internal and external parts of the computer presentado a: andres Mauricio clavijo peña

10-3 Cristina ÁlvarezJavier esteban parraValentina guerrero

external Monitor: The monitor is an output device for the computer that

displays on your screen the results of operations performe Key board: A keyboard is a device having all the keys of various

devices , machines and instruments. Usually , the keyboard allows control or control the apparatus in question .

CPU: The CPU or Central Processing Unit ( Central Processing Unit in Castilian ) is the central part of every computer because it is the one that has the task of processing all functions as well as information storage

Mouse: is a pointing device used to facilitate handling of a graphical environment on a computer

Memory: Memory is an important resource, as it determines the size and number of programs that can run concurrently , as well as the amount of data that can be processed instantly.

Speakers: It is a device used to convert electrical signals into sound . This is achieved by transforming the electrical waves into mechanical energy and then in acoustics, sound speaker out , reproduced, outward amplified . Examples: " The speakers are indispensable in the party for the music to be played with intensity," or " If the policy is directed to the public without the use of talking , they will not hear ."

Modem: It is a device that allows pc exchange data over the telephone lines

Printer:It is a computer peripheral device that enables a continuous range of text or graphics document usually on paper, using ink or laser technology ( toner ).

Web Cam:It is a small digital camera connected to a computer which can capture images and transmit them over the Internet , either a Web page or to one or more other computers privately

internal MOTHERBOARD: is a printed circuit board to which the

components constituting the computer are connected PROCESSOR: You can refer to the following items : CPU , the

element that interprets instructions and processes data from computer programs . microprocessor or computer simply processor an integrated circuit containing all elements of the CPU

 Fan.: It is responsible for expelling the hot air outside . The fan helps the computer not hot and this can be damaged.

Scanner: is a peripheral that is used to convert , by using the light printed images or documents into digital format

Microphone: It is a device used to convert sound waves into electrical energy and vice versa in the process of recording and reproducing sound ; essentially it consists of a diaphragm intermittently attracted by an electromagnet

RAM: It is used as working memory computer In RAM running all instructions are loaded Mainframe

Disk hard: It is the data storage device employing a magnetic recording system for storing digital files .

power supply: It is a device that is mounted in the cabinet of the computer and is basically responsible for transforming the alternating current power line

optical unit: Unit consisting of a laser that can read and record certain formats . It is present in readers and CD and DVD.