DESKTOP

The Desktop is the primary interface of a computer. When you boot up your computer the desktop is displayed once the startup process is complete. It includes the desktop background and icons of files and folders you may have saved to the desktop. Since the desktop is always present icons on the desktop is always present icons on the desktop can be accessed quickly rather than requiring you to navigate through the several directories.

Components of Desktop -----

➝ Task bar :- A bar located at the bottom of their screen first introduced with Microsoft Windows 95 and found in all the versions of windows that followed. The task bar allows you to locate and launch programs through start button or view any program that is currently open.

➝ Start Menu :- The Microsoft Windows start menu is the primary location is windows to locate your installed programs and find any files and folders. By default the start menu is accessed by clicking the start button, located in the bottom left hand corner of the windows desktop screen. Some important options of start menu --------

✳️ Shut Down :- To shut down a system means that when the process of shutting down is complete, the machine is powered down and it will not come back again without someone taking further actions.

✳️ Restart/Reboot :- Reboot a system means that the computer goes through a complete shut down process then start up again.

✳️ Log Off :- Logging off a system means that the user who is currently logged on has their session end but leaves computer running for someone else to use.

➝ Notification Area :- Sometime referred to as the system tray, syst tray, shell notification area or task bar status area. The notification area provides various aspects of their operating system such as the time and date, internet connection, status and current volume level.

➝ Icon :- an icon is a small graphical representation of a program or file. When you click the associated file or program will be open.

Types of Icons -----

➝ Folder Icon :- When a folder icon is click, a folder window is open display the contents of the folder.

➝ Program Icon :- When a program icon is double click, the corresponding program is loaded into the memory of the computer.

➝ Document Icon :- When a document icon is double click the document itself is open.

➝ Shortcut Icon :- Shortcut icons provides an alternative way to open programs, documents and folders.

➝ System Icon :- System icons are mendatory programs or files that are located on your desktop. User is not allowed to delete the system icon, since deleting the system icon would means deleting the actual program from the hard drive of the computer.

Motherboard :- A Motherboard is one of the most essential part of computer system. It holds together many of the critical components of a computer including the Central Processing Unit (CPU), memory and connectors for input and output devices. The motherboard is also known as PCB (Printed Circuit Board)

Parts of Motherboard ------

✳️ CPU Socket

✳️ Main Memory Slot

✳️ Power Connectors

✳️ SATA (Serial Advanced Technology Attachment)

✳️ Slot for one and more hard drive i.e., IDE (Integrated Drive Electron)

✳️ Slot for video or graphics card