12th Class ICS Computer Science Online MCQ Test for (Data Base Process)

Organizing the database in computer disk storage is done in:

• Logical design A
• Physical design B
• Analysis C
• Implimentation D

-------------------- defines the nature of the relationship

• cardinality A
• entities B
• modality C
• none of these D

Which of the following key does not hold uniqueness property ?

• candidate key A
• foreign key B
• primary key C
• Secondary key D

A factor to consider when choosing a file organization is:

• Fast retrieval A
• Security B
• Efficient storage C
• All D

Which of the following is used to associate entities with one another?

• Entity A
• Attribute B
• Identifier C
• Relationship D

• mendatory A
• optional B
• may be many C
• none of theses D

Object used to retrieve data from database is called:

• Forms A
• Repons B
• Queries C
• Tables D

Customers,cars and parts are examples of:

• Entities A
• Attributes B
• Cardinals C
• Relashionships D

Format specifier starts with the symbol

• # A
• % B
• * C
• all D

Local variables are also called:

• Automatic variables A
• Global variables B
• Grid Variables C
• None of these D

An attribute is also known as:

• Table A
• Field B
• Row C
• Relation D

In a loop semicolon is placed at the end of condition:

• While A
• For B
• Do-while C
• None of these D

An entity related to itself in an ERD model refers to

• recursive relationship A
• one-to-many relationship B
• many to many relationship C
• on to one relationship D

The number of variables that can be used in printf ( ) function are

• one A
• many B
• three C
• zero D

Which of the following are ingredients of data modeling?

• Entities A
• Attributes B
• Relationship C
• All D

Which of the following keys us not unique:

• Candidate key A
• Forein key B
• Primary key C
• Secondary key D

Which of the following is basic data distribution strategy?

• Centralized A
• Partitioned B
• Replication C
• All D