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while (true) { } /* produce an item in next produced */ wait(empty); wait (mutex); /* add next_produced to the buffer */ signal (mutex); signal (full); In the above structure of the producer process, what would be a possible outcome if wait(empty) is replaced with signal(empty) and signal(full) is replaced with wait(full)? A) Producer will remain blocked after adding an item in the buffer. B) Consumer will remain blocked after taking out an item from the buffer. C) Producer and consumer may access the buffer at the same time. D) All of the above.

while (true) { } /* produce an item in next produced */ wait(empty); wait (mutex); /* add next_produced to the buffer */ signal (mutex); signal (full); In the above structure of the producer process, what would be a possible outcome if wait(empty) is replaced with signal(empty) and signal(full) is replaced with wait(full)? A) Producer will remain blocked after adding an item in the buffer. B) Consumer will remain blocked after taking out an item from the buffer. C) Producer and consumer may access the buffer at the same time. D) All of the above.

Database System Concepts
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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while (true) { } /* produce an item in next produced */ wait(empty); wait (mutex); /* add next_produced to the buffer */ signal (mutex); signal (full); In the above structure of the producer process, what would be a possible outcome if wait(empty) is replaced with signal(empty) and signal(full) is replaced with wait(full)? A) Producer will remain blocked after adding an item in the buffer. B) Consumer will remain blocked after taking out an item from the buffer. C) Producer and consumer may access the buffer at the same time. D) All of the above.
Transcribed Image Text:while (true) { } /* produce an item in next produced */ wait(empty); wait (mutex); /* add next_produced to the buffer */ signal (mutex); signal (full); In the above structure of the producer process, what would be a possible outcome if wait(empty) is replaced with signal(empty) and signal(full) is replaced with wait(full)? A) Producer will remain blocked after adding an item in the buffer. B) Consumer will remain blocked after taking out an item from the buffer. C) Producer and consumer may access the buffer at the same time. D) All of the above.
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