Database Processing Fundamentals
Design and Implementation 14th Edition Kroenke Test Bank
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Database Processing, 14e (Kroenke)
Chapter 7: SQL for Database Construction and Application Processing
1) The SQL CREATE TABLE statement is used to name a new table and describe the table's columns.
Answer: TRUE
AACSB: Information Technology
Difficulty: Easy
LO: To create and manage table structures using SQL statements
Classification: Concept
2) The SQL keyword CONSTRAINT is used to define one of several types of constraints.
Answer: TRUE
AACSB: Information Technology
Difficulty: Easy
LO: To create and execute SQL constraints
Classification: Concept
3) The SQL keyword PRIMARY KEY is used to designate the column(s) that are the primary key for the table.
Answer: TRUE
AACSB: Information Technology
Difficulty: Easy
LO: To create and execute SQL constraints
Classification: Concept
4) The SQL keyword CONSTRAINT is used to limit column values to specific values.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To create and execute SQL constraints
Classification: Concept
5) The SQL keyword CONSTRAINT can be used in conjunction with the SQL keywords PRIMARY KEY and FOREIGN KEY.
Answer: TRUE
AACSB: Information Technology
Difficulty: Easy
LO: To create and execute SQL constraints
Classification: Concept
Copyright © 2016 Pearson Education, Inc.
6) One advantage of using the CONSTRAINT command to define a primary key is that the database designer controls the name of the constraint.
Answer: TRUE
AACSB: Information Technology
Difficulty: Difficult
LO: To create and execute SQL constraints
Classification: Concept
7) The SQL keyword UNIQUE is used to define alternate keys.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To create and execute SQL constraints
Classification: Concept
8) If the table PRODUCT has a column PRICE, and PRICE has the data type Numeric (8,2), the value 98765 stored in that field will be displayed by the DBMS as 98765.00.
Answer: FALSE
AACSB: Information Technology; Application of Knowledge
Difficulty: Difficult
LO: To create and manage table structures using SQL statements
Classification: Application
9) If the table ITEM has a column WEIGHT, and WEIGHT has the data type Numeric (4,2), the value 4321 will be displayed by the DBMS as 43.21.
Answer: TRUE
AACSB: Information Technology; Application of Knowledge
Difficulty: Moderate
LO: To create and manage table structures using SQL statements
Classification: Application
10) The SQL keyword CHECK is used to limit column values to specific values.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To create and execute SQL constraints
Classification: Concept
11) The SQL keyword MODIFY is used to change the structure, properties or constraints of a table.
Answer: FALSE
AACSB: Information Technology
Difficulty: Easy
LO: To create and manage table structures using SQL statements
Classification: Concept
Copyright © 2016 Pearson Education, Inc.
12) Data values to be added to a table are specified by using the SQL VALUES clause.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To create and manage table structures using SQL statements
Classification: Concept
13) The SQL keyword DELETE is used to delete a table's structure.
Answer: FALSE
AACSB: Information Technology
Difficulty: Easy
LO: To create and manage table structures using SQL statements
Classification: Concept
14) When the correct SQL command is used to delete a table's structure, the command can only be used with a table that has already had its data removed.
Answer: FALSE
AACSB: Information Technology
Difficulty: Difficult
LO: To create and manage table structures using SQL statements
Classification: Concept
15) One or more rows can be added to a table by using the SQL INSERT statement.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To create and manage table structures using SQL statements
Classification: Concept
16) Unless it is being used to copy data from one table to another, the SQL INSERT statement can be used to insert only a single row into a table.
Answer: TRUE
AACSB: Information Technology
Difficulty: Difficult
LO: To create and manage table structures using SQL statements
Classification: Concept
17) Rows in a table can be changed by using the SQL UPDATE statement.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To create and manage table structures using SQL statements
Classification: Concept
Copyright © 2016 Pearson Education, Inc.
18) The SQL SET keyword is used to specify a new value when changing a column value.
