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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).
Explain Gray Code Ans. Gray Code 1. Extremely useful code. Also termed as reflected code. 2. All gray code is different from the preceding and succeeding codes thr
Write a PERL script which takes a file named input.txt as an input and processes it. The input file has the following format: firstname lastname: pass/fail score%. A sample input f
List the typical functions of operating systems. Classical functions of operating system are given as: (1) Process management: A process is a program throughout execution.
Execution: Now instruction is ready for execution. A different opcode will need different sequence of steps for execution. Hence let's discuss a few illustrations of execution of s
Q. Evaluation Stack Architecture? A stack is a data structure which implements Last-In-First-Out (LIFO) access policy. You can add an entry to the with a PUSH(value) as well as
What are the components of I-way Infrastructure? There are three mechanism of the I-way infrastructure: Consumer access equipment Local on-Ramps Global informa
Explain LRU Page replacement algorithm. LRU policy: It expands to least recently use. This policy proposes that we remove a page that last usage is farthest from present time
Preparation of writing the program 1. Write an algorithm for your program closer to assembly language. For instance the algorithm for preceding program will be: get NUM1
The concept of clustering is definite as the use of multiple computers, typically PCs or multiple storage devices, UNIX workstations, and their interconnections, to form what appea
A doubly linked list is like a linked list except that each node has a pointer both to the next node in the list and to the previous node in the list. There are also pointers to th
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