Q11

MCQ1 mark, −0.33

Consider the $C$ struct defined below: struct data { int marks [100]; char grade; int cnumber; }; struct data student; The base address of student is available in register $R1$ . The field student.grade can be accessed efficiently using:

(A)

Post-increment addressing mode, $(R1)+$

(B)

Pre-decrement addressing mode, $-(R1)$

(C)

(D)

Index addressing mode, $X(R1)$ , where $X$ is an offset represented in $2's$ complement $16\text{-bit}$ representation

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