Inter process Communication Mechanism
Illustrates about the Inter process Communication Mechanism?
Expert
Inter process Communication Mechanism:
• Signals-Unix supports other, very easy communication mechanism-the signal.
• A signal is simple since it does not pass data beyond the continuation of the signal itself.
• Signals in UML: A UML signal is in fact a generalization of the UNIX signal. Whereas a UNIX signal carries no parameters but a condition code, a UML signal is a thing.
• Shared Memory Communication-theoretically, such semaphores are the mechanism we employ to make shared memory safe.
• POSIX assists semaphores, but this also supports a direct shared memory mechanism.
• POSIX assists counting semaphores within the _POSIX_SEMAPHORES option. A counting semaphore permits than one procedure access to a resource at a time.
• Message-Based Communication: in this the shell syntax of pipe is extremely familiar to UNIX users. An illustration appears below. % foo file0| baz > file1
• A parent process employ the pipe () function to make a pipe to talk to a child. This should do so before the child this is created or this won’t have any way to pass a pointer to that pipe to the child.
• The pipe () function give returns an array of file descriptors, therefore the first for the write end and then second for the read end.
Explain how the delay distortion and phase distortion are introduced?
State the difference between the STAX and LDAX?
What are merits and demerits of I2C (bus interface/bus protocol)?
Illustrates some examples for medium type scale embedded systems?
A bipolar junction diode contain a uniform cross-sectional region of 2x10-3 cm2 and a doping concentration of 1013 cm-3 in p-type and n-type both materials. Therefore diffusion properties are Dn = 5 cm2s-1, Ln = 50 µm for (e-
State few disadvantages of the optical fiber as the transmission medium?
Define the following term: a) White noise b) Autocorrelation
What do you mean by the term impulse response?
Explain the term meta-learning. Describe in detail.
Explain the term co-operative process?
18,76,764
1945730 Asked
3,689
Active Tutors
1416229
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!