Best Computer Awareness Books with Free PDFs

Functioning of a Computer

A computer performs four basic functions which are as follows:

1. Input Information or data that is entered into a computer is called input. It sends data and instructions to the Central Processing Unit (CPU).
2. Processing It is the sequence of actions taken on data to convert it into information which is meaningful to the user. It can be calculations, comparisons or decisions taken by the computer.
3. Output It makes processed data available to the user. It is mainly used to display the desired result to the user as per input instructions.
4. Storage It stores data and programs permanently. It is used to store information during the time of program execution and possible to get any type of information from it.

Features of Computer

The key features of the computer are as follows

1. Speed The computer can process data very fast at the rate of millions of instructions per second.
2. Accuracy Computers provide a high degree of accuracy. They respond to the user as per the input instructions.
3. Storage Capacity Computers are capable to store huge amount of data which depends on the capacity of hard disk.
4. Versatility Computers can do different types of work simultaneously. They can perform multiple tasks at the same time.

Computer Awareness Syllabus for Banking Exams

Below are the 8 important Topics you should cover from Computer Awareness for Banking Exams such as Bank PO/Clerk, IBPS, SBI, RBI, NABARD, Insurance Exams

• Computer Knowledge
• Computer basics
• MS Office
• Internet and web technology
• Database Management System
• Networking
• computer and Networking Security
• Operating System

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Important Computer Awareness Publication Books PDF

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You can find some of the most popular and best-selling books from renowned publishers available as PDF downloads. These are trusted resources used by many toppers.

Make the most of these valuable materials to prepare effectively and master Computer Awareness/Knowledge. With the right practice, you’ll boost your confidence and be ready to succeed in your upcoming competitive exams.

COMPUTER KNOWLEDGE / AWARENESS FREE PDFs [ENGLISH MEDIUM]

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You’ll find free Computer Awareness/Knowledge books in PDF format, available in English medium. Make it a habit to go through them regularly and use them for quick revision.

These resources can help you boost your accuracy, strengthen your basics, and crack your upcoming exams with ease.

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COMPUTER GYAN / AWARENESS FREE PDFs [HINDI MEDIUM]

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You’ll find free Computer Awareness/Knowledge books in PDF format available in Hindi medium. Now you can prepare in your own mother tongue, making it easier to understand the concepts clearly.

Use these resources regularly for quick revision, practice consistently, and improve your accuracy and confidence.

Start now and get one step closer to cracking your upcoming competitive exams with ease!

What is a Computer?

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A computer is a programming machine designed to perform arithmetic and logical operations automatically and sequentially on the input given by the user and gives the desired output after processing

The word computer has been originated from the Latin word ‘Computerae’ which means’ to compute’ or ‘to calculate’. It is an electronic device that manipulates information or data according to the set of instructions. It has the ability to store, retrieve and process data.

A computer can be defined as ” An automatic electronic device used for making a calculation or by manipulating controlling operations that are expressible in numerical or logical terms.”

A computer is used to type documents, send E-mails and browse the Internet. It is also used to handle accounting, database management, presentations, games and so on.

Major parts of the Computer

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Input Devices

A device that can be used to insert data into a computer or other computational device is known as the Input device.

Keyboard:- it is an input device. it is used to do typing of alphabets and
numbers it looks like at an ordinary typewriter. It contains 101 or 104 keys.

The buttons on the keyboard can be classified:

• Alphabet keys
• Numeric keys
• Special character keys
• Special keys
• Function keys

Alphabet keys: – those keys which are used to do typing of letters ‘A’ to ‘Z’ called alphabetic keys

Numeric keys: – those keys which are used to do typing of digits ‘0’ to 9 are called numeric keys.

Special character keys: -those keys which are used to do typing of special symbols +,-,x,/ etc are called special character keys

Special keys: – those keys which are used to send special signals to the CPU is called special keys

Function keys: -there are 12 keys labeled as F1 to F12 are present at the the first row of the keyboard. Those keys are used as a shortcut of instructions the function (work) at these keys depends upon the software being used. These keys are also called programmable keys.

Special keys and their work

Enter keys:- These keys used to move the cursor to the beginning of the next line or to get a result of instructions.

Space bar: – This key is used to put a blank space between two words.
Backspace:- This key is used to erase the character which is lost of
the current cursor position.

Caps lock:- This key is used to do typing of the capital letter it is also called
toggle key when it pressed for the first time it is turned on and when it is
pressed again it is turned off.

Cursor control keys:- These keys are used to move the cursor the pointing
direction.

Home keys: – These keys move the cursor to the beginning of the first line.

End key: – These keys move the cursor to the end of the line.

FULL-FORM OF COMPUTER

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Computer is the Acronym of Commonly Operated Machine Particularly Used for Technology Education and Research

C	Commonly
O	Operated
M	Machine
P	Particularly
U	Used for
T	Technology
E	Education &
R	Research

Categorization on the basis of generation

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First Generation(1940-1956): computers used Vacuum tubes.
Second Generation(1956-1963): computers used Transistor
Third Generation(1964-1971): computers used Integrated Circuits
Fourth Generation(1971- Present): computers used Microprocessors
Fifth-generation(Present and Beyond): computers based on Artificial Intelligence

There are many types of computers available on the basis of their working areas: Supercomputer, work frames, personal computers, desktops, laptops, palmtops, etc.

INVENTIONS & FOUNDERS

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GENERATION OF COMPUTER

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Till Now

COMPUTER / IT ABBREVIATION

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Most Repeated Questions

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Useful Books for Competitive Exams

Best Books for Competitive Exams [PDF]

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