Explore topic-wise MCQs in Database.

This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Database knowledge and support exam preparation. Choose a topic below to get started.

1.

WHEN_A_TRANSACTION_MODIFIES_THE_DATABASE,_ORACLE_COPIES_THE_ORIGINAL_DATA_BEFORE_MODIFYING_IT._THE_ORIGINAL_COPY_OF_THE_MODIFIED_DATA_IS_CALLED?$

A. Undone Data
B. Archive Data
C. Redo Data
D. Undo Data
Answer» E.
Discussion
2.

RECYCLE_BIN_CAN_BE_TURNED_ON_OR_OFF_THIS._THIS_PARAMETER_IS_STORED_IN_WHICH_OF_THE_BELOW_FILE??$

A. PARAMETER FILE
B. PARFILE
C. DATAFILES
D. PFILE
Answer» B. PARFILE
Discussion
3.

In the below given query, which expression is evaluated first?

A. FROM inventory
B. 0.15-35
C. quantity – 100
D. 35*20
Answer» E.
Discussion