What are the valid Oracle database schemas?

Oracle MCQ Quiz (Multiple Choice Questions And Answers)

• Which processes is an instance made of Oracle?
• Which of the following components comprise an Oracle architecture?
• What is the use of extent in Oracle?
• The Oracle environment of database is called as ___________
• Which is the smallest unit of storage in an Oracle database?
• What are the valid Oracle database schemas?
• Collection of information stored in database at particular instance of time is called as ____________
• Map entities, attributes and relations in Oracle is represented by_________
• In Oracle, which of the following package procedure is UNRESTRICTED ?
• Oracle server configuration is dedicated for
• In an E-R diagram an entity set is represent by a
• Which is the subset of SQL commands used to manipulate Oracle Database structures, including tables?
• ________clause is an additional filter that is applied to the result
• Which command is used for removing a table and all its data from the database:
• ___________ defines rules regarding the values allowed in columns and is the standard mechanism for enforcing database integrity
• A type of query that is placed within a WHERE or HAVING clause of another query is called
• TCL stands for:
• In an SQL statement, which of the following parts states the conditions for row selection?
• DCL Provides Commands To Perform Actions Like _____________
• To obtain the structure of an Oracle table, the command to use is:
• Database management systems are intended to _____________
• Report generators are used to
• What SYSTEM VARIABLE is used to refer DATABASE TIME ?
• Choose the RDBMS which supports full fledged client server application development
• In oracle, the following is used to declare the record

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• Oracle MCQ Quiz (Multiple Choice Questions And Answers)

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