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Define user space?
The system space is divided from virtual address space in which the user application programs reside. The letter space is known as user space.
Add +25 to -15 by using 2's complement ? Ans. Firstly convert the numbers 25 and 15 in its 8-bit binary equivalent and determine the 2's complement of 15, after that add +25 to -
In a particular exchange during busy hour 1200 calls were offered to a group of trunks, during this time 6 calls were lost. The average call duration being 3 minutes Calculate Traf
Define UFD and MFD. In the two-level directory structure, every user has own user file directory (UFD). Every UFD has a same structure, but lists only the files of a single u
a. What are the activities included during the process of developing a formal specification of a sub-system interface? b. Explain the Pair Programming? What are the benefits of
Define port? Give types of port available? Ans: An I/O interface consists of circuitry needed to connect an I/O device to computer bus. One side consists of a data path contain
Q. What is Gustafsons Law? Amdahl's law is appropriate for applications where response time is significant. On the other hand there are numerous applications that necessitate
Q. Describe Message Passing Model? In message-passing model there be a set of tasks which employ their own local memories at the time of computation. Many tasks may inhabit on
Explain Circular Dependencies. Circular Dependencies: To know the problem of circular dependencies consider a file server which uses a timeserver to acquire the current
What is hysteresis? Hysteresis is well known in ferromagnetic materials. When an external magnetic field is applied to a Ferro magnet, the atomic dipoles align themselves with
Define user mode and Kernel mode Kernel is a private mode in that no limitation is imposed on the kernel of system. Kernel may be use all the information of the processor, oper
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