American Standard Code for information.

Base 2, number system that uses 0, 1

Each number in the binary system, 0 or 1

8 bits

Half of a byte, 4 bits

Electronic device that processes data according to a set of instructions or commands, known as a program

Physical parts of the computer

Carries out every command or process on the computer and can be thought of as the brain of the computer

Base 10, number system that uses 0-9

Base 16, number system that uses 0-9 and a-f

Base 8, number system that uses 0-7

Central processing unit and the main memory

Input and output (I/O) devices and the secondary memory

Visual representation of the computer

Used for long term storage and gets physically changed when filed are saved or deleted

Used to store back-up data on a tape

Does not need a power supply, information is physically written to the device

Temporarily store information while it is being sent to the CPU, also called RAM

Can be retrieved or written to anywhere without having to go through all the previous memory; any byte of memory can be accessed without touching the preceding bytes.

Each number in the decimal system, 0-9

Needs a power supply, information is deleted when the power is turned off

Series of ones and zeros at the lowest level and cannot physically be touched.