A process that is based on IPC mechanism which executes on different systems and can communicate with other processes using message based communication, is called ________

• A. Local procedure call
• B. Inter process communication
• C. Remote procedure call
• D. Remote machine invocation

Message passing system allows processes to __________

• A. Communicate with each other without sharing the same address space
• B. Communicate with one another by resorting to shared data
• C. Share data
• D. Name the recipient or sender of the message

Which of the following two operations are provided by the IPC facility?

• A. Write & delete message
• B. Delete & receive message
• C. Send & delete message
• D. Receive & send message

Messages sent by a process __________

• A. Have to be of a fixed size
• B. Have to be a variable size
• C. Can be fixed or variable sized
• D. None of the mentioned

The link between two processes P and Q to send and receive messages is called __________

• A. Communication link
• B. Message-passing link
• C. Synchronization link
• D. All of the mentioned

Which of the following are TRUE for direct communication?

• A. A communication link can be associated with n number of process(n = max. number of processes supported by system)
• B. A communication link is associated with exactly two processes
• C. Exactly n/2 links exist between each pair of processes(n = max. number of processes supported by system)
• D. Exactly two link exists between each pair of processes

In indirect communication between processes P and Q __________

• A. There is another process r to handle and pass on the messages between p and q
• B. There is another machine between the two processes to help communication
• C. There is a mailbox to help communication between p and q
• D. None of the mentioned

In the non blocking send __________

• A. The sending process keeps sending until the message is received
• B. The sending process sends the message and resumes operation
• C. The sending process keeps sending until it receives a message
• D. None of the mentioned

In the Zero capacity queue __________

• A. The queue can store at least one message
• B. The sender blocks until the receiver receives the message
• C. The sender keeps sending and the messages don’t wait in the queue
• D. None of the mentioned

The Zero Capacity queue __________

• A. Is referred to as a message system with buffering
• B. Is referred to as a message system with no buffering
• C. Is referred to as a link
• D. None of the mentioned