IndiaBIX

Database - Managing Databases with Oracle

Exercise : Managing Databases with Oracle - General Questions
6.
Which of the following is not true of SQL views?
Oracle views cannot use the ORDER BY clause in view definitions.
Oracle views are created using the standard SQL-92 CREATE VIEW command.
Oracle views can by queried.
The SQL-92 standard does not allow the use of the ORDER BY clause in view definitions.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
SQL*Plus will finish the statement and execute it when the user types in this:
A left slash ( \ ) followed by [Enter].
A colon ( : ) followed by [Enter].
A semicolon ( ; ) followed by [Enter].
A period ( . ) followed by [Enter].
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
Which of the following is NOT an Oracle-supported trigger?
BEFORE
DURING
AFTER
INSTEAD OF
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
After a table has been created, its structure can be modified using the SQL command:
UPDATE TABLE [TableName].
MODIFY TABLE [TableName].
ALTER TABLE [TableName].
CHANGE TABLE [TableName].
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Which of the following is not true about modifying table columns?
You can drop a column at any time.
You can add a column at any time as long as it is a NULL column.
You can increase the number of characters in character columns or the number of digits in numeric columns
You cannot increase or decrease the number of decimal places.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers