9th Class Computer Science Mcqs Test

Mcq di informatica di classe 9 con soluzione dal 9 ° Note informatiche e libro di testo

If you are student of 9th class or any other person who wants to improve his knowledge of computer then this app is specially designed for you! This app contains dozens of Mcqs taken from 9th class Computer Science notes and 9th class Computer Science book. It is very useful app for matric (matriculation) student who are studying computer book and want to gain concept of Computer Science matric book instead of studying the notes. This app is based on conceptual mcqs which will boost your concept regarding Computer. It will help you to learn concept in its depth.

By solving these mcqs, you will feel yourself free from notes. It will help you to study book in its depth to extract core concepts. All mcqs are well organized and updated to hone your skills. It will help you to understand the fundamentals. This is a best app to learn Computer Science. This app will help you to study conceptual Computer Science. Learn from this app free of cost.

All the mcqs are extracted from textbook, long and short questions.

### HOW APP WORKS ###

Each question has four options. You have to select one of them. If you do not know answer of question, you can also check the answer by simple tap on a button to show answer. At the end of test, you are presented with a screen which contains result of the test. It tells how many questions you answered correctly and how many questions you answered incorrectly.

### TOPIC COVERED ###

# Introduction to Computers

What is Computer

History of Computer

Computer Generations

Types of Computer

Classification of Computer

# Computer Components

Components of Computer System

Organization of Computer

System Bus

Computer Storage

Input / Output Devices

# Input/Output Devices

Input Devices

Output Devices

# Storage Devices

Main Memory

How does Memory Work

Memory Measuring Units

Data Organization within a byte or Word

Secondary Memory

# Number System

Data and Information

Number System

Number System Conversion

Representation of Number Using 1s and 2

Binary Arithmatic

# Boolean Algebra

Introduction

Boolean Algebra

Laws and theorms of Boolean Algebra

Karnaugh Map (K-Map)

# Computer Software

Introduction

System Software

Functions of an Operating System

Langauge Translator

Disk Operating System

# Introduction to Windows

Main Keywords Associated with Microsoft

Features of Windows

Windows Desktop

Using the Windows Explorer Program

Using Windows Controls