Comp

40問 • 2年前

Jian Estelle

通報

問題一覧

The first substantial computer.

Giant ENIAC Machine, John W. Mauchly and J. Presper Eckert, University of Pennsylvania

Used a word of 10 decimal digits instead of binary ones like previous automated calculators/computers.

Electrical Numerical Integrator and Calculator

Father of Computer

Charles Babagge

Father of Internet

Vint Cerf

Invented the World Wide Web in 1989.

Tim Berners-Lee

English mathematician and inventor who is credited with having conceived the first automatic digital computer.

Charles Babagge

Born in New Haven, Connecticut, in 1943. For his contributions to the creation and growth of the Internet.

Vinton Cerf

An electronic device, operating under the control of instructions stored in its own memory.

Computer

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

Hardware

Computer

Input Device, Output Device, System Unit, Storage Device

Instructions can be entered into the computer in the form of programs, commands, and user responses.

Input

An input device that contains keys users press to enter data and instructions into a computer.

Keyboard

A touch-sensitive display device.

Touch Screen

A pointing device that fits under the palm of your hand comfortably.

Mouse

Most widely used pointing device on desktop computers. It can be wired or wireless.

Mouse

Examples of Input Device

Keyboard, Mouse, Touch Screen, Web Cam, Microphone, Scanner

Any type of hardware component that conveys information to one or more people.

Output Device

Example of Output Device

Monitor, Speaker, Projector, Printer, Headphone

A case that contains electronic components of the computer used to process data.

System Unit

Common Components inside the System Unit

Motherboard, Processor, Memory, Adapter Cards, Ports, Computer Cable, Power Supply, Heat Sink, CMOS, Fan

Sometimes called as ___, is the main circuit board of the system unit. Contains adapter cards, processor chip, and memory module.

Motherboard, System Board

Also known as ___, provides the instructions and processing power the computer needs to do its work.

Processor, CPU

Typically holds data waiting to be processed and instructions waiting to be executed.

Memory

Are circuit boards that provide connections and functions not built into the motherboard.

Adapter Cards

Type of Adapter Cards

Sound Card, Video Card

Converts electricity from a power cord plugged in a wall outlet into a form that can be used by the computer.

Power Supply

Device outside the system unit often attached to ports on the system unit by a connector on a cable.

Ports

Types of Ports

Audio Port, Video Graphic Array Port, High Definition Multimedia Interface Port, Universal Serial Bus Port, Local Area Network Port

A small ceramic or metal component with fins on its surface that absorbs and disperses heat produce by electrical components such as a processor.

Heat Sink

The term usually used to describe the small amount of memory on a computer motherboard that stores the BIOS settings. Some of these BIOS settings include the system time and date as well as hardware settings.