Question # 1

Which key does not have uniqueness property?

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Candidate

Foreign key

Primary key

Secondary key

Types of translators are:

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Compiler

Interpreter

Assembler

All of these

An attribute is also known as:

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Table

Field

Row

Relation

An index may be created on:

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Primary key

Secondary key

Foreign key

All

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

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one

many

three

zero

Which of the following is basic data distribution strategy?

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Centralized

Partitioned

Replication

All

Which of the following key does not hold uniqueness property ?

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candidate key

foreign key

primary key

Secondary key

Which of the following is a valid format specifier

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%10d

%7.2f

%-7f

all

A file is stored in:

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RAM

ROM

Cache

Hard disk

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

Every relation must have:

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Primary key

Candidate key

Secondary key

All of these

Which of the following can be used as flag value

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+

#

-

all

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mendatory

optional

may be many

none of theses

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

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Entity

Attribute

Identifier

Relationship

_______________ 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

Conditional operator is alternative of:

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If

If-else

Nested if-else

None of these

An advantage of partitioning is:

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Efficiency

Extra space

Reliabilty

Accuracy

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

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