1 First two lectures about big data. So why this surge? Isn’t about data at all Systems being able to process data Tools exploit and derive valuable nuggets NOT NEW: Walmart Wallstreet decades Why not out? Competition Teradata 20 years‚ contest MR patent Digital exhaust incr Know your Stats‚ gaga tweet sentiment analysis Correlation causation 2 Old: Centralized systems (data came from humans) Sun hardware Oracle software Moore’s law -> data grew. Data exhausts growing larger
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Excel Homework Assignment 2 Due Date/Time: All Files completed for this assignment must be submitted to Blackboard before class begins on the due date. NOTE: Each file should be saved with your first initial last name followed by the filename instructed by the author. For example‚ for Problem 1 below‚ the file should be saved as: pgabriel Iowa Election Results Assignment 2 problems are taken from your text in Tutorials 2 and 3 * Tutorial 2 – Case Problem 3 – Iowa Election Results
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INTRODUCTION A file is a document or collection of information stored on a disk and identified as a unit by a unique name. The information in a file can be used for any of a variety purposes. For example‚ a file might contain the text of a letter or the numerical data in a spreadsheet; these types of files are usually known as documents. A document is usually associated with a single application‚ which the user expects to be able to open by double-clicking the document’s icon. In order to
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desktop and save all your works (ipt‚ iam‚ ipn & dwg or idw files) in that folder for subsequent transferred to Lecturer’s computer hard disk for evaluation. 5. Do NOT switch off the computer after use‚ the lecturer will save your folder into his portable computer hard disk storage for evaluation. A car radiator thermostat is shown in the following pages. Draw the exact 3-D model of all the five individual components (parts in ipt files) shown. Your drawings shall be in correct dimensions and
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’[{}]’ ’(())’ $ cat part[12] > book 7. cat and grep tr 8. $ grep \$Id id_list $ grep -i suzi < addresses $ grep -il memo *.txt > memoranda_files $ file /usr/bin/* | grep "Again shell script" | sort -r Chapter 8 1. A. Nautilus is the GNOME file manager B. Browse files‚ Search for specific files‚ Edit‚ add‚ and remove files‚ Change file locations. C. type what your searching for 2. It’s a program that emulates a video terminal within some other display architecture. It allows you
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/home/brian 1. sort the last five lines of file 8 and display it to the screen. Redirect all errors to /dev/null (use paths that are relative-to-home) 2. using the shortest paths possible display all lines that contain the text “username” of file10 and append them to file7 3. using relative paths only‚ count the lines of file14 that contain the text “trumpet”. Append the output to file6 4. using relative to home paths output the contents of file8 appended to a new file called file21 in your home directory
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Running head: COMPARE AND CONTRAST UNIX AND WINDOWS OPERATING SYSTEMS Compare and Contrast UNIX and Windows Operating Systems Debra Avent‚ William Brown‚ Antonio Gilbert and Nicole Wojasinski University of Phoenix Intro There are many operating systems in use today. In this paper we are going to compare and contrast UNIX and Windows. What is this UNIX and how does it compare and contrast with the Microsoft Windows operating system? UNIX ’s biggest advantage is that its source is available
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Task 1 Processors (CPU) The processor (CPU) is essentially the brain of a computer system. The role of the CPU is mainly to process everything from basic instructions to complex function. The well known measure of the CPU is clock speed and it is measured in MHz or GHz. The different manufacturers of the CPU are Texas Instruments‚ Intel Corp‚ Centaur Technology etc.. Motherboard A motherboard (mobo) is basically the main circuit board of a computer system. All the different components
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it also mirrors Red Hat Enterprise Linux (RHEL). Centos offer many online support options and can be updated regularly. Listed below are the server options that I suggest are the best option for FWBSL: Database Server: MySQL Web Server: Apache File Server: Samba Mail Server: Simple Mail Transfer Protocol (SMTP) LDAP Server: Open LDAP First World Bank Savings and Loan will need to implement a three tier platform architecture that will offer more security for their clients and business needs
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security in a time-shared machine as in a dedicated machine? Explain your answer? Ans1: (a) Stealing or copying a user ’s files; writing over another program ’s (belonging to another user or to the OS) area in memory; using system resources (CPU‚ disk space) without proper accounting; causing the printer to mix output by sending data while some other user ’s file is printing. (b) Probably we cannot assure the same degree of security in a time shared machine as in a dedicated machine
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