
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Topic: Assembly Language
What will be the value of Auxillary Flag,
Carry Flag, Parity Flag and Sign flag after the
following instruction:
MOV AX, 05H
MOV BX, 06H
SUB AL, BL
РOP AX
Kindly explain why is the value of each flags
changing after the execution of this
particular instructions.
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- What is the final result for AL and BL after executing the sequential mnemonic opcode/operand instructions? MOV AL, 00000110b MOV BL, 00000111b CMP BL, 00000101b JMP NEXT JZ EQUALZERO NEXT: ADD AL, BL NOP EXIT EQUALZERO: SUB BL, AL EXIT The final result for AL is 0F and for BL is FB. а. The final result for AL is OD and for BL is 07. Ob. The final result for AL is 0E and for BL is FA. Od. The final result for AL is 4D and for BL is EA.arrow_forwardComputer Architecture (4) Suppose that the instruction set of a machine has three instructions: I1, I2 and I3; and A, B, C and D are the control lines. -The following table shows the control lines that should be activated for the three instructions at the three steps t0, t1 and t2. -Write boolean expressions for control lines (A, B C, and D) and draw the logical circuit.arrow_forwardTrue/False The opcode field of the instruction affects the value of the control signals used to control the dataflow.arrow_forward
- Subject:Assembly Language Q:Write a sequence of statements that use only PUSH and POP instructions to exchange the values in the ECX and EDX registers.arrow_forwardThe class I'm taking is physics for scientists and engineers! Need help. I have attached the problem. Thank you so much!arrow_forwardE In the following code block(Reference:Q11), you will a set of assembly instructions with corresponding line numbers (line numbers are for informational purpose only and they are not part of the source code). 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 mov edx, 5 dec ecx jmp LABEL1 mov eax, 1 LABEL1: mul edx jmp ecx mov edx, 0678h sub edx, eax jmp DWORD PTR [edx] neg ebx add ecx, ebx mov eax, 0 For each of the conditions/scenario listed below, indicate the corresponding line number (that cause or is associated with the condition/scenario). Enter 0 (Zero) if the condition is not caused by the block of code. 1) Memory indirect jump: type your answer... type your answer... type your answer... type your answer... 2) Register indirect jump: 3) Relative short jump: type your answer... 5) Two's complement type your answer... 4) Relative near jump: 6) Unreachable codearrow_forward
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