Exam 7: Introduction to Structured Query Language (SQL)
Exam 1: Database Systems70 Questions
Exam 2: Data Models70 Questions
Exam 3: The Relational Database Model100 Questions
Exam 4: Entity Relationship (ER)Modeling100 Questions
Exam 5: Advanced Data Modeling70 Questions
Exam 6: Normalization of Database Tables100 Questions
Exam 7: Introduction to Structured Query Language (SQL)100 Questions
Exam 8: Advanced SQL100 Questions
Exam 9: Database Design100 Questions
Exam 10: Transaction Management and Concurrency Control70 Questions
Exam 11: Database Performance Tuning and Query Optimization70 Questions
Exam 12: Distributed Database Management Systems70 Questions
Exam 13: Business Intelligence and Data Warehouses100 Questions
Exam 14: Database Connectivity and Web Technologies100 Questions
Exam 15: Database Administration and Security100 Questions
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In the SQL environment,the word ____________________ covers both questions and actions.
(Short Answer)
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The SQL command that lets you select attributes from rows in one or more tables is ____.
(Multiple Choice)
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The special operator used to check for similar character strings is ____.
(Multiple Choice)
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Some RDBMSs,such as Oracle,automatically ____ data changes when issuing data definition commands.
(Multiple Choice)
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The ____ command would be used to delete the table row where the P_CODE is 'BRT-345'.
(Multiple Choice)
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A specialty field in mathematics,known as ____________________ algebra,is dedicated to the use of logical devices.
(Short Answer)
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The COUNT function is designed to tally the number of non-null "values" of an attribute,and is often used in conjunction with the DISTINCT clause.
(True/False)
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To delete a row from the PRODUCT table,use the ____ command.
(Multiple Choice)
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You can select partial table contents by naming the desired fields and by placing restrictions on the rows to be included in the output.
(True/False)
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Which query will use the given columns and column aliases from the PRODUCT table to determine the total value of inventory held on hand?
(Multiple Choice)
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A database language enables the user to perform complex queries designed to transform the raw data into useful information.
(True/False)
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The special operator used to check whether an attribute value is within a range of values is ____.
(Multiple Choice)
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The ____ command is used with the ALTER TABLE command to modify the table by deleting a column.
(Multiple Choice)
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Which of the following is used to select partial table contents?
(Multiple Choice)
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The SQL aggregate function that gives the number of rows containing non-null values for the given column is ____.
(Multiple Choice)
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A(n)____________________,also known as a nested query or an inner query,is a query that is embedded (or nested)inside another query.
(Short Answer)
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A(n)____________________ is a group of database objects,such as tables and indexes,that are related to each other.
(Short Answer)
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To list all the contents of the PRODUCT table,you would use ____.
(Multiple Choice)
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The SQL command that lets you insert rows into a table is ____.
(Multiple Choice)
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The most recent fully approved version of standard SQL prescribed by the ANSI is ____.
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