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

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 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

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

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

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

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

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

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

The remote method invocation __________

A. Allows a process to invoke memory on a remote object
B. Allows a thread to invoke a method on a remote object
C. Allows a thread to invoke memory on a remote object
D. Allows a process to invoke a method on a remote object