ACE TEST SERIES QUESTION

Question

Comments

It didn't specify whether it's direct or indirect, taking direct memory will lead one memory access

---

this is indirect @Hemanth_13 , if its memory indirect then 2 memory visits, 

if register indirect then 1 memory visit

Answer 1

Instruction: ADD R1, @A

Here, @ shows its indirect addressing mode,

1. If its Memory Indirect addressing mode then Memory Visits=2(as shown below)

 

2.If its Register Indirect addressing mode then Memory Visits=1(as shown below)