PPT-CMPT 401 Summer 2007

Dr Alexandra Fedorova Lecture X Transactions Transactions A transaction is a collection of actions logically belonging together To the outside world a transaction must appear as a single indivisible operation. to Snow White point to the development of a girl from pre-adolescence to maturity. During the first phase of life summer 2007 e r a ATD Data Team Subcommittee report. January 2011. Quantitative Data Analyzed. :. Fall 2007 Cohort Data: Transfers, graduates, and graduate transfers (unduplicated). Graduates who did and did not transfer in English, reading, and math. Introduction to Operating Systems. . Introduction to Deadlocks. Acknowledgement: some slides are taken from Anthony D. Joseph’s course material at UC Berkeley . and Dr. Janice Reagan’s course material at SFU. Introduction to Computing Science for Engineering Students. Floating Point Representation. Data Types and Conversion. © Janice Regan, 2007-2013. 1. Floating point numbers. A floating point number is represented by a mantissa and an exponent, for example 3.73696786432 * 10. his summer,The Learning Peopleconducted a thorough piece ofresearch into public attitudestowards dyslexia.We wanted to understandhow open,interested and knowledgeablethe British public is when it come Phase: Design. Janice Regan, 2008. 2. Map of design phase. DESIGN. HIGH LEVEL. DESIGN. Modularization. User Interface. Module Interfaces. Data. . Persistance. Subsystem. User Manual. architecture. Oliver Schulte. Introduction to . Artificial Intelligence. topics. Intelligent Agents . uninformed and informed search . Constraint Satisfaction Problems . Game playing . First-order Logic . Reasoning under uncertainty . Dr. Alexandra Fedorova. Lecture XI: Distributed Transactions. A Distributed Transaction. A transaction is distributed across n processes.. Each process can decide to commit or abort the transaction. A transaction must commit on all sites or abort on all sites. Data Communications and Networking. Network Layer. ICMP . and fragmentation. © Janice Regan, 2007-2012. 1. IPv4 Protocol Header. Protocol. transport layer. Header. checksum. TTL. Source IP address. Destination IP address. Lecture V: Inter-Process Communication. Course Progress: the Big Picture. Architectural models of distributed systems. determined by placement and roles. of components. OS . Support . for implementation of DS of components . . Operating Systems. Processes. Multiprogramming. When multiple programs share the same processor . An example of . pseudoparallelism. Processes share processor (each get a short turn) so that in a perceptible length of time it appears processes run in parallel . . Mutual Exclusion. © Janice Regan, CMPT 300, 2007-2016 . 1. Implementation. Now we have the basic ideas we need. How do we actually implement mutual exclusion?. There are several approaches. Interrupt disabling. How to wash summer clothes properly always seems surrounded by a great deal of mystery. Explore here or book with Hello Laundry!