What is the label to reach the commands to invoke the Operating System O/S?

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Question 12
What is the label to reach the commands to invoke the Operating System O/S?
Question 13
What register contains the value for conditional statement for execution of the loop?
Transcribed Image Text:Question 12 What is the label to reach the commands to invoke the Operating System O/S? Question 13 What register contains the value for conditional statement for execution of the loop?
Use this code file with Qui 08.
Read and take notes on this page before opening and starting the quie in D2L. You will have only 1 hour to work on the
quiz in DZL
|28 done:
29 movq $1,%rax
30 int $ex80
31 # ./qutz08code
32 # ld quize8code -o qutzo8code.s
33 # as qutz08code.o -o quiz08code.s
34 # echo ?$
1 #Qutz 08 Code
2 .section .data
3 data_ttens:
4 .byte 67,34,29,44,48,54,71,43,66,92,56,78, 22, 11
5. section.text
6.globl start
7 start:
8 movq $0,Xrdi
9 movb data_itens(,Krdt,1), Xal
10 novb Xal,Xbl
11 start loop:
12 movq Xrdt,xrcx
13 cnpa $0xB, Xrcx
14 je loop ext
15 novq Xrcx,Xrdt
16 movb data ltens(, Krdt,1), Kal
17 Lncq Xrdt
18 cmpb xbl, Nal
19 j9 start_loop
26 novb xal, xbl
21 jmp start loop
22 loop extt:
23 cmpb Sox10, Nbl
24 je nath
25 jnp done
26 nath:
27 mov $0x21, Xbl
Transcribed Image Text:Use this code file with Qui 08. Read and take notes on this page before opening and starting the quie in D2L. You will have only 1 hour to work on the quiz in DZL |28 done: 29 movq $1,%rax 30 int $ex80 31 # ./qutz08code 32 # ld quize8code -o qutzo8code.s 33 # as qutz08code.o -o quiz08code.s 34 # echo ?$ 1 #Qutz 08 Code 2 .section .data 3 data_ttens: 4 .byte 67,34,29,44,48,54,71,43,66,92,56,78, 22, 11 5. section.text 6.globl start 7 start: 8 movq $0,Xrdi 9 movb data_itens(,Krdt,1), Xal 10 novb Xal,Xbl 11 start loop: 12 movq Xrdt,xrcx 13 cnpa $0xB, Xrcx 14 je loop ext 15 novq Xrcx,Xrdt 16 movb data ltens(, Krdt,1), Kal 17 Lncq Xrdt 18 cmpb xbl, Nal 19 j9 start_loop 26 novb xal, xbl 21 jmp start loop 22 loop extt: 23 cmpb Sox10, Nbl 24 je nath 25 jnp done 26 nath: 27 mov $0x21, Xbl
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