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In: Electrical Engineering

Q2-B) Answer the followings: I. Identify the addressing mode for Two of the following instructions: SBB...

Q2-B) Answer the followings:
I. Identify the addressing mode for Two of the following instructions:
SBB AX,SI MOV [BX]+1234H,AL XCHG DL,[BP+20H]
II. True or False and why correct the false one:
1- A 20-bit address bus sports 20,000 memory addresses
2-A machine cycle refers to fetch an instruction
3-A memory with 256 addresses has 256 address lines

I want the answer in 45 minutes

Solutions

Expert Solution

The two parts of the question are solved accordingly and the true and false parts are solved with the correct explanation and reasoning. The false statements are corrected accordingly.


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