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Q. Explain about Joint Application Development?
It is defined as a structured approach in which users, managers, and analysts work together for many days in a series of intensive meetings to review or specify system requirements. The significant feature of JAD is joint requirements planning that is a process whereby highly structured group meetings are conducted to analyse problems and define requirements.
Memory - management mode System memory-management mode (SMM) is on the same level as protected mode, real mode and virtual mode though it is provided to function as a manager
Logical shift A logical shift operation transfers 0 through serial input. We apply symbols shl and shr for logical shift left and shift right microoperations, examples:. R1
why we say OS is a resource allocator and control program
What are the uses of interrupts? Recovery from errors Debugging Communication among programs Use of interrupts in operating system
Explain the System Design of Object oriented modelling System Design : At this stage, the whole system model is designed. This is the phase where the complete system is divi
How are devices represented in UNIX? All devices are shown by files called special files that are located in /dev directory. Therefore, device files and other files are named a
Q Why we use addressing schemes? An operation code of an instruction tells the operation to be performed. This operation is executed on some data stored in memory or register.
Determine about the microprocessor A microprocessor contains at the least CPU which was the case in 1970s and early 1980s. Today they include cache memories, bus interfaces, an
Q. What is interrupt? How it is useful in controlling I/O operations. Q. Explain function of Color Graphics Adopter card and Diskette Drive Adopter Card.
Shift Microoperations Shift microoperation can be used for serial transfer of the data. They are used generally with arithmetic, logic and other data-processing operations. The
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