Chapter:1 Introduction to Computers.

PDA

A PDA (personal digital assistant), which often looks like a smart phone, provides personal information management functions.

Communications devices

A communication device is a hardware component that enables a computer to send and recive data, instructions, and information to and from one or more computers or mobile devices.

Hardware

A computer contains many electric, electronic, and mechanical components known as hardware.

Computer

A computer is an electronic device, operating under control of instructions stored in its own memory, that can accept data, process the data according to specified rules, produces results, and store the results for future use.

Desktop computer

A desktop computer is designed so that the system unit, input devices, and any other devices fit entirely on or under a desk or a table.

Digital camera

A digital camera is a device that allows users to take pictures and store the photographed images digitally, instead of on traditional film.

Game console

A game console is a mobile computing device designed for single - player or multiplayer video games.

Handheld computer

A handheld computer also referred to as an Ultra-Mobile PC (UMPC), is a computer small enough to fit in one hand.

Home user

A home user is the one who spends time on computer for different reasons that include personal financial management, web access, communications, and entertainment from home.

Laptop computer

A laptop computer also called notebook computer, is a portable, personal computer often designed to fit in your lap.

Mainframe

A main frame is a large, expensive, powerful computer that can handle hundreds or thousands of connected users simultaneously.

Mobile computer

A mobile computer is a personal computer you can carry from place to place.

Mobile device

A mobile device is a computing device small enough to hold in your hand.

Network

A network is a collection of computers and devices connected together, often wirelessly, via communications devices and transmission media.

Notebook computer

A notebook computer also known as laptop computer, is a portable, personal computer often designed to fit in your lap.

e-book reader

An e- book reader is a handheld device that is used primarily for reading e- books.

Embedded computers

An embedded computer is a special - purpose computer that functions as a component in a large product.

Enterprise user

An enterprise has hundreds or thousands of employees or costumers that work in or do business with offices across a region, the country , or the world. Each employee or customer who uses a computer in the enterprise is an enterprise user.

Input device

An input device is any hardware component that allows you to enter data and instructions into a computer.

Online banking

An online banking is a process where users access account balances, pay bills, and copy monthly transactions from the bank's computer.

Output device

An output device is any hardware component that conveys information to one or more people.

Application software

Application consists of programs designed to make users more productive and assist them with personal tasks.

Computer-aided manufacturing (CAM)

CAM refers to the use of computers to assist with manufacturing processes such as fabrication and assembly.

Computer literacy

Computer literacy involves in having a current knowledge and understanding of computers and their uses .

Data

Data is a collection of unprocessed items, items, images, audio, and video.

Information

Information conveys meaning and is useful to people.

Installing

Installing is the process of setting up software to work with the computer, printer, and other hardware.

Online investing

Investors often use online investing to buy and sell stocks and bonds - without using a broker.

Internet-enabled

It means that they can connect to the internet wirelessly.

Mobile users

Mobile users are the ones who work on a computer or a mobile device while away from a main office, home office, or a school.

Internet

The internet is a worldwide collection of networks that connects millions of businesses, government agencies, educational institutions, and individuals.

Online

When a computer connects to a network it's called online.