What is the maximum allowable size for memory? _________

ans-    The max. allowable size of memory is 216 x 24

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