Basic concept of computer hardware
CPU stands for?
Central Processing Unit.
I/O stands for?
Input and Output.
What is a port?
where data goes i and out of the computer.
What is primary memory?
Where the data and program used are stored
What is an Input ?
Part of the computer that gets the information.
What is previously stored data?
Information that are already in the computer stored to be used later.
what is a peripheral devices?
Hardware outside of the computer.
What is RAM?
Non-permanent data that can be lost when the computer is shut down
What is an Output?
Parts of the computer that give a reaction to what one does to another.
List the examples of input devices
keyboard
Mouse
Microphone
What are secondary memory input devices?
Input used by a computer to keep and get information in.
What is ROM?
Permanent data that doesn't change
What is a Primary Memory?
Primary memory is where programs and data are stored.
What is the meaning of Peripheral devices.
hardware attached to a computer system that provides the system with extra functions but does not contribute to its primary function.
What is the purpose of the input device?
to allow us to enter information into a computer system.
What are multiple bytes called?
Words.
What are the different functions of computer?
- Accepting data
-Processing data
-Storing data
-Displaying data
name 3 outputs?
printer, speakers ,floppy disk,headphones.
Why are input output devices important?
allow the computer system to interact with the outside world by moving data into and out of the system.
What are ribbon cables?
Wires that send information to the computer and coordinate where moving information goes