Answer: TRUE
AACSB: Information Technology
Difficulty: Difficult
LO: To create and manage table structures using SQL statements
Classification: Concept
19) The SQL keyword MODIFY is used to change a column value.
Answer: FALSE
AACSB: Information Technology
Difficulty: Moderate
LO: To create and manage table structures using SQL statements
Classification: Concept
20) Rows can be removed from a table by using the SQL DELETE statement.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To create and manage table structures using SQL statements
Classification: Concept
21) An SQL virtual table is called a view.
Answer: TRUE
AACSB: Information Technology
Difficulty: Easy
LO: To understand several uses for SQL views
Classification: Concept
22) The SQL command CREATE USER VIEW is used to create a virtual table.
Answer: FALSE
AACSB: Information Technology
Difficulty: Moderate
LO: To use SQL statements to create, use, and manage views
Classification: Concept
23) SQL views are constructed from SELECT statements.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To use SQL statements to create, use, and manage views
Classification: Concept
Copyright © 2016 Pearson Education, Inc.
24) According to the SQL-92 standard, statements used to construct views cannot contain the WHERE clause.
Answer: FALSE
AACSB: Information Technology
Difficulty: Moderate
LO: To use SQL statements to create, use, and manage views
Classification: Concept
25) The SQL command SELECT is used to retrieve view instances.
Answer: TRUE
AACSB: Information Technology
Difficulty: Easy
LO: To use SQL statements to create, use, and manage views
Classification: Concept
26) The values in an SQL view are not always changeable through the view itself.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To understand several uses for SQL views
Classification: Concept
27) SQL views can be used to hide columns.
Answer: TRUE
AACSB: Information Technology
Difficulty: Easy
LO: To understand several uses for SQL views
Classification: Concept
28) SQL views can be used to provide a level of insulation between data processed by applications and the data actually stored in the database tables.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To understand several uses for SQL views
Classification: Concept
29) If the values in an SQL view are changeable through the view itself, the SQL command UPDATE is used to change the values.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To use SQL statements to create, use, and manage views
Classification: Concept
Copyright © 2016 Pearson Education, Inc.
30) The values in an SQL view are always changeable through the view itself.
Answer: FALSE
AACSB: Information Technology
Difficulty: Moderate
LO: To understand several uses for SQL views
Classification: Concept
31) SQL views are updatable when the view is based on a single table with no computed columns, and all non-null columns are present in the view.
Answer: TRUE
AACSB: Information Technology
Difficulty: Difficult
LO: To understand several uses for SQL views
Classification: Concept
32) Because SQL statements are table-oriented, whereas programs are variable-oriented, the results of SQL statements used in programs are treated as pseudofiles.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To understand how SQL is used in application programming
Classification: Concept
33) A set of SQL statements stored in an application written in a standard programming language is called embedded SQL.
Answer: TRUE
AACSB: Information Technology
Difficulty: Easy
LO: To understand how SQL is used in application programming
Classification: Concept
34) Because SQL statements are table-oriented, whereas programs are variable-oriented, the results of SQL statements used in programs are accessed using an SQL cursor.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To understand how SQL is used in application programming
Classification: Concept
35) A stored program that is attached to a table or view is called a stored procedure.
Answer: FALSE
AACSB: Information Technology
Difficulty: Moderate
LO: To understand how to create and use stored procedures
Classification: Concept
Copyright © 2016 Pearson Education, Inc.
36) SQL triggers use the ANSI SQL keywords BEFORE, INSTEAD OF, and AFTER.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To understand how to create and use triggers
Classification: Concept
37) SQL triggers can be used with SQL operations INSERT, UPDATE, and DELETE.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To understand how to create and use triggers
Classification: Concept
38) SQL triggers can be used when the DBMS receives an INSERT request.
Answer: TRUE
AACSB: Information Technology
Difficulty: Easy
LO: To understand how to create and use triggers
Classification: Concept
39) SQL triggers are used for providing default values, validity checking, updating views, and performing referential integrity actions.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To understand how SQL is used in application programming
Classification: Concept
40) The Oracle DBMS supports the SQL BEFORE trigger.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To understand how to create and use triggers
Classification: Concept
41) The SQL Server DBMS supports the SQL BEFORE trigger.
