4. Explain the code. Which process will execute first and why? semaphore s = 0; //Shared P1 { P2 { /* some code */ /* some code */ Wait(s); Signal (s); /* do some more code */ /* do some more code */

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
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4. Explain the code. Which process will execute first and why?
semaphore s = 0; //Shared
P1 {
P2 {
/* some code */
/* some code */
Wait(s);
Signal (s);
/* do some more code */
/* do some more code */
Answer
Transcribed Image Text:4. Explain the code. Which process will execute first and why? semaphore s = 0; //Shared P1 { P2 { /* some code */ /* some code */ Wait(s); Signal (s); /* do some more code */ /* do some more code */ Answer
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