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.

AN_AGGREGATION_ASSOCIATION_IS_DRAWN_USING_WHICH_SYMBOL:?$

A. a line which loops back onto the same table
B. small closed diamond at the end of a line connecting two tables
C. small open diamond at the end of a line connecting two tables
D. small triangle at the end of a line connecting the aggregated item and multiple component items
Answer» D. small triangle at the end of a line connecting the aggregated item and multiple component items
Discussion
2.

An_n-array_relationship_is_drawn_using_which_symbol:$

A. A diamond
B. A line with arrows showing direction
C. A line without arrows showing direction
D. A rectangle
Answer» B. A line with arrows showing direction
Discussion
3.

The relational model is based on the concept that data is organized and stored in two-dimensional tables called ____________?

A. Fields
B. Records
C. Relations
D. Keys
Answer» C. Relations
Discussion