Answer: FALSE
AACSB: Information Technology
Difficulty: Moderate
LO: To understand how to create and use triggers
Classification: Concept
Copyright © 2016 Pearson Education, Inc.
42) SQL triggers can be used when the DBMS receives an update request.
Answer: TRUE
AACSB: Information Technology
Difficulty: Easy
LO: To understand how to create and use triggers
Classification: Concept
43) To set a column value to an initial value that is selected according to some complicated business logic, you would use the SQL DEFAULT constraint with the CREATE TABLE command.
Answer: FALSE
AACSB: Information Technology
Difficulty: Difficult
LO: To create and execute SQL constraints
Classification: Concept
44) SQL triggers are created using the SQL ADD TRIGGER statement.
Answer: FALSE
AACSB: Information Technology
Difficulty: Difficult
LO: To understand how to create and use triggers
Classification: Concept
45) If the values in an SQL view are not changeable through the view itself, you may still be able to update the view by using unique application logic. In this case, the specific logic is placed in an INSTEAD OF trigger.
Answer: TRUE
AACSB: Information Technology
Difficulty: Difficult
LO: To understand how to create and use triggers
Classification: Concept
46) If a trigger is being written to enforce referential integrity actions, you cannot use an INSTEAD OF trigger.
Answer: FALSE
AACSB: Information Technology
Difficulty: Difficult
LO: To understand how to create and use triggers
Classification: Concept
47) When a trigger is fired, the DBMS makes the appropriate data available to the trigger code.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To understand how to create and use triggers
Classification: Concept
Copyright © 2016 Pearson Education, Inc.
48) A stored program that is stored within the database and compiled when used is called a trigger.
Answer: FALSE
AACSB: Information Technology
Difficulty: Moderate
LO: To understand SQL/Persistent Stored Modules (SQL/PSM)
Classification: Concept
49) Stored procedures have the advantage of greater security, decreased network traffic, SQL optimized by the DBMS compiler, and code sharing.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To understand SQL/Persistent Stored Modules (SQL/PSM)
Classification: Concept
50) Unlike application code, stored procedures are never distributed to the client computers.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To understand how SQL is used in application programming
Classification: Concept
51) Because SQL stored procedures allow and encourage code sharing among developers, stored procedures give database application developers the advantages of less work, standardized processing, and specialization among developers.
Answer: TRUE
AACSB: Information Technology
Difficulty: Moderate
LO: To understand how SQL is used in application programming
Classification: Concept
52) Which SQL keyword is used to name a new table and describe the table's columns?
A) SET
B) CREATE
C) SELECT
D) ALTER
Answer: B
AACSB: Information Technology
Difficulty: Easy
LO: To create and manage table structures using SQL statements
Classification: Concept
Copyright © 2016 Pearson Education, Inc.
53) If the table PRODUCT has a column PRICE that has the data type Numeric (8,2), the value 12345 will be displayed by the DBMS as ________.
A) 123.45
B) 12345
C) 12345.00
D) 123450.00
Answer: A
AACSB: Information Technology; Application of Knowledge
Difficulty: Moderate
LO: To create and manage table structures using SQL statements
Classification: Application
54) Which SQL keyword is used to impose restrictions on a table, data or relationship?
A) SET
B) CREATE
C) SELECT
D) CONSTRAINT
Answer: D
AACSB: Information Technology
Difficulty: Easy
LO: To create and execute SQL constraints
Classification: Concept
55) One advantage of using the CONSTRAINT phrase to define a primary key is that the database designer controls the ________.
A) name of the table
B) name of the foreign key field
C) name of the constraint
D) name of the primary key field
Answer: C
AACSB: Information Technology
Difficulty: Difficult
LO: To create and execute SQL constraints
Classification: Concept
Copyright © 2016 Pearson Education, Inc.
