Operating System Mcqs

Page No. 6

In the non blocking send __________


athe sending process keeps sending until the message is received


bthe sending process sends the message and resumes operation


cthe sending process keeps sending until it receives a message


dnone of the mentioned



In indirect communication between processes P and Q __________


athere is another process R to handle and pass on the messages between P and Q


bthere is another machine between the two processes to help communication


cthere is a mailbox to help communication between P and Q


dnone of the mentioned



Which of the following are TRUE for direct communication?


aA communication link can be associated with N number of process(N = max. number of processes supported by system)


bA communication link is associated with exactly two processes


cExactly N/2 links exist between each pair of processes(N = max. number of processes supported by system)


dExactly two link exists between each pair of processes



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


acommunication link


bmessage-passing link


csynchronization link


dall of the mentioned


View Answer communication link

Messages sent by a process __________


ahave to be of a fixed size


bhave to be a variable size


ccan be fixed or variable sized


dnone of the mentioned



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


awrite & delete message


bdelete & receive message


csend & delete message


dreceive & send message



Message passing system allows processes to __________


acommunicate with each other without sharing the same address space


bcommunicate with one another by resorting to shared data


cshare data


dname the recipient or sender of the message



What is Interprocess communication?


aallows processes to communicate and synchronize their actions when using the same address space


ballows processes to communicate and synchronize their actions


callows the processes to only synchronize their actions without communication


dnone of the mentioned



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 ________


aLocal Procedure Call


bInter Process Communication


cRemote Procedure Call


dRemote Machine Invocation


View Answer Remote Procedure Call

The remote method invocation __________


aallows a process to invoke memory on a remote object


ballows a thread to invoke a method on a remote object


callows a thread to invoke memory on a remote object


dallows a process to invoke a method on a remote object



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