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State about the Object oriented analysis
Object oriented analysis (OOA) is concerned with developing software engineering specifications and requirements that expressed as a system's object model consist of a population of interacting objects. Abstraction concept in object oriented analysis (OOA) is important. Abstraction can be defined as: the characteristics of an object which make it only one of its kinds and reflect a significant concept. Analysis is a broad term, best qualified, as in object oriented analysis (an investigation of the objects of the problem domain) or requirements analysis (an investigation of the requirements).
Q. Define Wait protocol? The wait protocol is used for resolving conflicts that arise due to some multiprocessors requiring same resource. There are 2 kinds of wait protocols:
Const and volatile keywords should not be used together due to both are opposite in nature. A variable is declared as "const" means its value is not able to be altered but if i
Three Logic Levels are used and they are High, Low, High impedance state. The high and low are normal logic levels & high impedance state is electrical open circuit conditions. Tri
Q. Define Wilkes Control Unit? Prof. M. V. Wilkes of the Cambridge University Mathematical Laboratory invented the term microprogramming in 1951. He offered a systematic altern
explain in detail about queueing process
Explain the architecture of SS7 . A block schematic diagram of the CCITT no. 7 signaling system is demonstrated in figure. Signal messages are passed by the central proces
Which is not a key piece of information, stored in single page table entry, assuming pure paging and virtual memory Ans. A reference for the disk block which stores the page is
Q. Displays a format of floating-point number? A floating binary number +1010.001 in a 16-bit register is able to be represented in normalised form (presuming 6 bits for expone
How Race Around Condition can be avoided? Ans: The race around condition can be avoided if 1. Duration of clock pulse being high is small like comparative to the dela
Z80 STATUS FLAGS
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