Computer Science MCQs Subcategories

Computer Science	Operating System (OS) MCQs
Algorithms & Data Structures	DBMS MCQs
Programming MCQs	Software Development MCQs
Networking MCQs	Data Structure MCQs
Intro to IT	Web Development MCQs
Software Engineering Mcqs	Computer Science MCQs
Data Representation	Functions
Floating Point Accuracy	Databases
Data Management

A rotational database consists of …….?

A) Tables
B) Fields
C) Records
D) Keys

A …… in a table represents a relationship among a set of values?

A) Column
B) Key
C) Row
D) Entry

The term …… is used to refer to a row?

A) Attribute
B) Tuple
C) Field
D) Instance

The term attribute refers to a ……. of a table?

A) Record
B) Column
C) Tuple
D) Key

Which of the following is a tuple-generating dependency?

A) Functional dependency
B) Equality-generating dependencies
C) Multi-valued dependencies
D) Non-functional dependency

The main task carried out in the ……. is to remove repeating attributes to separate tables?

A) First Normal Form
B) Second Normal Form
C) Third Normal Form
D) Fourth Normal Form

Which of the normal form is based on multi-valued dependencies?

A) First
B) Second
C) Third
D) Fourth

Which forms have a relation that possesses data about an individual entity?

A) 2NF
B) 3NF
C) 4NF
D) 5NF

Which of the following has each related entity set its own schema and there is an additional schema for the relationship set?

A) A many-to-many relationship set
B) A multi-valued attribute of an entity set
C) A one-to-many relationship set
D) Both A & B

In which of the following, a separate schema is created consisting of that attribute and the primary key of the entity set?

A) A many-to-many relationship set
B) A multi-valued attribute of an entity set
C) A one-to-many relationship set
D) Both A & B