what is a computer?
what is a computer?
A computer is an electronic device that manipulates information, or data.
what is a computer case?
metal and plastic box that contains the main components of the computer
what is a printer used for?
used to print documents, photos, and anything else that appears on your screen.
what is a motherboard?
a computer's main circuit board.
what is a laptop?
personal computer that can be easily moved and used in a variety of locations.
what ability does a computer have?
a computer has the ability to store, retrieve, and process data.
what is a tower case?
is tall and sits next to the monitor or on the floor.
what is a scanner used for?
allows you to copy a physical image or document and save it to your computer as a digital (computer-readable) image.
what is a CPU function?
to carry out commands.
what is a touchpad allow you to do?
lets you control the pointer by making a drawing motion with your finger.
what is hardware?
Hardware is any part of your computer that has a physical structure, such as the keyboard or mouse.
what is an all in one computer?
come with the internal components built into the monitor, which eliminates the need for a separate case.
what is an output device?
send information from the computer to the user—in this case, they allow you to hear sound and music
what is a megahertz?
millions of instructions per second
what is an AC adapter?
A laptop usually has a specialized power cable
what is software?
Software is any set of instructions that tells the hardware what to do and how to do it.
what does a video card do?
display images and text on the screen
what is an input device?
device that receives information from a user.
what is a gigahertz?
billions of instructions per second
what is a benefit of a backup power?
power the laptop if the power goes out.
what does a desktop computer include?
computer case, monitor, keyboard, and mouse.
what does LED stand for?
light emitting display
what does a webcam do?
device that can record videos and take pictures.
what does ram do?
temporarily stores the data
why are laptop quicker to set up?
there are fewer cables to get in the way.