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POSIX is the IEEE's Portable Operating System Interface for Computer Environments. The standard provides compliances criteria for operating system services and is designed to allow programmers to write applications that can easily port across operating system. Part of the features of POSIX is its support for real-time applications such as mutex, semaphore, real-time scheduling, priorities etc. For this practical we use a version that is ported for the Windows environment, called pthread. You can also have a look at for more explanation on how pthread works.
Explain difference between Security and Protection? Protection mechanism: The subsequent mechanisms are commonly utilized for protecting files having programs and data. (a
Q. Describe about Physical Systems? Physical Systems are tangible entities which may be dynamic or static. Computer Systems, Buildings,Vehicles etc. are illustrations of p
Explain the operation of octal to binary encoder. Ans Octal to binary encoder consists of eight inputs, one for each of eight digits and three outputs which generate the con
Al l exceptions in Java are subclasses of built in class called? Each exception in Java are subclasses of make in class termed as Throwable.
Explain pass-1 algorithm of passes used in two-pass assembler? Pass I: (i) Separate the symbol, operand fields and mnemonic opcode (ii) Make the symbol table (iii)
Hello there i have 4 exams of ICT and i am after a tutor who can help me in those 4 subjects. One hour for each subjects will be good for me as i have sample papers ready for all s
Categorized Optimization transformations The structure of program and the way in that data is defined and used in this provide vital clues for optimization. Optimization t
How to select valid lines for secondary list? To stop the user from selecting invalid lines, ABAP/4 offers various possibilities. At the end of the processing block END-OF-SEL
Microprocessor is a program-controlled device, which fetches the instructions from memory, decodes and implements the instructions. Most Micro Processor is single- chip devices.
Q) a.Define the programming-language features that are required to properly support concurrent programming? b. What support do these features need from the operating system?
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