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Module 5: Reading and Writing Data with SQL. BDD MCQ

Module 5: Reading and Writing Data with SQL.

dbskool August 28, 2023

Reading and Writing Data with SQL 1. Which type of join joins a table to itself? A. Inner join B. Cartesian join C. Self join D. Outer join Show …

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Module 4: Understanding Normalization. BDD MCQ

Module 4: Understanding Normalization.

dbskool August 16, 2023

Understanding Normalization. 1. If Y = X + 10, which of the following is correct? A. X is dependent and Y is determinant B. Y is dependent and X is…

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Module 3: Database Modeling Building Blocks. BDD MCQ

Module 3: Database Modeling Building Blocks.

dbskool August 12, 2023

Database Modeling Building Blocks. 1. Which of the following place restriction on values of database? (Any two) A. trigger B. constraints C. black …

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Module 2: Database Modeling in the Workplace BDD MCQ

Module 2: Database Modeling in the Workplace

dbskool July 26, 2023

Database Modeling in the Workplace 1. A relational database model cannot avoid defining some business rule. Why?  A. Stored procedures are mandat…

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Module 1: Database Modeling Past and Present. BDD MCQ

Module 1: Database Modeling Past and Present.

dbskool June 06, 2023

Database Modeling Past and Present. 1. What is a database model? A. A kind of normalization B. A special kind of database C. A blueprint for how data…

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Module 12: Business Rules and Field Settings. BDD Descriptive

Module 12: Business Rules and Field Settings.

dbskool May 31, 2023

Business Rules and Field Settings. 1. What is called view? A logical overlay containing a query, executed whenever the view is accessed. 2. What is…

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Module 11: Filling in the Details with a Detailed Design. BDD Descriptive

Module 11: Filling in the Details with a Detailed Design.

dbskool May 30, 2023

Filling in the Details with a Detailed Design. 1. What is meant by default option for table? A setting used as an optional value for a field in a r…

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