Exam 8: Advanced Sql
Exam 1: Database Systems76 Questions
Exam 2: Data Models75 Questions
Exam 3: The Relational Database Model75 Questions
Exam 4: Entity Relationship Er Modeling75 Questions
Exam 5: Advanced Data Modeling85 Questions
Exam 6: Normalization of Database Tables110 Questions
Exam 7: Introduction to Structured Query Language Sql111 Questions
Exam 8: Advanced Sql109 Questions
Exam 9: Database Design103 Questions
Exam 10: Transaction Management and Concurrency Control85 Questions
Exam 11: Database Performance Tuning and Query Optimization85 Questions
Exam 12: Distributed Database Management Systems83 Questions
Exam 13: Business Intelligence and Data Warehouses75 Questions
Exam 14: Database Connectivity and Web Technologies85 Questions
Exam 15: Database Administration and Security86 Questions
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If the DBMS does not support the INTERSECT statement, one can use a(n) subquery to achieve the same result.
(Short Answer)
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How are triggers critical to proper database operation and management?
(Essay)
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The statement combines rows from two queries and excludes duplicates.
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When using the Oracle TO_DATE function, the code represents a three-letter month name.
(Multiple Choice)
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The most useful feature of PL/SQL blocks is that they let a designer create code that can be named, stored, and executed by the DBMS.
(True/False)
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When using a(n) join, only rows that meet the given criteria are returned.
(Multiple Choice)
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In MS Access, a designer can use the data type to define a column in his table that will be automatically populated with unique numeric values.
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All join conditions are connected through a(n) logical operator.
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In Oracle, you can use the SQL*Plus command SHOW ERRORS to help you diagnose errors found in PL/SQL blocks.
(True/False)
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"Linked SQL" is a term used to refer to SQL statements that are contained within an application programming language such as COBOL, C++, ASP, Java, or ColdFusion.
(True/False)
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Automating business procedures and automatically maintaining data integrity and consistency are trivial in a modern business environment.
(True/False)
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When using the Oracle TO_NUMBER function to convert a character string into a number, represents a digit.
(Multiple Choice)
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Summarize the hierarchy of steps involved in creating and running an executable program with embedded SQL statements.
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Assume you are using the UNION ALL operator to combine the results from two tables with identical structure, CUSTOMER and CUSTOMER_2. The CUSTOMER table contains 10 rows, while the CUSTOMER_2 table contains 7 rows. Customers Dunne and Olowski are included in the CUSTOMER table as well as in the CUSTOMER_2 table. How many records are returned when using the UNION ALL operator?
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A(n) view is a view that can be used to update attributes in the base table(s) that are used in the view.
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A statement-level trigger is assumed if a designer omits the FOR EACH ROW keywords.
(True/False)
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