Oracle
1Z0-074 · Question #75
Which three statements are true about the DESCRIBE command? (Choose three.)
The correct answer is A. It can be used to display the structure of an existing view B. It can be used only from SQL*Plus F. It displays the NOT NULL constraint for any columns that have that constraint. See the full explanation below for the reasoning.
Question
Which three statements are true about the DESCRIBE command? (Choose three.)
Options
- AIt can be used to display the structure of an existing view
- BIt can be used only from SQL*Plus
- CIt displays the PRIMARY KEY constraint for any column or columns that have that constraint
- DIt can be used from SQL Developer
- EIt displays all constraints that are defined for each column
- FIt displays the NOT NULL constraint for any columns that have that constraint
How the community answered
(31 responses)- A81% (25)
- C13% (4)
- D3% (1)
- E3% (1)
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