What are computers?

Computers are machines that perform tasks or calculations according to a set of instructions, or programs. The first fully electronic computers, introduced in the 1940s, were huge machines that required teams of people to operate.

ENIAC Introduced in 1946, ENIAC (Electronic Numerical Integrator and Computer) first general-purpose electronic computer. for the US military to calculate the paths of artillery shells. more than 27,000 kilograms (60,000 pounds) and filling a large room. To process data, ENIAC used about 18,000 vacuum tubes.

Types of computers

Parts of computers

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What is Operating System.

An operating system (OS) is a set of computer programs that manage the hardware and software resources of a computer

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A Low-level languages are closer to the hardware than are high-level programming language, which are closer to human languages.

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“Computer Orientation Programme”“Computer Orientation Programme”

WINDOWS

A rectangular shaped area on the screen of any GUI that contains a program.

It also refers to a family of operating systems developed by Microsoft. The family includes Windows 3.x, 9x, Me, NT, 2000, XP, and 2003 etc.

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Windows features Provides users with a graphical user interface (GUI) It is an extension of and replacement for Microsoft’s

Disk Operating System (MS-DOS). Friendly new screens, simplified menus, and a

whole lot more. Makes personal computing easy and enjoyable! Power,

performance, ready help when you need it. With unmatched dependablity and security.

Unlock the exciting world of digital media, photography,

music, videos, computer games, and more. Share files, photos, music, even a printer, all on a

network.

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Windows Basics

The Windows Desktop

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Windows Basics…

Icons

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Windows Basics…

Taskbar

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Windows Basics…

Start

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Windows Basics…

To open the Start menu, click the Start button in the lower-left corner of your screen. Or, press the Windows logo key on your keyboard.

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Windows Basics…

Files and Folders

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Windows Basics…

Windows

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Windows Basics…

Control Panel

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Windows Basics…

Control Panel

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Windows Basics…

Ending Your Session

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Protect your computer against potential security threats

Firewall: can help protect your computer by preventing hackers or malicious software from gaining access to it.

Virus protection: Antivirus software can help protect your computer against viruses, worms, and other security threats.

Windows Update. Windows can routinely check for updates for your computer and install them automatically.

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Sharing filesAny file or folder you put in a Public folder is automatically shared with the people connected to your network. To turn on Public folder sharing, follow these steps:

Open Advanced sharing settings by clicking the Start button >>> Control Panel >>> click Network and Sharing Center, and then, in the left pane, click Change advanced sharing settings.

Under Public folder sharing, click one of the following options:

Turn on sharing so anyone with network access can read and write files in the Public folders

Turn off Public folder sharing (people logged on to this computer can still access these folders)

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Sharing files

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Using Windows Help and Support

Windows Help and Support is the built-in help system for Windows.

It's a place to get quick answers to common questions, suggestions for troubleshooting, and instructions for how to do things.

To open Windows Help and Support, click the Start button Picture of the Start button, and then click Help and Support.

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User Accounts Creation

Go to …

Start >> Settings >> Control Panel >> User Accounts >> Create a new account

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Know your IP Address

Go to …

Start >> Settings >> Control Panel >> Network Connections >> Local Area Connection >> Properties >> Internet Protocol (TCP/IP)

OR

Go to … Run >> Command >> ipconfig –all

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Know your Computer Name

Go to …

Start >> Settings >> Control Panel >> System >> Computer Name

E.g. Here You will see… Full computer name : compassWorkgroup: WORKGROUP

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Lets Experience…

Ping

Add or remove programme

Fonts

File/Data transfer

File/Folder Deletion

Proxy Settings

Windows Firewall

Shortcuts

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