The following table represents the addresses and contents (using hexadecimal notation) of some cells in a machine's main memory.Starting with this memory arrangement , follow the sequence of instructions and record the final contents of each of these memory cells: Address Contents 00 AB 01 53 02 D6 03 02 Step 1. Move the contents of the cell whose address is 03 to the cell at address 00. Step 2. Move the value 01 into the cell at address 02. Step 3. Move the value stored at address 01 into the cell at address 03.
Answers
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Here's the step-by-step execution of the given sequence of instructions:
Initially:
Address Contents
00 AB
01 53
02 D6
03 02
Step 1: Move the contents of the cell whose address is 03 to the cell at address 00.
Before: 02 is stored at address 03 and AB is stored at address 00.
After: 02 is moved to address 00 and the contents of address 03 becomes AB.
Address Contents
00 02
01 53
02 D6
03 AB
Step 2: Move the value 01 into the cell at address 02.
Before: D6 is stored at address 02.
After: 01 is moved to address 02 and the contents of address 02 becomes 01.
Address Contents
00 02
01 53
02 01
03 AB
Step 3: Move the value stored at address 01 into the cell at address 03.
Before: 53 is stored at address 01 and AB is stored at address 03.
After: 53 is moved to address 03 and the contents of address 01 remains the same.
Address Contents
00 02
01 53
02 01
03 53
Final memory contents:
Address Contents
00 02
01 53
02 01
03 53
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