Question: Under direct communication, each process P and Q that wants to communicate must explicitly name the recipient or sender of the communication. In this scheme, which of the following primitives are required: <ol> <li>send(P, message)-Send a message to process P.</li> <li>receive(Q, message)-Receive a message from process Q..</li> <li>receive(id, message)-Receive a message from any process.</li> <li>send(id, message)-Send a message to any process</li> </ol>
Answer:
MCQ: Under direct communication, each process P and Q that wants to communicate must explicitly name the recipient or sender of the communication. In this scheme, which of the following primitives are required: <ol> <li>send(P, message)-Send a message to process P.</li> <li>receive(Q, message)-Receive a message from process Q..</li> <li>receive(id, message)-Receive a message from any process.</li> <li>send(id, message)-Send a message to any process</li> </ol>
Correct Answer:
A. 1 and 3
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Related Questions
- 1. Under direct communication, when asymmetry in addressing scheme is employed. the send() and receive() primitives are defined as follows: <ol> <li>send(P, message)-Send a message to process P.</li> <li>receive(Q, message)-Receive a message from process Q..</li> <li>receive(id, message) - Receive a message from any process.</li> <li>send(id, message) - Send a message to any process</li> </ol>
- 2. Thread shares with other threads belonging to the same process its
- 3. A process can be
- 4. User threads
- 5. kernel threads
- 6. Which of the following Multithreading model maps many user-level threads to one kernel thread.
- 7. which of the following Multithreading model ,The entire process will block if a thread makes a blocking system call.
- 8. Which of the following Multithreading model,only one thread can access the kernel at a time, multiple threads are unable to run in parallel on multicore systems
- 9. Which of the following Multithreading model maps each user thread to a kernel thread?
- 10. Which of the following Multithreading model provides more concurrency than the many-to-one model by allowing another thread to run when a thread makes a blocking system call.
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