How to Communicate With Computer

8/8/2019 How to Communicate With Computer

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1 | H o w t o c o m m u n i c a t e w i t h c o m p u t e r ?

COMPUTER is a kind of techonolgy which discovered in 20th

century. It can do a lot of things and very usable for us. At this time,

people (including children) always need computer for their work,

fun, etc. So, how to communicate with the computer?

Computer is divided into 2 parts ; hardware and software.

Hardware and software are look like a body and soul, if there is just

one of them, you wont communicate with it. So we need both of

them.

A.HARDWAREHardware is a physical material of computers part which can be

seen and touched by us. Its the physical component that msku up

the computer. So, without hardware is same as doesnt has anything.

Usually, computer is a PC (Personal Computer) in a destkop

shape or a box which is including:

a.Mother boardIs a place where CPU (Central

Processing Unit) , memory and the

other parts placed. And it has some

(slot) for adding.

y RAM (Random Access Memory) a place where (datajangka pendek) is saved. So,

computer doesnt need to accessing

the harddisk for searching a data.The speed of PC will be faster if the

sum of RAM is more.


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2 |H o w t o c o m m u n i c

t e w i t h c o m p u t e

y Buses :b Bus PCIb Bus IS b USBb AGP

y ROM (Re OnlyMemory where firmare is place

y CPU (Central Processing Unit) worksas a brain and the main part of

computer

b Pow supplyA box where transformer , voltagecontroller

and fan are placed.

c. Sto g cont oller (from IDE, SCSI and another kind)which control hard disk, floppy disk and CD-ROM and another

drive ; thiscontroller is located on the mother board or in the

(tambahan) card.

d.V

ideodisplayc

ontrollerWhich producing the output for computer display

e.Computer bus controller (paralel, serial, USB, Firewire)For connecting thecomputer with the other external devices

(like printer and scanner).

f. Internal storage


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3|H o w t o c o m m u n i c a t e w i t h c o m p u t e r ?

For adds, there are 3 kinds of hardware :

a. InputThe function of Input is for giving or sending datas from

outside to inside thecomputer.

Example :

1.Keyboard2.Mouse3.Scanner4.Webcam

b.OutputThe function ofOutput is for giving or sending datas from

outside to inside thecomputer.

Example :

1.LCD (Monitor)2.Printer3.Speaker


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c. StorageStorage is a kind of hardware for saves the datas from

computer. The data can be anything ; text, music, video,

picture, etc. But they were depands of the kind ofstorage.

y MagneticstorageExample :

1.Cassete2.Floppy disk

y OpticstorageExample :

1.CD2.DVD3.Blue ray4. Internal harddisk

y ElectronicstorageExample :

1.Flashdisk2.External harddisk

B.SOFTWA ESoftware is a common term for data which is formated and

saved digitally, including computer programme, its documents and

any informations which can be read and write bycomputer. In other

words, software is a part ofcomputer which is not exist but can be

feel.


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Theexamples ofsoftware are :

a.Application softwareA kind ofsoftware which use the ability ofcomputer directly to

do a work that the user want.

Example : Microsoft Office and OpenOffice.org

b.Operating systemA kind ofsoftwaresystem which do a control and

management of hardware and the basic operational system

including working thesoftware application (like word

processing programme nd browser web)

c. Software developmenttoold.Device driverA kind ofsoftware which allowed a computer system to

communicate with a device. A lot of devicescan not work

because of there isnt a correct driverwhich is installed in theoperating system.

e.Firmwaref. Free libresoftware andOpen source softwareg.Freeware

h.SharewareShareware or Testware is one of the marketing methode of

commercial software where thesoftware are distributed freely.


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Most of theshreware distibuted by internet and can be

download freelu or bycomputer magazines.

i. MalwareA kind ofsotware which iscreated to infiltrate or broke the

computer system. Usually, its used by an informed consent from the

owner. This term is used bycomputer programmer to define a lot of

softwares or softwarecodes which is disturbing.

Types of software :

a.System softwareSystem software helps run thecomputer hardware and computer

system. It includes a combination of the following:

y device driversy operating systemsy serversy utilitiesy window systems

Examples are -Microsoft Windows, Linux, andMac OS X.

b.Programming softwareProgramming software usually provides tools to assist a

programmer in writing computer programs, and software using

different programming languages in a moreconvenient way. The

tools include:y compilersy debuggersy interpretersy linkersy text editors


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y An Integrated development environment (IDE) is a singleapplication that attempts to manage all these functions

c. ApplicationSoftwareApplication software allowsend users to accomplish one or more

specific (not directlycomputer development related) tasks :

y businesssoftwarey video gamesy telecommunications (i.e., the Internet and everything that

flows on it)

y databasesy

molecular modeling softwarey imageeditingy spreadsheety simulation softwarey Word processing, etc

Documents

How to Communicate With Computer