Types of computers• Laptop
• Mainframe computers
software Spyware Anti-spyware-
can detect these programs and delete them.
Router-a device that controls traffic between network components, usually has a built-in firewall.
Computer Ethicsis a branch of practical philosophy which deals with how computing professionals should make decisions regarding professional and social conduct .
Since the 1990s the field has started being integrated into professional development programs in academic settings.
Windows 95•is a consumer-oriented graphical user interface-based operating environment.
•It was released on August 24, 1995 by Microsoft.
Windows 98•is a graphical operating system by Microsoft.
•It is the second major release in the Windows 9x line of operating systems.
•It was released to manufacturing on May 15, 1998 and to retail on June 25, 1998
Windows 2000•is a line of operating systems produced by Microsoft for use on personal computers, business desktops, laptops, and servers.
•Released on 17 February 2000
Windows Vista•is an operating system expressed in several variations developed by Microsoft for use on personal computers, including home and business desktops, laptops, tablet PCs, and media center PCs.
•Prior to its announcement on July 22, 2005, Windows Vista was known by its codename "Longhorn
Windows XPis an operating system produced by Microsoft for use on personal computers, including home and business desktops, laptops, and media centers.
It was first released in August 2001, and is currently one of the most popular versions of Windows.
The name "XP" is short for "eXPerience."
HARDWARE MotherboardOptical disc driveKeyboardMouseSpeakerMicrophoneCD DriveMonitor Circuitsdisplays power supplies cables keyboardsprinters
Software refers to parts of the computer which do not have a material form, such as programs, data, protocols, etc.
When software is stored in hardware that cannot easily be modified (such as BIOS ROM in an IBM PC compatible), it is sometimes called "firmware" to indicate that it falls into an uncertain area somewhere between hardware and software.