56) Which of the following illustrates the authors' preferred style of defining a primary key?
A) CREATE TABLE CUSTOMER (
CustomerID Integer Primary Key
LastName Char(35) Not Null
First Name Char(25) Null
);
B) CREATE TABLE CUSTOMER (
CustomerID Integer Not Null
LastName Char(35) Not Null
First Name Char(25) Null
CONSTRAINT CustomerPK PRIMARY KEY (CustomerID)
);
C) CREATE TABLE CUSTOMER (
CustomerID Integer Not Null
LastName Char(35) Not Null
First Name Char(25) Null );
ALTER TABLE CUSTOMER
ADD CONSTRAINT CustomerPK PRIMARY KEY (CustomerID);
D) Both B and C are correct
Answer: B
AACSB: Information Technology; Application of Knowledge
Difficulty: Difficult
LO: To create and execute SQL constraints
Classification: Application
57) Given the SQL statement
CREATE TABLE SALESREP (
SalesRepNo int NOT NULL, RepName char(35) NOT NULL, HireDate date NOT NULL,
CONSTRAINT SalesRepPK PRIMARY KEY (SalesRepNo), CONSTRAINT SalesRepAK1 UNIQUE (RepName) );
we know that ________.
A) RepName is the primary key
B) RepName is a foreign key
C) RepName is a candidate key
D) RepName is a surrogate key
Answer: C
AACSB: Information Technology; Application of Knowledge
Difficulty: Difficult
LO: To create and execute SQL constraints
Classification: Application
Copyright © 2016 Pearson Education, Inc.
58) The SQL keyword used to limit column values to specific values is ________.
A) CONSTRAINT
B) CHECK
C) NOT NULL
D) UNIQUE
Answer: B
AACSB: Information Technology
Difficulty: Moderate
LO: To create and execute SQL constraints
Classification: Concept
59) Which SQL keyword is used to change the structure, properties or constraints of a table?
A) SET
B) CREATE
C) SELECT
D) ALTER
Answer: D
AACSB: Information Technology
Difficulty: Easy
LO: To create and manage table structures using SQL statements
Classification: Concept
60) Which SQL keyword is used to delete a table's structure?
A) DELETE
B) DROP
C) DISPOSE
D) ALTER
Answer: B
AACSB: Information Technology
Difficulty: Easy
LO: To create and manage table structures using SQL statements
Classification: Concept
61) When the correct SQL command is used to delete a table's structure, what happens to the data in the table?
A) If the deleted table was a parent table, the data is added to the appropriate rows of the child table.
B) If the deleted table was a child table, the data is added to the appropriate rows of the parent table.
C) The data in the table is also deleted.
D) Nothing because there was no data in the table since only an empty table can be deleted.
Answer: C
AACSB: Information Technology
Difficulty: Moderate
LO: To create and manage table structures using SQL statements
Classification: Concept
Copyright © 2016 Pearson Education, Inc.
62) Which SQL keyword is used to add one or more rows of data to a table?
A) DELETE
B) INSERT
C) SELECT
D) UPDATE
Answer: B
AACSB: Information Technology
Difficulty: Easy
LO: To create and manage table structures using SQL statements
Classification: Concept
63) Which SQL keyword is used to change one or more rows in a table?
A) MODIFY
B) INSERT
C) SELECT
D) UPDATE
Answer: D
AACSB: Information Technology
Difficulty: Moderate
LO: To create and manage table structures using SQL statements
Classification: Concept
64) Which SQL keyword is used to change the values of an entire column?
A) CHANGE
B) INSERT
C) SELECT
D) SET
Answer: D
AACSB: Information Technology
Difficulty: Difficult
LO: To create and manage table structures using SQL statements
Classification: Concept
65) Which keyword is used to remove one or more rows from a table?
A) DELETE
B) INSERT
C) ERASE
D) SET
Answer: A
AACSB: Information Technology
Difficulty: Moderate
LO: To create and manage table structures using SQL statements
Classification: Concept
Copyright © 2016 Pearson Education, Inc.