Exam 7: Introduction to Structured Query Language SQL
Exam 1: Database Systems72 Questions
Exam 2: Data Models75 Questions
Exam 3: The Relational Database Model74 Questions
Exam 4: Entity Relationship Ermodeling75 Questions
Exam 5: Advanced Data Modeling83 Questions
Exam 6: Normalization of Database Tables92 Questions
Exam 7: Introduction to Structured Query Language SQL92 Questions
Exam 8: Advanced SQL95 Questions
Exam 9: Database Design87 Questions
Exam 10: Transaction Management and Concurrency Control76 Questions
Exam 11: Database Performance Tuning and Query Optimization82 Questions
Exam 12: Distributed Database Management Systems72 Questions
Exam 13: Business Intelligence and Data Warehouses75 Questions
Exam 14: Big Data Analytics and NoSQL76 Questions
Exam 15: Database Connectivity and Web Technologies81 Questions
Exam 16: Database Administration and Security81 Questions
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The special operator used to check whether an attribute value is within a range of values is .
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An example of a command a user would use when making changes to a PRODUCT table is .
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The query to join the P_DESCRIPT and P_PRICE fields from the PRODUCT table and the V_NAME,V_AREACODE,V_PHONE,and V_CONTACT fields from the VENDOR table where the values of V_CODE match is .
(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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The command is used to restore the database to its previous condition.
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Mathematical operators cannot be used to place restrictions on character-based attributes.
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When joining three or more tables,you need to specify a join condition for one pair of tables.
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The special operator used to check whether an attribute value matches a given string pattern is .
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ANSI-standard SQL allows the use of special operators in conjunction with the WHERE clause.
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The constraint assigns a value to an attribute when a new row is added to a table.
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A(n)is an alternate name given to a column or table in any SQL statement.
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Some RDBMSs,such as Microsoft Access,automatically make the necessary conversions to eliminate case sensitivity.
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The query to join the P_DESCRIPT and P_PRICE fields from the PRODUCT table and the V_NAME,V_AREACODE,V_PHONE and V_CONTACT fields from the VENDOR table,where the values of V_CODE match and the output is ordered by the price is .
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A(n)is performed when data are retrieved from more than one table at a time.
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The command,coupled with appropriate search conditions,is an incredibly powerful tool that enables a user to transform data into information.
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A table can be deleted from the database by using the command.
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A(n)character is a symbol that can be used as a general substitute for other characters or commands.
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According to the rules of precedence,which of the following computations should be completed first?
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