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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A persistent stored module is stored and executed on the database client machine.
(True/False)
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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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Using the _____ command, SQL indexes can be created on the basis of any selected attribute.
(Multiple Choice)
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The DECLARE section in the trigger is used to declare any variables used inside the trigger code.
(True/False)
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A(n) _____ cursor is automatically created in procedural SQL when the SQL statement returns only one value.
(Multiple Choice)
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If the NOT NULL and UNIQUE specifications are not supported when using a command sequence, use _____ without the specifications.
(Short Answer)
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When you create a new database, the RDBMS automatically creates the data_____ tables in which to store the metadata and creates a default database administrator.
(Multiple Choice)
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A _____ is a block of code containing standard SQL statements and procedural extensions that is stored and executed at the DBMS server.
(Multiple Choice)
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To make the SQL code more _____, most SQL programmers use one line per column (attribute) definition.
(Short Answer)
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Which command is used to save changes to the database? What is the syntax for this command?
(Essay)
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One of the major advantages of stored procedures is that they can be used to encapsulate and represent business transactions.
(True/False)
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The Oracle equivalent to an MS Access AutoNumber is a(n) _____.
(Multiple Choice)
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SQL requires the use of the _____ command to enter data into a table.
(Multiple Choice)
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A sequence is not associated with a table and can be dropped from a database with a DROP SEQUENCE command.
(True/False)
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In an INSERT command, a user can indicate just the attributes that have required values by listing the _____ inside parentheses after the table name.
(Short Answer)
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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.
(Short Answer)
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Just like database triggers, stored procedures are stored in the database.
(True/False)
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