Tools of UNIX OS
How tools are represented in the UNIX OS?
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All devices are symbolized by files termed as special files which are situated in/dev directory. Therefore, device files and other files are named and accessed in similar way. A 'regular file' is merely an ordinary data file in the disk. A 'block special file' symbolizes a device with characteristics alike to a disk (that is, data transfer in terms of blocks). The 'character special file' represents a device with characteristics identical to a keyboard (that is, data transfer is by stream of bits in chronological order).
Explain the difference between the functions performed by the phloem and xylem?
Design pattern: It is a general reusable solution to a normally occurring problem in software design. A design pattern is not finished design which can be transformed directly into code. It is explanation or template for how to solve out a problem whi
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Multi programming: Multiprogramming is the method of running numerous programs at a time employing timesharing. It permits a computer to do numerous things at similar time. Multiprogramming makes logical parallelis
Models: Building an accurate model of the system is a major and critical step in program model checking. You need to create models of both the application to be model checked and the environment in which it is run, including all the input data and eve
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