A. Database concepts 1 Basic SQL Command: SQL commands which are worth knowing : TRIM (for stripping spaces) LEFT (for fetching the data from left side of string) RIGHT (for fetching the data from right side of string) REPLACE (for replacement in string) CONVERT (for converting data from one type to another) LEN (for fetching length of string) STUFF (way to insert one string into another) DIFFERENCE (diff between two strings return 4 represents no diff or strong similarity)
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The Fundamentals of Database Design To end up with a good ‘relational database’ application‚ you need to ask: Do I actually need one? If so‚ how far do you want to take it? By this I mean‚ is this to be a simple database to store information about only one‚ or very few‚ related entities (i.e. a list of people who attended a certain event‚ and how they came to hear about the event) which are not likely to change; or a permanent and well used application with several different entities (i.e.
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Database Architecture DBM/380 –Database Concepts September 9‚ 2013 Sandra Graca Database Architecture Database systems are a way to collect and store large amounts of data. Essentially‚ database are electronic filing systems that store raw data to be later retrieved as useable information (Skillport‚ ). Using such a tool simplifies the filing and storage of all sorts of information used by businesses today. A common type of database is a customer/inventory database. Different tables
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FIN 301 – MW – Tu Nguyen – Quiz #2 – Solution: 1. The relevant discount rate for the following set of cash flows is 14 percent. What is the profitability index? A. 0.89 B. 0.93 C. 0.99 D. 1.03 E. 1.07 AACSB: Analytic Bloom’s: Application Difficulty: Basic Learning Objective: 9‐7 Section: 9.6 Topic: Profitability index 2. A firm evaluates all of its projects by using the NPV decision rule. At a required return of 14 percent‚ the NPV for the follo
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Quiz Submissions - Weekly Test 02—Organisational Environments and Cultures Top of Form Question 1 1 / 1 point What are the two types of external organisational environments? public and private market-specific and the product-specific organisational and the interpersonal global and the national general and the specific Question 2 1 / 1 point In terms of external organisational environments‚ the ____ environment affects all organisations while the ____ environment is unique to each company
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Name: ___________________________________________________________ Quiz #2 1. List the four main types of scales identified in Chapter 6. Makes sure in your response below to explain the difference between each through the use of an example. The four main types of scales indentified in chapter 6 are the nominal level of measurement‚ ordinal level of measurement‚ interval level of measurement‚ and the ratio level of measurement. The nominal level of measurement is defined by the text as the characteristics
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/380 Database Design Paper DBM/380 October ‚ 2012 University of Phoenix Database Design Paper A database is a set of programs and applications used to store data‚ this allows the data to be used by different individuals in different areas and access information from it quickly. A database stores the information so it can be used at a later time so additional information can be added‚ taken away‚ or used as needed. Once in the database the data is compressed so it takes up less space
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Identify the underlined part of the statement below as one of the aspects of a process model from the options: The human resources department stores and updates information of a employee in a database stored within the organization. A. Environment variable B. Internal entity C. Storage entity D. Business process You have just been told that an employee for a firm "Updates new employee information." This is an activity or a(n): A. Business Process B. External entity
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Received: 2 of 2 Comments: 2. Question : (TCO 4) The principal issue to be resolved in cases involving alleged negligence is usually: Student Answer: the amount of the damages suffered by plaintiff. whether to impose punitive damages on defendant. the level of care exercised by the CPA. whether defendant was involved in fraud. Instructor Explanation: Page 119 Points Received: 2 of 2 Comments: 3. Question : (TCO 4) The prudent person concept establishes
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1 Marks: 1 A group’s interpersonal compatibility may be assessed by examining which set of interpersonal needs? Choose one answer. | A. need for achievement‚ inclusion‚ and control | | | B. need for affection‚ achievement‚ and power | | | C. need for inclusion‚ affection‚ and achievement | | | D. need for inclusion‚ control‚ and affection | | Incorrect Marks for this submission: 0/1. Question2 Marks: 1 Which of the following problems would a quality circle NOT likely
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