Question # 1

Which of the following is a decision making statement

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break

getch ( )

if

all

Which object of database is used to retrieve data from database?

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Queries

Forms

Reports

Tables

The scope of a variable refers to its:

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Length

Name

Accessibility

Data type

Which are basic data distribution strategies?

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Centralized

Partitioned

Replication

All

In 3NT which form of dependency is removed ?

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functional

non-functional

associative

transitive

The conditional part of if statement consists of expression

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arithmetic

logical expression

relational

both b and c

Which of the following are anomalies that can be caused by redundancy in tables?

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Insertion

Deletion

Modification

All

The case block ends with:

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End Select

End case

Break

Case else

Every relation should have :

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Primary key

Candidate key

Secondary key

Mutually exclusiveness

The value of expression in switch statement must be type of

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int

char

float

both a and b

------------ is a constraint on primary values that states that no attribute of a primary key should contain nulls

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referential integrity

entity integrity

normalization

acronyms

Which can be previewed on the screen before printing?

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Report

Form

Sub-form

None

In 3NF, a non-key attribute must not depend on a :

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Non-key attribute

Key attribute

Composite key

Sort key

In 3NF, a non key attribute must not depend on a

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non key attribute

key attribute

composite key

sort key

Database integrity refers to the

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correctness of data

consistency of data

both a and b

none of these

The program structure that executes program statements in order is

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selection

sequence

repetition

iteration

The entity integrity rule states that:

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No primary key attribute can be null

Each entity must have a primary key

Primary key must have only one attribute

None

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Computer Science Ics Part 2 Chapter 4 Online Test MCQs With Answers

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