Question
List the current contents of the following registers before program execution. CS = A034 IP =0100 AX =FFFF BX =E0F0 CX =0023 DX =2020 SP
List the current contents of the following registers before program execution.
| CS = A034 | IP =0100 | ||
| AX =FFFF | BX =E0F0 | CX =0023 | DX =2020 |
| SP =FFFE | BP =F100 | SI =0010 | DI =0020 |
| DS =0800 | ES =D200 | SS =E100 |
|
What registers/memory location(s) do you expect to be changed upon the execution of the following instruction.
MOV AX,F020 ; hex b820f0 3 bytes
The above is an example of ___________________________ Addressing
Where is the effective address of the above instruction ______________________________
What are the expected results of above instruction
| CS = | IP = | ||
| AX = | BX = | CX = | DX = |
| SP = | BP = | SI = | DI = |
| DS = | ES = | SS = |
|
Memory Address and contents of location (if applicable) ______________________________________
What registers/memory location(s) do you expect to be changed upon the execution of the following instruction.
MOV BX,02F0 ; hex bbf002 3 bytes
The above is an example of ___________________________ Addressing
Where is the effective address of the above instruction ______________________________
What are the expected results of above instruction
| CS = | IP = | ||
| AX = | BX = | CX = | DX = |
| SP = | BP = | SI = | DI = |
| DS = | ES = | SS = |
|
Memory Address and contents of location (if applicable) ______________________________________
What registers/memory location(s) do you expect to be changed upon the execution of the following instruction.
ADD CL,BH ; hex 00f9 2 bytes
The above is an example of ___________________________ Addressing
Where is the effective address of the above instruction ______________________________
What are the expected results of above instruction
| CS = | IP = | ||
| AX = | BX = | CX = | DX = |
| SP = | BP = | SI = | DI = |
| DS = | ES = | SS = |
|
Memory Address and contents of location (if applicable) ______________________________________
What registers/memory location(s) do you expect to be changed upon the execution of the following instruction.
ADD CX,AX ; hex 01c1 2 bytes
The above is an example of ___________________________ Addressing
Where is the effective address of the above instruction ______________________________
What are the expected results of above instruction
| CS = | IP = | ||
| AX = | BX = | CX = | DX = |
| SP = | BP = | SI = | DI = |
| DS = | ES = | SS = |
|
Memory Address and contents of location (if applicable) ______________________________________
What registers/memory location(s) do you expect to be changed upon the execution of the following instruction.
SUB DX,DI ; hex 29fa 2 bytes
The above is an example of ___________________________ Addressing
Where is the effective address of the above instruction ______________________________
What are the expected results of above instruction
| CS = | IP = | ||
| AX = | BX = | CX = | DX = |
| SP = | BP = | SI = | DI = |
| DS = | ES = | SS = |
|
Memory Address and contents of location (if applicable) ___________________________________
What registers/memory location(s) do you expect to be changed upon the execution of the following instruction.
MOV DL,[0300] ; hex 8a160003 4 bytes value at DS:0300 is CA
The above is an example of ___________________________ Addressing
Where is the effective address of the above instruction ______________________________
What are the expected results of above instruction
| CS = | IP = | ||
| AX = | BX = | CX = | DX = |
| SP = | BP = | SI = | DI = |
| DS = | ES = | SS = |
|
Memory Address and contents of location (if applicable) __________________________________
What registers/memory location(s) do you expect to be changed upon the execution of the following instruction.
MOV [SI],CL ; hex 880c 2 bytes
The above is an example of ___________________________ Addressing
Where is the effective address of the above instruction ______________________________
What are the expected results of above instruction
| CS = | IP = | ||
| AX = | BX = | CX = | DX = |
| SP = | BP = | SI = | DI = |
| DS = | ES = | SS = |
|
Memory Address and contents of location (if applicable) __________________________________
What registers/memory location(s) do you expect to be changed upon the execution of the following instruction.
MOV DH,[BP]+4 ; hex 8a7604 value at ss:f104 is 06
The above is an example of ___________________________ Addressing
Where is the effective address of the above instruction ______________________________
What are the expected results of above instruction
| CS = | IP = | ||
| AX = | BX = | CX = | DX = |
| SP = | BP = | SI = | DI = |
| DS = | ES = | SS = |
|
Memory Address and contents of location (if applicable) __________________________________
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Database Concepts
Authors: David M Kroenke, David J Auer
6th Edition
0132742926, 978-0132742924
