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

Which of the following is basic data distribution strategy?

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

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

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

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

• one A
• many B
• three C
• zero D

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

Which of the following activities are involved in data analysis?

• Data flow diagram A
• Decision Tables B
• Decision Trees C
• All D

Escape sequence starts with the character

• % A
• / B
• # C
• none D

The relationship can be:

• One-to-one A
• One-to-many B
• Many-to-many C
• All D

Which of the following is basic data distribution strategy?

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

Which of the following key does not hold uniqueness property ?

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

The output of the statement print ("%2f', 11.4519), is

• 11.4519 A
• 11.45 B
• 11.51 C
• 11 D

An attribute is also known as:

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

Object used to retrieve data from database is called:

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

A \t is used for:

• New line A
• Tab B
• Back space C
• None of these D

Which of the following is NOT included in the definition of an entity?

• Person A
• Object B
• Concept C
• Action D

Which of the following are ingredients of data modeling?

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

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

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

Conditional operator is alternative of:

• If A
• If-else B
• Nested if-else C
• None of these D