PPT-Concurrency Issues Motivation, Problems, Directions

Dennis Kafura CS 5204 Operating Systems 1 Dennis Kafura CS 5204 Operating Systems 2 Reasons for Concurrency multitasking parallelism performance coordination Moores Law Dennis Kafura CS 5204 Operating Systems. Sadhna Kumari. OUTLINE. ACID Properties. 2-Phase Commit Protocol. TPS. Serializability. Concurrency Control Protocols. Current Research. Future. References. ACID PROPERTIES. Atomicity: . A . transaction is . Motivation, Problems, Directions. Dennis Kafura - CS 5204 - Operating Systems. 1. Dennis Kafura - CS 5204 - Operating Systems. 2. Reasons for Concurrency. multitasking. parallelism. performance. coordination. Objective. Explain What is the Reinforcement Theory of Motivation. Explain What is meant by the ‘Law of Effect’. Explain What is meant by the ‘Quantitative Law of Effect’. Explain the Types of Reinforcement. Clare Heaney: Director of Studies. CLASSROOM MANAGEMENT??. What is Classroom Management. Effective Discipline. Being prepared for class. Motivating your students. Providing a safe, comfortable learning environment. Based on Barron’s AP Psych Test Prep. Cerepak. 2016. Why do people do what they do?. Motivation theories attempts to answer that question directly!. Motivations are feelings or ideas that cause us to act toward a goal. Chavis Comer. Adrienne Young. Eman Alotaibi. Definitions . Motivation. “The process whereby goal-directed behavior is instigated and sustained.”. -Schunk. Self-Regulation. “The process whereby students activate and sustain cognitions, behaviors, and affects, which are systematically oriented toward the attainment of their goals.”. Database Concurrency Control. 1 Purpose of Concurrency Control. To enforce Isolation (through mutual exclusion) among conflicting transactions. . To preserve database consistency through consistency preserving execution of transactions.. Maggie Kubanyiova. University of Birmingham. Motivation and Imagination. The Motivational Power of Vision . “Vision is the motivating force behind everything we do. You can never say to someone ‘let’s motivate ourselves’ because motivation is simply a bi-product of the transference of vision. If I can ‘see’ something great, I’ll do anything I can to see it come to pass. Vision gives birth to commitment, enthusiasm, energy and discipline.” . Ayna. Johansen, . PhD. Håvar Brendryen, Pål Helland . Edmund Henden & . Dag Wennesland. Disclosures. This project has been made possible by . the . Norwegian . ExtraFoundation. for Health and . Sadhna Kumari. OUTLINE. ACID Properties. 2-Phase Commit Protocol. TPS. Serializability. Concurrency Control Protocols. Current Research. Future. References. ACID PROPERTIES. Atomicity: . A . transaction is . Used by permission of Management Through Leadership, MORA Group International. Diana and Enrique Mora – DLM@tpmoline.com. Altrusa International, Inc. Motivation.... Is the process to help people discover how they can benefit from doing something. -. Bhavya. . Kilari. Dr. . Yanqing. Zhang, . CSc. 8320. PREVIEW. P. ART. I. : . I. NTRODUCTION. Transaction Processing System [. R. Chow & T. Johnson, 1997. Motivation. . &. . Emotion. Stress. Sources. Measures. Theories. Effects. Coping. Motivation. Maslow’s Hierarchy of Needs. Drive Reduction Theory. Arousal Theory. Intrinsic/. Extrinsic Motivation. extrinsic motivation: a person performs an action because it leads to an outcome that is separate from or external to the person. intrinsic motivation: a person performs an action because the act is fun, challenging, or satisfying in an internal manner.