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Pl Sql Interview Questions, this topic has 165 mcqs, It takes five to ten minutes to complete this free pl sql interview questions test. You will see 4 or 5 option of each question. You must choose / think only one option and then press on answer key for check right answer. Practice "pl sql interview questions" MCQs and share with your friends, brothers, sisters.
pl sql interview questions (Total Quiz: 165)
MCQ: The LOB objects can be stored in-line or out-of-line. The in-line storage means that objects are stored.
- Along with the row
- Outside the row
- Both A & B
- None of the above
A
MCQ: What is the advantage of using the %ROWTYPE datatype?
- It is useful to retrieve an entire row from a table. If you do not use the %ROWTYPE datatype, then you have to declare variables for each column separ
- It can be used even if data type of the table columns is not known.
- It ensures that data type of the variable changes dynamically if the underlying table is altered.
- All mentioned above
- Both A & B
D
MCQ: Explicit datatypes, %TYPE and %ROWTYPE, without size specification can be used for parameters in a procedure.
- True
- False
A
MCQ: PL/SQL is a transaction processing procedural language that has which of the following advantages?
- Integration with database
- Better Performance
- Higher Productivity
- Portability
- All mentioned above
E
MCQ: Which data type supports only sequential access of objects?
- LONG
- LOB
- Both A & B
- None of the above
A
MCQ: Which datatype is used to store large blocks of character data in the database, in-line or out-of-line? Both fixed-width and variable-width character sets are supported.
- BLOB
- CLOB
- BFILE
- NCLOB
B
MCQ: A nested cursor is implicitly opened when the containing row is fetched from the parent cursor. The nested cursor is closed in which of the following case(s)?
- The nested cursor is explicitly closed by the user
- The parent cursor is re-executed
- The parent cursor is closed
- The parent cursor is canceled
- All mentioned above
E
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