Zamonaviy shaxsiy komp’yuterlar va ularning rivojlanishi

Modern computers and their development

• The first computer was created in 1945 a great americ mathematic Djon fon Neyman.
• Neyman computer should have the following devices:
• Arithmetic-logical device for calculate arithmetic-logical operations.
• A controller that organizes program execution
• A controller that organizes the execution of programs.
• Memory for storing programs and data
• External device for input and output of data.

Personal computer usage guidelines.

• There are procedures for preparing and connecting your PC.First of all, you have to check the computer's network voltage. Your PCs can operate on power lines 220 or 110.Changes in voltage for personal computers, especially sharp changes, may be dangerous. It is therefore advisable to use a dedicated UPS stabilizer or power supply device. The dedicated UPS keeps the electrical power unchanged and ensures that the computer runs for a period of time after the power supply is turned off. It is enough to finish the work on the computer. For example, you can write the information you want to write on the disk or to load the software, and so on.The procedure for the computer operation. The computer is ready to start the Staliser, the processor is switched on, the monitor is turned on, and the printer is turned on whenever it is needed.     After that, the on-screen scanner will display information about the specific software and programs running the operating system.When the operating system is started, it prompts you to run commands.Full use of the computer depends on the correct removal.