Section 2: What is a computer?
What is a computer?
a computer is an electronics device that allows you to save images and do work from home
what does track ball mean?
A trackball has a ball that can rotate freely.
what does the back of a computer have?
it haves' connection parts
what is a motherboard?
is the computer's main circuit board
How is a laptop different from a desktop?
Because laptops are designed for portability,
what is the definition of hardware?
Hardware is any part of your computer that has a physical structure.
What does touchpad mean?
A touchpad—also called a trackpad—is a touch-sensitive pad that lets you control the pointer by making a drawing motion with your finger.
explain what a printer do.
A printer is used to print documents, photos, and anything else that appears on your screen
does network card allows your computer to communicate over a network and access the Internet
yes
do laptops tend to be more expensive than a desktop computer?
yes
what is the definition of software
Software is any set of instructions that tells the hardware what to do and how to do it.
what the mouse allows you to do
Commonly known as a pointing device, it lets you point to objects on the screen, click on them, and move them
what does a scanner allows you to do?
allows you to copy a physical image or document and save it to your computer
what is the video card responsible for
its responsible for what you see on your monitor
do laptops have batteries and why?
yes and, so we can travel with a laptop
what are examples of software?
Examples of software include web browsers, games, and word processors.
what does LCD and LED means
(liquid crystal display) and light-emitting diode)
what is a digital camera
A digital camera lets you capture pictures and videos in a digital format.
what do most computers have?
expansion slots
what does a touchpad allows you to do
control the pointer by making a drawing motion with your finger.
What are the different types of computers?
computer, laptop, desktop, personal computers.
what does the metal box contain?
contains the main components of the computer
is headphones a output device?
yes
what does PCI mean?
peripheral component interconnect
A laptop usually has a specialized power cable called what?
AC