CS 186/286 Spring 2018 Midterm 1 • Do not turn this page until instructed to start the exam. • You should receive 1 single-sided answer sheet and a 18-page exam packet. • All answers should be written on the answer sheet. The exam packet will be collected but not graded. • You have 80 minutes […]
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CS 186/286 Fall 2017 Midterm 2 • Do not turn this page until instructed to start the exam. • You should receive 1 single-sided answer sheet and a 9-page exam packet. • All answers should be written on the answer sheet. The exam packet will be collected but not graded. • You have 80 minutes
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Individual Assignment: Text Analytics Dr Nikolaos Korfiatis (n.korfiatis@warwick.ac.uk) Associate Professor of Business Analytics Warwick Business School, MSc in Business Analytics Instructions Please read the instructions carefully and discuss with your colleagues and provide an outline of your approach. Clarifications and/or any questions will be provided/answered explicitly through the module forum at my.WBS. 1 1. Overview
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Contents: CS W186 Spring 2019 Midterm 1 Do not turn this page until instructed to start the exam. • You should receive one double-sided answer sheet and a 11-page exam packet. • The midterm has 5 questions, each with multiple parts. • The midterm is worth a total of 60 points. Taking the exam: •
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Contents: CS W186 Fall 2018 Final Do not turn this page until instructed to start the exam. • You should receive one double-sided answer sheet and a 21-page exam packet. • The final has 10 questions, each with multiple parts. • The final is worth a total of 126.5 points. Taking the exam: • You
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CS W186 Spring 2020 Midterm 2 (Online) Do not share this exam until solutions are released. Contents: • The midterm has 6 questions, each with multiple parts, and worth a total of 85 points. Taking the exam: • You have 150 minutes to complete the midterm. • You may print this exam or download it
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Contents: CS W186 Spring 2019 Midterm 2 Do not turn this page until instructed to start the exam. • You should receive one double-sided answer sheet and a 11-page exam packet. • The midterm has 6 questions, each with multiple parts. • The midterm is worth a total of 76 points. Taking the exam: •
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CS W186 Introduction to Database Systems Spring 2020 Josh Hug, Michael Ball DIS 6 1 Assorted Joins • Companies: (company_id, industry, ipo_date) • NYSE: (company_id, date, trade, quantity) We have 20 pages of memory, and we want to join two tables Companies and NYSE on C.company_id = N.company_id. Attribute company_id is the primary key for
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Contents: CS W186 Spring 2019 Midterm 2 Do not turn this page until instructed to start the exam. • You should receive one double-sided answer sheet and a 20-page exam packet. • The midterm has 6 questions, each with multiple parts. • The midterm is worth a total of 76 points. Taking the exam: •
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CS W186 Spring 2020 Transactions 1 Introduction In reality, we usually don’t have just one person accessing a database at a time. Many users can make requests to a database at a time which can cause concurrency issues. What happens when one user writes and then another user reads from the same resource? What if
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