Category: Computer mcqs

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#113 A row in a table is also know as __________.

A)   Column
B)   Relational
C)   Tuple
D)   Table
Answer:   C


#114 _________ is a set of rules or specifications which states that hoe data can be stored, organized and manipulated in a database system.

A)   Database Model
B)   Database design
C)   Database Architecture
D)   Database Structure
Answer:   A


#115 Which of the following database uses a collection of the table to represent both data and the relationship among those data?

A)   Network Database model
B)   Relational Database Model
C)   Object-oriented Database model
D)   Hierarchical Database model
Answer:   B


#116 ______________ is a database language that defines the structure in which data are stored.

A)   DNL
B)   DCL
C)   DDL
D)   DML
Answer:   C


#117 A field, or a combination of fields used to identify particular row in a relation is called ___________.

A)   Secondary key
B)   Foreign key
C)   Primary key
D)   Alternate key
Answer:   C


#118 A combination of two or more columns used to identify particular row in a relation is a ___________.

A)   Secondary key
B)   composite key
C)   foreign key
D)   primary key
Answer:   B


#119 Which of the following is used to store data in a database?

A)   Table
B)   Form
C)   Query
D)   Report
Answer:   A


#120 ____________ is a window that displays data for viewing entering and editing information.

A)   Table
B)   Form
C)   Query
D)   Report
Answer:   B



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