An edge from process Pi to Pj in a wait for graph indicates that :
A. Pi is waiting for Pj to release a resource that Pi needs
B. Pj is waiting for Pi to release a resource that Pj needs
C. Pi is waiting for Pj to leave the system
D. Pj is waiting for Pi to leave the system
Answer:A
An edge from process Pi to Pj in a wait for graph indicates that :
A. Pi is waiting for Pj to release a resource that Pi needs B. Pj is waiting for Pi to release a resource that Pj needs C. Pi is waiting for Pj to leave the system D. Pj is waiting for Pi to leave the system
Explanation: None. 3) If the wait for graph contains a cycle :