Computer Hardware

The physical of the computer which can be touch or felt is called computer hardware.A person who is involved in the assembling the maintenance and repair of these compinent is called hardware engineer.Hardware gives the complete setup of computer system.Hardware includes both external ,internal and built in components which are simultaneously associated for running of system .eg Keyboard,mouse ,slots,RAM,ROM,capacitors and so on.

Types of hardware

• Peripheral Device
• Processing Device
• Storage Device
• Peripheral Device:Computer Peripheral are the device which are associate or connected with the main device of computer .They can be input or output device as per the required of the user.eg. mouse,keyboard,printer,sound card,modem,scanner etc.
• Processing Device:Processing device are used to process data.eg. CPU
• Storage Device:Storage device are used to store data or information.eg.CD-ROM ,Harddisk,Floppy disk and so on.

Some of the computer hardware are:

• Computer Device
• Computer Media:eg.Secondary Storage unit such as floppy disk ,hard disk ,magnetic tape etc.
• Motherboard:Some of its components are
• Buses
• System Clock
• Microprocessor
• ROM Chips
• Socket For RAM
  
• Expansion Slots

Parts of the Mother board are:

• Power Supply
• Cooling Fan
• Speaker
• Driver Bays

5.Microprocessor
6.Ports:

• Serial Ports
• Parallel Ports
• SCSI ports
  

7.Memory of the computer

• RAM
• ROM
• Cache Memory
• Virtual Memory
  

8.Input Device

• Keyboard
• Mouse
• Scanner
• Light Pen
• Joystick
• Trackball
  

9.Power supply Device

• Voltguard
• Voltage
• UPS
  

10.Output Device

• Monitor
• Printer
• Speaker
• Graphploter
  

11.Storage Device

• Magnetic tape
• Floppy Disk
• Hard disk
• Micro flim
• CD Rom
• Optical Storage Device
  

12.Communication Device

• MODEM
  

13.Connectivity Device

• Ports
  
• Expansion Slots