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

ICS Part 2 Computer Science Online
Chapter 3 Test

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MCQ's Test For Chapter 0 "ICS Part 2 Computer Science Chapter 3 Online Test"

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ICS Part 2 Computer Science Chapter 3 Online Test

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Question # 1

Customers,cars and parts are examples of:

Question # 2

An index may be created on:

Question # 3

Which key does not have uniqueness property?

Question # 4

_______________ refers to a method of database distribution in which one database contains data that are included in another database.

Question # 5

A \t is used for:

Question # 6

Which of the following can be used as flag value

Question # 7

Which of the following is basic data distribution strategy?

Question # 8

Which of the following activities are involved in data analysis?

Question # 9

The relationship can be:

Question # 10

A file is stored in:

Question # 11

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

Question # 12

All of the following are components of physical database design EXCEPT:

Question # 13

An entity related to itself in an ERD model refers to

Question # 14

An disadvantage of partitioning is:

Question # 15

Which of the following is basic data distribution strategy?

Question # 16

Local variables are also called:

Question # 17

Object used to retrieve data from database is called:

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ICS Part 2 Computer Science Chapter 3 Online Test MCQ's

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ICS Part II Computer Science Chapter 0 Important MCQ's

Sr.# Question Answer
1 In ERD model, the relationship between two entities is represented by a
A. diamond symbol
B. rectangular box
C. oval symbol
D. line
2 The relationship can be:
A. One-to-one
B. One-to-many
C. Many-to-many
D. All
3 An disadvantage of partitioning is:
A. Complexity
B. Extra space and update time
C. Inconsistent access speed
D. All
4 In an E-R diagram, a rectangle represents:
A. Entity
B. Attributes
C. Relationship
D. None
5 Getch stands for:
A. Go character
B. Give character
C. Get character
D. All of these
6 Which of the following is used to associate entities with one another?
A. Entity
B. Attribute
C. Identifier
D. Relationship
7 Data type int contain bytes:
A. 10
B. 4
C. 2
D. 1
8 Which of the following is a valid format specifier
A. %10d
B. %7.2f
C. %-7f
D. all
9 Conditional operator is also called:
A. True operator
B. Ternary-operator
C. Truth operator
D. All of these
10 Optional is represented by
A. 0
B. 1
C. 2
D. none of these

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