5   Consider the following code snippet: .data myVar byte 4, 8, 5, 7 .code mov esi, offset myVar add esi, 2 What is the value at the memory location esi is pointing to? In other words, what value is referenced by [esi]?

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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5
 

Consider the following code snippet:

.data
myVar byte 4, 8, 5, 7

.code
mov esi, offset myVar
add esi, 2

What is the value at the memory location esi is pointing to? In other words, what value is referenced by [esi]?

6

Consider the following code snippet:

.data
myArray word 01F2h, 1111h, 0ABDh, AAAAh

.code
mov ebx, offset myArray
add ebx, 2

What is the value at the memory location ebx is pointing to? In other words, what value is referenced by [ebx]?

7

Consider the following code:

.data
array word 1, 2, 3, 4, 5

.code
mov eax, offset array
mov ecx, lengthof array
loopstart:
add byte ptr [eax], 1
add eax, 2
loop loopstart

What are the values in the array after this code is finished executing?

 
 
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