Databases I

University of South Africa (Unisa)

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INF2603 Summary - Databases I INF2603 Summary - Databases I
  • Resumen

    INF2603 Summary - Databases I

  • An in depth summary of chapters 1 to chapters 8 of the Databases I textbook for INF2603.
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INF2603 ASSESSMENT 8 SEMESTER 2 2025  What command should be used to save permanently all changes made to a database.  a. COMMIT    b. WRITE ALL  c. SAVE  d. SAVE ALL
  • Examen

    INF2603 ASSESSMENT 8 SEMESTER 2 2025 What command should be used to save permanently all changes made to a database. a. COMMIT  b. WRITE ALL c. SAVE d. SAVE ALL

  • INF2603 ASSESSMENT 8 SEMESTER 2 2025 What command should be used to save permanently all changes made to a database. a. COMMIT  b. WRITE ALL c. SAVE d. SAVE ALL
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INF2603 ASSESSMENT 8 SEMESTER 2 2025  The RDBMS automatically creates the ____ tables in which to store metadata.  a. data schema  b. data dictionary    c. data authorization  d. data appendix
  • Examen

    INF2603 ASSESSMENT 8 SEMESTER 2 2025 The RDBMS automatically creates the ____ tables in which to store metadata. a. data schema b. data dictionary  c. data authorization d. data appendix

  • INF2603 ASSESSMENT 8 SEMESTER 2 2025 The RDBMS automatically creates the ____ tables in which to store metadata. a. data schema b. data dictionary  c. data authorization d. data appendix
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INF2603 ASSESSMENT 8 SEMESTER 2 2025  Use the value ____ to insert a row with some blank data.  a. 0  b. BLANK  c. [blank]  d. NULL
  • Examen

    INF2603 ASSESSMENT 8 SEMESTER 2 2025 Use the value ____ to insert a row with some blank data. a. 0 b. BLANK c. [blank] d. NULL

  • INF2603 ASSESSMENT 8 SEMESTER 2 2025 Use the value ____ to insert a row with some blank data. a. 0 b. BLANK c. [blank] d. NULL
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INF2603 Assignment 5 (DETAILED ANSWERS) 2025 - DISTINCTION GUARANTEED INF2603 Assignment 5 (DETAILED ANSWERS) 2025 - DISTINCTION GUARANTEED
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    INF2603 Assignment 5 (DETAILED ANSWERS) 2025 - DISTINCTION GUARANTEED

  • INF2603 Assignment 5 (DETAILED ANSWERS) 2025 - DISTINCTION GUARANTEED - DISTINCTION GUARANTEED - DISTINCTION GUARANTEED Answers, guidelines, workings and references ,... Without using chartGP and examples from the book provide an example to emphasize your case, describe the situations when a 3rd NF relation is in BCNF and when it is not. Because you are a registered student at UNISA and you have classmates who are your friends, please write SQL code to enter your own correct information and also...
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INF2603 Assignment 5 (ANSWERS) 2025 - DISTINCTION GUARANTEED INF2603 Assignment 5 (ANSWERS) 2025 - DISTINCTION GUARANTEED
  • Examen

    INF2603 Assignment 5 (ANSWERS) 2025 - DISTINCTION GUARANTEED

  • Achieve a distinction with this comprehensive and well-organized set of INF2603 Assignment 5 (ANSWERS) 2025 - DISTINCTION GUARANTEED. Ensure accuracy and excellence in your submission!!!! Without using chartGP and examples from the book provide an example to emphasize your case, describe the situations when a 3rd NF relation is in BCNF and when it is not. Because you are a registered student at UNISA and you have classmates who are your friends, please write SQL code to enter your own correct in...
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INF2603 Assignment 5 (COMPLETE ANSWERS) 2025 (865742) - DUE 5 September 2025
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    INF2603 Assignment 5 (COMPLETE ANSWERS) 2025 (865742) - DUE 5 September 2025

  • INF2603 Assignment 5 (COMPLETE ANSWERS) 2025 (865742) - DUE 5 September 2025; 100% TRUSTED Complete, trusted solutions and explanations. For assistance, Whats-App 0.6.7-1.7.1-1.7.3.9. Ensure your success with us.... Without using chartGP and examples from the book provide an example to emphasize your case, describe the situations when a 3rd NF relation is in BCNF and when it is not. Because you are a registered student at UNISA and you have classmates who are your friends, please write SQL code ...
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INF2603 ASSIGNMENT 6 SEMESTER 2 2025
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    INF2603 ASSIGNMENT 6 SEMESTER 2 2025

  • INF2603 ASSIGNMENT 6 SEMESTER 2 2025
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INF2603 ASSIGNMENT 6 SEMESTER 2 2025 EXCEL   The "____" characteristic of a primary key states the following:  The selected primary key must not be composed of any attribute(s) that might  be considered a security risk or violation. For exam
  • Examen

    INF2603 ASSIGNMENT 6 SEMESTER 2 2025 EXCEL The "____" characteristic of a primary key states the following: The selected primary key must not be composed of any attribute(s) that might be considered a security risk or violation. For exam

  • INF2603 ASSIGNMENT 6 SEMESTER 2 2025 EXCEL The "____" characteristic of a primary key states the following: The selected primary key must not be composed of any attribute(s) that might be considered a security risk or violation. For example, using a Social Security number as a PK in an EMPLOYEE table is not a good idea. a. unique values b. nonintelligent  c. preferably single-attribute d. security compliant The correct answer is: security compliant Question 2 C...
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NF2603 ASSIGNMENT 6 SEMESTER 2 2025  ____ is the bottom-up process of identifying a higher-level, more generic entity supertype from lower-level entity subtypes.  a. Specialisation  b. Generalisation    c. Partial completeness  d. Total completeness   Th
  • Examen

    NF2603 ASSIGNMENT 6 SEMESTER 2 2025 ____ is the bottom-up process of identifying a higher-level, more generic entity supertype from lower-level entity subtypes. a. Specialisation b. Generalisation  c. Partial completeness d. Total completeness Th

  • NF2603 ASSIGNMENT 6 SEMESTER 2 2025 ____ is the bottom-up process of identifying a higher-level, more generic entity supertype from lower-level entity subtypes. a. Specialisation b. Generalisation  c. Partial completeness d. Total completeness The entity supertype contains the common characteristics and the entity subtypes contain the unique characteristics of each entity subtype. True  False
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