Answer the following questions on the code fragment below:

ldr $ro.,=077$

ldr $r1,=050$

ldr $r2,=0200$

str $ro,[r2],$#$12$

str $r1,[r2,$#$12]$

Give all your answers in $32-$bit hexadecimal format. No space between nibbles and do not put the $\text{'}$Ox$\text{'}$ prefix.

Answer the following three questions regarding the conditions after the program has finished execution:

$(1)$ What is the address of the memory location that stores the value $077?$

A

$(2)$ What is the address of the memory location that stores the value $050?$

A

$(3)$ What is the value of $r?$

A