Introsuction to Computers Chapter 1

What are peripherals used as?

Input, Output, or Storage

What are two primary times of UI

Command line and graphical user

What are the two most common input devices?

Keyboard and Mouse

What is the purpose of RAM

To provide quick read and write access to a storage device.

What are four main types of computer hardware

Input, storage, processing, and output devices

Name examples of personal computers

Desktop, laptop, notebook, tablet, and smartphones

The process date where hardware and software work together

1. Computer reads the data from the hard drive or input device

2. The computer runs the software on the computer’s processor

3. Displays the results on the output device or saved the data to a storage device.

Capabilities of an operating system

1. Offers a user- interface through a command line interface or graphical user interface.

2. launches and manages the application execution

3. Identifies and exposes system hardware resources to applications typically through a standard application program interface

What is the dominant operating system

Microsoft Windows

What is the clock speed measured in and how long is it measured in

Gigahertz, seconds

When was the first PC introduced ?

1980s

What does solid state drive offer advantages of

Magnetic hard drives

CPU

Interprets and executes most of the computer’s commands

Expansion Card

The add functionality to your computer. They add more ports to connect things like external hard drives

External Hard Drive

This is like a flash drive, but it is larger and has more storage

Firewall

These are security elements that stop unauthorized users from accessing your computer

Hard Disk Drive

It is an older version of the hard drive. It stored information like apps and documents on a physical disc that your computer reads with an arm that travels across it

keyboard

You use this to enter text into apps and programs

Monitor

It is a display device and it shows what’s on the computer

Motherboard

It coordinated all the other hardware

Mouse

It lets you select items on your monitor

Print Server

They manage jobs you’ve told to print. It is the software that goes between your computer and the printer

Router

It is an important part of a WIFI network. It takes the wired connection from a modem and converts into a wireless one

Scanner

It lets you digitize documents and images

Sound Card

This handles audio for the computer by processing and sending it to the speakers