Question # 1

An index may be created on:

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Primary key

Secondary key

Foreign key

All

An entity related to itself in an ERD model refers to

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recursive relationship

one-to-many relationship

many to many relationship

on to one relationship

A factor to consider when choosing a file organization is:

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Fast retrieval

Security

Efficient storage

All

The function clrscr ( ) is defined in

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stdio.h

math.h

canio.h

graphic.h

An advantage of partitioning is:

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Efficiency

Extra space

Reliabilty

Accuracy

Format specifier starts with the symbol

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#

%

*

all

In hybrid distribution, what types of fragments are stored at only one site?

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Critical fragments

Non-critical fragments

Critical and non-critical fragments

Only large fragments

An entity related to itself in an ERD model refers to :

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Recursive relationship

One-to-many relationship

Many-to-many relationship

One-to-one relationship

Which of the following key does not hold uniqueness property ?

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candidate key

foreign key

primary key

Secondary key

Data type int contain bytes:

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10

4

2

1

The relationship can be:

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One-to-one

One-to-many

Many-to-many

All

Optional is represented by

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0

1

2

none of these

Which of the following is used to describe the characteristics of an object?

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Attribute

Relationship

Cardinality

Modality

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mendatory

optional

may be many

none of theses

Types of translators are:

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Compiler

Interpreter

Assembler

All of these

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

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Splitting

Partitioning

Replication

Dividing

An attribute is also known as:

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Table

Field

Row

Relation

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

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Entity

Attribute

Identifier

Relationship

More Classes

Other Links

ICS Part 2 Computer Science Chapter 3 Online Test MCQs With Answers

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