Part II: Binary Semaphorestruct binary_senaphoreenum (zero, one) value;queueType quaue;void senklaite (binary_semaphore s1if (8.value -- one)- 2aro;a.valueelse/* place this process in s.queue /:/* block this process */void sensignalB(senaphore slif (8. queue is enpty (1)a.value - oneelse i/* remova a process P from s- queue */:* place process P on ready 1ist */:Figure 2. A simple program structure of binary semaphore primitives.Questions:3. Briefly explain the purpose of the semWaitB andsemsignalB functions in Figure 2.4. Based on Figures 1 and 2, which semaphorestructure is easier to implement and why?

Binary semaphore is a process synchronisation mechanism which synchronises the processes. It…

Part II: Binary Semaphore struct binary_aenaphore enum izero, one) value; queueType queue; void senlaita (binary_senaphore al if (a.value- one) a.value zero lse * place this process in s.queue /: 1* block this process void sensignalBtaenaphore al if (a.quee a enpty (1) - one a.valua else * renova a proceas P tron s.queue */ 1* place process P on ready list / Figure 2 A simple program struchure of binary semaphore primitives. Questions: 3. Briefly explain the purpose of the semWaitB and semSignalB functions in Figure 2. 4. Based on Figures 1 and 2, which semaphore structure is easier to implement and why?

Part II: Binary Semaphore struct binary_aenaphore enum izero, one) value; queueType queue; void senlaita (binary_senaphore al if (a.value- one) a.value zero lse * place this process in s.queue /: 1* block this process void sensignalBtaenaphore al if (a.quee a enpty (1) - one a.valua else * renova a proceas P tron s.queue / 1 place process P on ready list / Figure 2 A simple program struchure of binary semaphore primitives. Questions: 3. Briefly explain the purpose of the semWaitB and semSignalB functions in Figure 2. 4. Based on Figures 1 and 2, which semaphore structure is easier to implement and why?

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

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Question

Part II: Binary Semaphore
struct binary_senaphore
enum (zero, one) value;
queueType quaue;
void senklaite (binary_semaphore s1
if (8.value -- one)
- 2aro;
a.value
else
/* place this process in s.queue /:
/* block this process */
void sensignalB(senaphore sl
if (8. queue is enpty (1)
a.value - one
else i
/* remova a process P from s- queue */:
* place process P on ready 1ist */:
Figure 2. A simple program structure of binary semaphore primitives.
Questions:
3. Briefly explain the purpose of the semWaitB and
semsignalB functions in Figure 2.
4. Based on Figures 1 and 2, which semaphore
structure is easier to implement and why?

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