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What is the purpose of setting the size of the shared memory object using 'ftruncate(shm_fd, 4096)' in POSIX IPC?
What is the purpose of setting the size of the shared memory object using 'ftruncate(shm_fd, 4096)' in POSIX IPC?
- To establish a connection between the producer and consumer processes
- To allocate a specified amount of memory for the shared memory segment (correct)
- To initialize the shared memory with a default value
- To terminate the communication between processes
In POSIX IPC, what action does 'shm_open(name, O_CREAT | O_RDWR, 0666)' perform?
In POSIX IPC, what action does 'shm_open(name, O_CREAT | O_RDWR, 0666)' perform?
- Locks the shared memory for exclusive access
- Terminates the process
- Sends a message from one process to another
- Creates a shared memory segment or opens an existing one (correct)
How does communication occur in Windows IPC using LPC facility?
How does communication occur in Windows IPC using LPC facility?
- Through dedicated hardware channels
- Through message passing and local procedure calls (correct)
- By direct access to the system's memory
- Via remote procedure calls only
What is the purpose of the server creating two private communication ports and returning a handle to one of them to the client in Windows IPC?
What is the purpose of the server creating two private communication ports and returning a handle to one of them to the client in Windows IPC?
Which system uses ports like mailboxes to establish and maintain communication channels?
Which system uses ports like mailboxes to establish and maintain communication channels?
What happens when a client opens a handle to the subsystem's connection port object in Windows IPC?
What happens when a client opens a handle to the subsystem's connection port object in Windows IPC?
How does a process communicate in POSIX IPC after creating a shared memory segment?
How does a process communicate in POSIX IPC after creating a shared memory segment?
What is the function of 'sprintf(shared memory, "Writing to shared memory")' in POSIX IPC after setting up the shared memory?
What is the function of 'sprintf(shared memory, "Writing to shared memory")' in POSIX IPC after setting up the shared memory?
What does the function 'O_CREAT' perform when used in 'shm_open(name, O_CREAT | O_RDWR, 0666)' in POSIX IPC?
What does the function 'O_CREAT' perform when used in 'shm_open(name, O_CREAT | O_RDWR, 0666)' in POSIX IPC?
In Windows IPC, what is returned by the server to establish communication between client and server?
In Windows IPC, what is returned by the server to establish communication between client and server?
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