PPT-Consistency of Assessment

Validation Webinar Part 2 Renae Guthridge WA Training Institute WATI RQI 321 What three things do you recall about yesterdays webinar What two questions do you have about yesterdays . Service Level Agreements . for Cloud Storage. Douglas B. Terry, Vijayan Prabhakaran, Ramakrishna Kotla, Mahesh Balakrishnan, Marcos K. Aguilera, Hussam Abu-Libdeh. Microsoft Research. “A foolish consistency is the hobgoblin of little minds”. Sandeep. Hans. Agenda. Database Consistency Conditions. STM Consistency Conditions. A different perspective. Consistency with other STM properties.. Conclusion. Database Consistency Conditions. Recoverability. John Norcini, Ph.D.. Overview. Some background. What is a ‘test’ or assessment?. How does assessment affect learners?. How are assessments changing?. Who cares about assessment?. Characteristics of good assessment. (. Validation). Webinar – Part 1. Renae Guthridge. WA Training Institute (WATI). What is your understanding of validation?. Describe an assessment validation process in which you have been . involved.. Chapter 7. Most of the lecture notes are based on slides by Prof. Jalal Y. Kawash at Univ. of Calgary. Some notes are based on slides by Prof. Kenneth Chiu at SUNY Binghamton. I have modified them and added new slides. Presenter:. Anup. . Niroula. Before going to LSCs. Requirement Capturing and Analysis. UML diagrams. - Specify scenario of the system behavior. -Interaction between the objects. Message Sequence Chart. COS 518: . Advanced Computer Systems. Lecture . 3. Michael Freedman. Let’s say A and B send an op. . All readers see A . →. B ?. All . readers see . B. . → A ? . Some see . A . → B . and others . Distributed Systems. Lecture 14. Michael Freedman. 2. Linearizability. Eventual. Consistency models. Sequential. Causal. Lamport. clocks: C(a) < C(z) Conclusion: . None. Vector clocks: V(a) < V(z) Conclusion: . Distributed Systems. Lecture . 16. Michael Freedman. 2. Linearizability. Eventual. Consistency models. Sequential. Causal. Lamport. clocks: C(a) < C(z) Conclusion: . None. Vector clocks: V(a) < V(z) Conclusion: . Gibco boxy bottle 2008150presentGibco One Shot 50 mL bottle2016150presentGibco sera151committed to quality and innovation since 1962Gibco square plastics 19871501996Gibco round plastics 19961502007Gib Topics: synchronization wrap-up, . need for sequential consistency, fences . 2. Load-Linked and Store Conditional. LL-SC is an implementation of atomic read-modify-write. with very high flexibility. COS 418: Distributed Systems. Lecture 12. Wyatt Lloyd. Outline. Network Partitions. Linearizability. CAP Theorem. Consistency Hierarchy. Network Partitions Divide Systems. Network Partitions Divide Systems. Measuring and Understanding Consistency at Facebook. Haonan Lu*. †. ,. . Kaushik. . Veeraraghavan. †. ,. . Philippe . Ajoux. †. , . Jim . Hunt. †. , . Yee . Jiun. Song. †. , Wendy . Tobagus. Replication Benefits. Replication enhances tolerance to failure. Performance can be improved in different ways. Placing replicas in the proximity of the process using them. Replicating servers and subsequently dividing the work among them.