OS Distributed Communication
Restricting the child process to a subset of the parent’s resources prevents any process from __________
overloading the system by using a lot of secondary storage
under-loading the system by very less CPU utilization
overloading the system by creating a lot of sub-processes
crashing the system by utilizing multiple resources
overloading the system by creating a lot of sub-processes
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Remote Procedure Calls are used ____________A. for communication between two processes remotely different from each other on the same system
B. for communication between two processes on the same system
C. for communication between two processes on separate systems
D. none 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 ________
A. Local Procedure Call
B. Inter Process Communication
C. Remote Procedure Call
D. Remote Machine Invocation
What is the full form of RMI?
A. Remote Memory Installation
B. Remote Memory Invocation
C. Remote Method Installation
D. Remote Method Invocation
In an interrupt driven input/output __________
A. the CPU uses polling to watch the control bit constantly, looping to see if a device is ready
B. the CPU writes one data byte to the data register and sets a bit in control register to show that a byte is available
C. the CPU receives an interrupt when the device is ready for the next byte
D. the CPU runs a user written code and does accordingly
To differentiate the many network services a system supports ______ are used.
A. Variables
B. Sockets
C. Ports
D. Service names
What is interprocess communication?
A. communication within the process
B. communication between two process
C. communication between two threads of same process
D. none of the mentioned
In UNIX, the return value for the fork system call is _____ for the child process and _____ for the parent process.
A. A Negative integer, Zero
B. Zero, A Negative integer
C. Zero, A nonzero integer
D. A nonzero integer, Zero
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