CS403 Quiz 3 January 2026

Quiz 1 - CS403

Question:

In vertical partitioning if we divide a table into two vertical partitions, then efficiency of those applications which __________ will be reduced .

A. Access data from second vertical partition B. Access data from both the vertical partitions. C. Access data from first vertical partition. D. Access data from relations Copied: 1/1/2026, 11:53:31 AM

Quiz 2 - CS403

Question:

Which of the following normal form deals with multivalued dependency?

1. 3NF
2. 4NF
3. 1NF
4. 2NF

Correct answer: 4NF

Copied: 1/1/2026, 11:53:46 AM

Quiz 3 - CS403

Question:

Which of the following describe the Degree of a relationships in E-R Data Model?

1. Number of participating entity types
2. Number of participating attribute types
3. Number of participating relations
4. Number of participating constraints

Correct answer: Number of participating entity types

Copied: 1/1/2026, 11:54:03 AM

Quiz 4 - CS403

Question:

In the relational model, the number of attributes and number of tuples in a relation are termed as __________and ______________respectively.

A. cardinality, degree

B. degree, cardinality

C. domain, degree D. cardinality, domain Copied: 1/1/2026, 11:54:18 AM

Quiz 5 - CS403

Question:

Unary relationship involve a single entity it is also called____________________.

A. Recursive relationship

B. One to many relationship C. Many to many relationship D. One to one relationship Copied: 1/1/2026, 11:54:32 AM Quiz's Gdb

Quiz 6 - CS403

Question:

In Denormalization two relations who have _________ relationship are merged into one relation.

A. Many to many

B. One to one

C. Many to one D. One to many Copied: 1/1/2026, 11:54:47 AM

Quiz 7 - CS403

Question:

While mapping many-to-many relationship, __________ table(s) are created.

A. Two B. Four

C. One

D. Three Copied: 1/1/2026, 11:54:58 AM

Quiz 8 - CS403

Question:

For third normal form we concentrate on relations with one _________key, and we eliminate transitive dependencies

Quiz's Gdb