GATE CS - 2003 Q.1 – Q.30 carry one mark each. 1. Consider the following C function. float f‚(float x‚ int y) { float p‚ s; int i; for (s=1‚p=1‚i=1; i⋅ m ⋅ ⋅ (B) (C) ‚ ‚>an a a12 ∠ a a1‚2‚>an ⌠ 〉 (r1 r2 … rm) ∠ ‚ ‚>an a a12 ( ⌠ 〉 r1∗ r2∗>∗ rm) ( ⌠ 〉 r1) r2)>) rm) (D) ∠ ‚ ‚>an a a12 Q. 31-90 carry two marks each. 31. Let (S‚ δ) be a partial order with two minimalelements a and b‚ and a maximum element c. Let P: S ‰ {True‚ False} be a predicate defined
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The development of distance education has resulted from so-called push and pull factors: the technological advances created user demand‚ while extensive usage of technologies led to further development in technology. (Lewis et al‚ 1999). One can distinguish between four generations of distance education technologies. The timeframe of the first generation is from 1850s to1960 and the technologies employed are print (correspondence classes)‚ radio and instructional television. The second generation
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32-bit machine with 128 MB of physical memory‚ that uses virtual memory and demand paging for memory management. If the page size is 4 KB‚ answer the following questions. (Note: For ease of calculation‚ you can assume 1K=1000‚ 1M=1000K‚ etc.) (a) (3 pts) How many physical frames are there in the system? Ans: 128M = 32K 4K (b) (3 pts) What is the maximum number of pages that a process can have in its virtual address space? Ans: The amount of virtual address space addressable by each process = 232 = 4GB
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depending where they are in the "virtual communities." Computers allow users to flip back and forth between programs (called windows). These windows have shaped they way we "cycle" our way through the internet. There are also psychological effects in regards to cyberspace. Adolescents can no longer do what those who lived 30 years go can do. Experimentation has become risky so they can no longer experiment in order to find themselves. Therefore‚ they turn to virtual communities to fulfill the development
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together. There are challenges‚ however‚ inherent in the virtual team concept. It is difficult to build trust and to manage conflict when team members lack the ability to interact face- to-face. Communication is often more challenging‚ particularly among global virtual teams‚ which can also make it more difficult to overcome cultural barriers. Worldwide International Leadership Partners (WWLIP) identified the gaps and challenges between virtual teams. During this project we are planning to help them
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VIRTUAL TEAMS Challenges‚ Processes & Current Relevance WHAT IS A VIRTUAL TEAM? A virtual team is a group of people that relies primarily or exclusively on electronic forms of communication to work together in accomplishing its goals. To be considered virtual to some degree‚ a team must have the following three attributes: It is a functioning team—a collection of individuals who are interdependent in their tasks‚ share responsibility for outcomes‚ see themselves and are viewed by others
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Barlow‚ often speaks and writes about computer communication and online communities and real life communities. He compares the differences of the non-intentional community that he lives in‚ with a different community that he later found‚ the online virtual commons for the deadheads. One of the topics that Barlow compares and contrasts from his occupation to American society at the beginning and the end of the 20th century to Pinedale and Deadheads. There were thousands of Deadheads in the community
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concept of illusion for example the idea of what is glamorous‚ the difference between what is beautiful and what is real is distort by the media and its false interpretations. However it is not only the media that can distort reality from illusion‚ the virtual world of computer games and Internet socializing has revolutionized the Nintendo 64 and the plain old phone call. We are now able to find solace inside the world of an Avatar or pet puppy that our parents never let us bring home‚ and instead of having
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OPERATING SYSTEMS UNIT 1 Learning Objective Understand the purpose of the operating system Distinguish between a resource‚ a program‚ and a process Recognize critical resources and explain the behavior of semaphores Describe various memory page replacement algorithms Describe how files are stored in secondary storage © Bharati Vidyapeeth’s Institute of Computer Applications and Management‚‚ New Delhi-63‚ by Parul Arora. U1. 4 Introduction • • • • • • • • •
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Chapter 1 – 8 Essay Question Review 1. Explain why an operating system can be viewed as a resource allocator. Ans: A computer system has many resources that may be required to solve a problem: CPU time‚ memory space‚ file-storage space‚ I/O devices‚ and so on. The operating system acts as the manager of these resources. Facing numerous and possibly conflicting requests for resources‚ the operating system must decide how to allocate them to specific programs and users so that it can operate the
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