1) What is entity Relationship Model (ERM)? a) A data model that describes relationships b) A relationship describes an association among entities c) A characteristic of an entity or object d) All above 2) Which are the term of Entity Relationship Diagram Symbol? a) Notation b) Lines c) Subject d) Cardinality 3) What is a primary key? a) Foreign key b) Unique key c) Duplicate key d) Secondary key 4) What is a relationship in a database? a) Link between tables b) Data duplication c) Data type d) Primary key 5) Which is a type of database relationship? a) One-to-One b) Two-to-Two c) Second-to-First d) Double-to-Single 6) What is Entity in a term? a) A verb b) Entity's Property c) A noun d) Type of Relationship 7) Define a " Record/Row " in Representation of a Relationship Database  a) Columns defines the structure of a table by specifying the type of data each entry in the table will hold b) A table is a structured set of data organized in rows and columns c) Each record represents a single entry in the table d) A table contains a number of records 8) What is " Key Field " in Components of Relational Database  a) It is the unique identifier for each row in a table b) Each type of information present in the vertical position c) All the columns in a table in the horizontal position d) Information stored in a specific cell within a column for a particular row

Database Fundamentals Quiz

by
Print
Embed

Leaderboard

Visual style

Options

Switch template

Continue editing: ?