The instruction .... is * equivalent to XOR DL, DL MOV DL, DL O SUB DL, DL O ADD DL, DL
The instruction .... is * equivalent to XOR DL, DL MOV DL, DL O SUB DL, DL O ADD DL, DL
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
Related questions
Question
![The instruction
is
........
equivalent to XOR DL, DL
MOV DL, DL O
SUB DL, DL
ADD DL, DL O
OR DL, 00H
The physical address of the
following memory location
specified in the instruction MOV
[BX+0200H], AL is
(assume
SS=5000H, DS=6000H,
ES=7000H, BX=1000H, AL=10H)
71210H O
61210H
61200H
71200H O](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff0ddf7b0-f8a3-4fcb-9d8a-5254bf75cc53%2F637f177e-cf2e-4a27-bce4-fb6edd1f0254%2Flj9dcni_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The instruction
is
........
equivalent to XOR DL, DL
MOV DL, DL O
SUB DL, DL
ADD DL, DL O
OR DL, 00H
The physical address of the
following memory location
specified in the instruction MOV
[BX+0200H], AL is
(assume
SS=5000H, DS=6000H,
ES=7000H, BX=1000H, AL=10H)
71210H O
61210H
61200H
71200H O
![flag is used for auto ..
increment and decrement in
string operations
*
IF O
DF
OF
TF O
no one
The instruction
is
------
used to exchange the content
of memory location [3000],
* [3001] with DX register
XCHG DX, [3001H] O
MOV DX, [3000H]
MOV DX, [3001H] O
XCHG DX, [3000H] O](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff0ddf7b0-f8a3-4fcb-9d8a-5254bf75cc53%2F637f177e-cf2e-4a27-bce4-fb6edd1f0254%2Fy5gquh9_processed.jpeg&w=3840&q=75)
Transcribed Image Text:flag is used for auto ..
increment and decrement in
string operations
*
IF O
DF
OF
TF O
no one
The instruction
is
------
used to exchange the content
of memory location [3000],
* [3001] with DX register
XCHG DX, [3001H] O
MOV DX, [3000H]
MOV DX, [3001H] O
XCHG DX, [3000H] O
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