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Q. Explain Point-to-point Message Passing?
In point to point message passing, one process transmits/receives message from/to another process. There are four communication modes for transmitting a message.
i) Buffered mode
ii) Synchronous mode
iii) Ready mode
iv) Standard mode
Q. Show Encoding data options? PVM uses SUN's XDR library to make a machine independent data format if you request it. Settings for encoding option are: PvmDataDefault: Use
Explain the term step-wise refinement. Ans: Step Wise Refinement Refinement is a method of elaboration. Here one starts with a statement of function that is described a
PVM is mainly a simulation of a computer machine running parallel programs. It is a software package that allows a heterogeneous collection of UNIX and/or Windows computers hooked
Multiple bus architecture: One solution to the bandwidth restriction of a single bus is to simply add extra buses. Consider the architecture indicated in given figure that con
What are the fundamental steps in program development The basic steps in program development are as follows: a. Program coding, design and documentation. b. Preparation o
Example Calculation: If we see an example we are working with a set of examples like S = {s 1 ,s 2 ,s 3 ,s 4 } categorised with a binary categorisation of positives and negati
Define emulation. Given a computer with a particular instruction set, it is possible to explain additional machine instructions and execute them with extra micro routines. Emul
What is parsing? The target of parsing is to find out the syntactic validity of a source string. A tree is built for use through subsequent phase of compiler, if the string is
I need help on my assignments that i need to submit in 10 days. There are total 3-4 assignments on two different subjects: 1) 2-3 assignments in Operating Systems and 2) 1-2 assign
State the hardware faults and softwate faults - protection against hardware faults could be to keep backups or use GFS; use of UPS (in case of power loss) and parallel system a
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