Solutions for ORACLE 12C: SQL
Problem 1RQ:
Which command is used to create a table based on data already contained in an existing table?
Problem 6RQ:
What happens to the existing rows of a table if the DEFAULT value of a column is changed?
Problem 9RQ:
What happens if you try to decrease the scale or precision of a NUMBER column to a value less than...Problem 10RQ:
Are a table and the data contained in the table erased from the system permanently if a DROP TABLE...Problem 1MC:
Which of the following is a correct statement?
You can restore the data deleted with the DROP COLUMN...Problem 3MC:
Which of the following is not a correct statement?
A table can be modified only if it doesn’t...Problem 4MC:
Which of the following is not a valid SQL statement?
CREATE TABLE anothernewtable (newtableid...Problem 5MC:
Which of the following is true? a. If you truncate a table, you cant add new data to the table. b....Problem 6MC:
Which of the following commands creates a new table containing a virtual column? a. CREATE TABLE...Problem 7MC:
Which of the following commands drops any columns marked as unused from the SECUSTOMERORDERS...Problem 8MC:
Which of the following statements is correct?
A table can contain a maximum of only one column...Problem 9MC:
Which of the following commands removes all data from a table but leaves the tables structure...Problem 10MC:
Which of the following commands changes a table’s name from OLDNAME to NEWNAME?
RENAME oldname TO...Problem 12MC:
Which of the following is not a valid statement?
You can change the name of a table only if it...Problem 14MC:
Which of the following is true?
All data in a table can be recovered if the table is dropped with...Problem 16MC:
Which of the following commands creates a new table containing two columns?
CREATE TABLE newname...Problem 17MC:
Which of the following is a valid table name? a. 9NEWTABLE b. DATE9 c. NEWTABLE d. None of the above...Problem 1HOA:
Create a new table containing the category code and description for the categories of books sold by...Problem 2HOA:
Create a new table containing these four columns: Emp#, Lastname, Firstname, and Job_class. The...Problem 3HOA:
Add two columns to the EMPLOYEES table. One column, named EmpDate, contains the date of employment...Problem 4HOA:
Modify the Job_class column of the EMPLOYEES table so that it allows storing a maximum width of two...Problem 6HOA:
Rename the EMPLOYEES table as JL_EMPS.
Problem 7HOA:
Create a new table containing these four columns from the existing BOOKS table: ISBN, Cost, Retail,...Browse All Chapters of This Textbook
Chapter 1 - Overview Of Database ConceptsChapter 2 - Basic Sql Select StatementsChapter 3 - Table Creation And ManagementChapter 4 - ConstraintsChapter 5 - Data Manipulation And Transaction ControlChapter 6 - Additional Database ObjectsChapter 7 - User Creation And ManagementChapter 8 - Restricting Rows And Sorting DataChapter 9 - Joining Data From Multiple TablesChapter 10 - Selected Single-row Functions
Sample Solutions for this Textbook
We offer sample solutions for ORACLE 12C: SQL homework problems. See examples below:
Purpose of an E-R model: Entity-Relationship Model (ERM) is used as a high-level logical data model...Data dictionary: Data dictionary is referred as the components of Database Management System (DBMS)...Chapter 3, Problem 1RQChapter 4, Problem 1RQChapter 5, Problem 1RQ“WHERE” clause: The “WHERE” clause is used to limit the number of rows. The “WHERE” clause is used...Chapter 10, Problem 1RQ
More Editions of This Book
Corresponding editions of this textbook are also available below:
Oracle 10g: SQL
1st Edition
ISBN: 9781418836290
EBK ORACLE 12C: SQL
3rd Edition
ISBN: 9781305465305
Oracle 12c: SQL
3rd Edition
ISBN: 9781305251038
Bundle: Oracle 12c: SQL, 3rd + SAM 365/2016 Assessment, Training and Projects v1.0 Single-Term Printed Access Card
3rd Edition
ISBN: 9781337575058
EBK ORACLE 12C: SQL
3rd Edition
ISBN: 8220101292070
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