Cse 511 Samenvattingen, Aantekeningen en Examens

MT exam_03/02/21  This is a preview of the draft version of the quiz Graded Quiz 20 Midterm Exam Yes 60 Minutes No Always After Mar 4 at 12am Yes No  Published Preview  Edit  MT exam day/time: Tuesday March 2nd 2021, 7:40 PM-8:40 PM MST. MT duration: 1 hour. Number of questions: 30 questions. At the beginning of the exam: You must show your student ID. Your camera must be ON. Your phone must be OFF. 3/4/2021 MT exam_03/02/21: CSE 511: Data Processing at Scale (202...

Big data volume of available data is huge. data keeps growing at staggering rate. data comes from variety of sources in totally different formats Scalable data processing allows database processing systems to cope with the _______, ________, and _________ aspects that big data brings into the system volume, velocity, variety Best data processing system for operational workload (bank, online store, etc) Relational DBMS (Centralized, distributed) Unstructured data (highly available syst...

True or false, sources of dat are becoming larger and more diverse True, Billions or even trillions of data sources What is the goal of data processing? To extract data that is useful Why is the volume of data that is available so large? Increasing number of data sources (social media, wearable tech, sensors, cameras, etc), formats, and data points How much data is possibly generated in a day? A petabyte (1 million GB) What is scalable data processing? Allows database processing systems ...

Transaction User program that can either read or write data from or to the database system ACID Atomicity, Consistency, Isolation and Durability ACID - Atomic All or nothing - Transaction must be completed in full or not at all (no subdividing) ACID - Consistency Transactions will transform the database from one consistent state to another. There are no violations of integrity constraints. ACID - Isolated Transactions execute independently of one another. Database changes are not rev...

CSE 511 - MT Exam.

True or false, sources of dat are becoming larger and more diverse - True, Billions or even trillions of data sources What is the goal of data processing? - To extract data that is useful Why is the volume of data that is available so large? - Increasing number of data sources (social media, wearable tech, sensors, cameras, etc), formats, and data points How much data is possibly generated in a day? - A petabyte (1 million GB) What is scalable data processing? - Allows database proce...

CSE 511 - Midterm Practice Exam.

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