Elements of a Computer PDF

ELEMENTS OF A COMPUTER HARDWARE COMPONENTS WHAT YOU CAN SEE and TOUCH CENTRAL PROCESSING UNIT MOTHER BOARD “BRAIN” OF THE COMPUTER SYSTEM UNIT A BOX-LIKE CASE CONTAINING THE COMPUTER’S ELECTRONIC COMPONENT, WHICH ARE USED TO PROCESS DATA. INPUT DEVICES ALLOWS YOU TO ENTER DATA OR INSTRUCTIONS I...

ELEMENTS OF A COMPUTER HARDWARE COMPONENTS WHAT YOU CAN SEE and TOUCH CENTRAL PROCESSING UNIT MOTHER BOARD “BRAIN” OF THE COMPUTER SYSTEM UNIT A BOX-LIKE CASE CONTAINING THE COMPUTER’S ELECTRONIC COMPONENT, WHICH ARE USED TO PROCESS DATA. INPUT DEVICES ALLOWS YOU TO ENTER DATA OR INSTRUCTIONS INTO THE COMPUTER. KEYBOARD ❖ Contains keys you press to enter data into your computer. MOUSE Controls the pointer on the screen so that you can make selections. SCANNER COMPUTER MICROPHONE Allows you to speak to the computer to enter data and instructions. Converts printed materials, such as documents and pictures, into a form computer can use. DIGITAL CAMERA You can take pictures and then transfer them to the computer or print them. WEB CAMERA Allows you to capture videos and still photographs electronically. OUTPUT DEVICES IS ANY HARDWARE THAT TRANSPORTS INFORMATION TO ONE OR MORE PEOPLE PRINTER SPEAKERS MONITOR STORAGE MEDIA UNIVERSAL SERIAL BUS (USB)FLASHDRIVES EXTERNAL DRIVE DVD’S AND CD’S STORAGE MEDIA Cloud storage is a cloud computing model that stores data on the Internet through a cloud computing provider who manages and operates data storage as a service. Data in RAM is not permanently written. When you power off your computer the data stored in RAM is deleted. ROM is a type of non- volatile memory. Data in ROM is permanently written and is not erased when you power off your computer. HARD DISK SD cards WHAT IS THE DIFFERENCE BETWEEN MEMORY AND CAPACITY? • Computer memory is any physical device capable of storing information temporarily or permanently. For example, Random Access Memory (RAM), is a volatile memory that stores information on an integrated circuit used by the operating system, software, and hardware. • STORAGE CAPACITY-The amount of data a storage device such as a disk or tape can hold. Storage capacity is measured in kilobytes (KB), megabytes (MB), gigabytes (GB) and terabytes (TB).