Exam 8: Advanced Sql
Exam 1: Database Systems75 Questions
Exam 2: Data Models75 Questions
Exam 3: The Relational Database Model75 Questions
Exam 4: Entity Relationship Er Modeling75 Questions
Exam 5: Advanced Data Modeling75 Questions
Exam 6: Normalization of Database Tables75 Questions
Exam 7: Introduction to Structured Query Language Sql75 Questions
Exam 8: Advanced Sql75 Questions
Exam 9: Database Design75 Questions
Exam 10: Transaction Management and Concurrency Control74 Questions
Exam 11: Database Performance Tuning and Query Optimization75 Questions
Exam 12: Distributed Database Management Systems74 Questions
Exam 13: Business Intelligence and Data Warehouses74 Questions
Exam 14: Big Data and Nosql75 Questions
Exam 15: Database Connectivity and Web Technologies73 Questions
Exam 16: Database Administration and Security74 Questions
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If a user adds a new column to a table that already has rows, the existing rows will default to a value of _____ for the new column.
(Short Answer)
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A row-level trigger is assumed if we omit the FOR EACH ROW keywords and a statement-level trigger required the use of the FOR EACH ROW keyword.
(True/False)
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In Oracle, _____ make(s) it possible to merge SQL and traditional programming constructs, such as variables, conditional processing (IF-THEN-ELSE), basic loops (FOR and WHILE loops,) and error trapping.
(Multiple Choice)
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A(n) _____ routine pools multiple transactions into a single batch to update a master table field in a single operation.
(Short Answer)
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Which SQL format would be best used for a small, numeric data type?
(Multiple Choice)
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_____ is a cursor attribute that returns TRUE if the last FETCH returned a row, and FALSE if not.
(Multiple Choice)
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In a 1:M relationship, a user must always create the table for the "_____" side first.
(Short Answer)
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A table can be deleted from the database by using the _____ TABLE command.
(Multiple Choice)
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A(n) _____ is a logical group of database objects, such as tables and indexes, that are related to each other.
(Short Answer)
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The CREATE TABLE command lets you define constraints when you use the CONSTRAINT keyword, known as a(n) _____ constraint.
(Multiple Choice)
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Using Oracle _____, a designer can write a PL/SQL code block by enclosing the commands inside BEGIN and END clauses.
(Short Answer)
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