Management Information Systems‚ Cdn. 6e (Laudon et al.) Chapter 6 Databases and Information Management 1) A grouping of characters into a word‚ a group of words‚ or a complete number is called a record. Answer: FALSE Diff: 1 Type: TF Page Ref: 178 AACSB: Use of information technology CASE: Content A-level Heading: 6.1 Organizing Data in a Traditional File Environment 2) Each characteristic or quality describing a particular entity is called an attribute. Answer: TRUE Diff: 1 Type:
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Assessment………………………………………………………… Credit Units ……………………………………………………….. Presentation Schedule ………………………………………………. Course Overview ………………………………………………….. MBA 758 DATABASE MANAGEMENT SYSTEM Introduction This course‚ Database Management System (DBMS)‚ is a course designed in the pursuit of a degree in Masters Degrees in business‚ finance‚ marketing and related fields of study. It is also a course that can be studied by Postgraduate Diploma students in business‚ sciences and education. This course
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What are the five important software components of a database management system? A: Five software components of a database management system is the DBMS engine‚ data definition subsystem‚ data manipulation subsystem‚ application generation subsystem and data administration subsystem. DBMS engine accepts logical requests from various other DBMS subsystems‚ converts them into physical equivalents‚ and actually accesses the database and data dictionary as they exist on a storage device. Data definition
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move forward or it dies. And I think what we got on our hands is a dead shark. Woody Allen (from Annie Hall‚ 1979) • Why use a DBMS? OS provides RAM and disk Review • Why use a DBMS? OS provides RAM and disk – Concurrency – Recovery – Abstraction‚ Data Independence – Query Languages – Efficiency (for most tasks) – Security – Data Integrity Data Models • DBMS models real world • Data Model is link between user’s view of the world and bits stored in computer • Many models exist • We think
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ISYS104 Tutorial – week 7 Review Questions 1. What are the problems of managing data resources in a traditional file environment and how are they solved by a database management system? List and describe each of the components in the data hierarchy. Figure 6–1 shows the data hierarchy. The data hierarchy includes bits‚ bytes‚ fields‚ records‚ files‚ and databases. Data are organized in a hierarchy that starts with the bit‚ which is represented by either a 0 (off) or a 1 (on)
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MIS Concepts & Design by Seema Sirpal Delhi University Computer Centre Information is Critical The information we have is not what we want‚ The information we want is not the information we need‚ The information we need is not available. Information is a Resource It is scarce It has a cost It has alternative uses There is an opportunity cost factor involved if one does not process information Why need Information? To ensure effective and efficient decision - making leading to
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implementing the internal audit service. These are the following: DBM Budget Circular No. 2004-4 Guidelines on the Organization and Staffing of Internal Audit Units (IAUs) issued on March 22‚ 2004; CSC Memorandum Circular No. 12 Qualification Standards for Internal Audit Service (IAS) Positions issued on June 22‚ 2006; DBM Circular Letter No. 2008-8 National Guidelines in Internal Control Systems (NGICS) issued on October 23‚ 2008; and DBM Circular Letter
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Family Name First Name ………………................ …………………………. Student Number ……………………….. List Number Table Number ………………………… …………………………. COM 110 Introduction to Business Information systems Prof. Mohamed Watfa AUTUMN SESSION 2010 SAMPLE MIDTERM EXAMINATION Time Allowed: 1.5 Hours Total Number of Questions: 25 Total Number of Pages (incl. this page): 9 DIRECTIONS TO CANDIDATES 1. 2. Total marks: 100 Answer ALL questions from parts 1 and 2. Part 1 contains 20 questions for a total
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DRAFT BUDGET MONITORING SYSTEM By: Gilbert C. Morong‚ DepED Budget Division This system was developed using Microsoft Access. It runs on computers with Microsoft Office installed. This small application will help the implementing units‚ especially‚ those financial staffs assigned in the preparation of various reports as being required by the oversight agencies. It’s easy to monitor balances of allotments by program/project/activity. The output data that can be generated by the system conformed with
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8) If the table PRODUCT has a column PRICE‚ and PRICE has the data type Numeric (8‚2)‚ the value 98765 stored in that field will be displayed by the DBMS as 98765.00. Answer: FALSE Diff: 3 Page Ref: 289 Fig 7-4 9) If the table ITEM has a column WEIGHT‚ and WEIGHT has the data type Numeric (7‚2)‚ the value 4321 with be displayed by the DBMS as 43.21. Answer: TRUE Diff: 2 Page Ref: 289 Fig 7-4 10) The SQL keyword CHECK is used to limit column values to specific values. Answer: TRUE
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