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BDD MCQ
Module 8: Building Fast-Performing Database Models.
Building Fast-Performing Database Models. 1. Which of these apply to OLTP databases? A. Large Transaction B. High concurrency C. Frequent servicing…
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BDD MCQ
Module 6 & 7 : Advanced Relational Database Modeling & Understanding Data Warehouse Database Modeling.
Advanced Relational Database Modeling 1. Which of the following is true about de-normalization? A. De-normalization is often the opposite way of nor…
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BDD MCQ
Module 5: Reading and Writing Data with SQL.
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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BDD MCQ
Module 4: Understanding Normalization.
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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BDD MCQ
Module 3: Database Modeling Building Blocks.
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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BDD MCQ
Module 2: Database Modeling in the Workplace
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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BDD MCQ
Module 1: Database Modeling Past and Present.
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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- dbskool
- DBSkool is a website that provides tutorials, articles, and online courses related to database technologies such as Oracle, SQL Server, PL/SQL,FORMS, REPORTS, DBA, Oracle APEX and other relational databases. As the name suggests, DBSkool primarily focuses on educating individuals and professionals in the field of database management.
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