click below
click below
Normal Size Small Size show me how
Number Bases
Term | Definition |
---|---|
computer | an electronic device for storing and processing data, typically in binary form, according to instructions given to it in a program. |
data | the numbers a computer works with to convert information |
information | words, numbers, and pictures that we can understand |
binary | system of numerical notation with a base of 2 |
decimal | system of numerical notation with a base of 10 |
octal | system of numerical notation with a base of 8 |
hexadecimal | system of numerical notation with a base of 16 |
ASCII | (American Standard Code for Information Interchange) format where each alphabetic, numeric, or special character is represented with a 7-bit binary number |
Unicode | an international encoding standard for use with different languages and scripts, by which each letter, digit, or symbol is assigned a unique numeric value that applies across different platforms and programs. |
data type | information with values having predefined characteristics. Examples: integer, floating point number, character, string, and boolean. |
underflow | the condition that occurs when the lower limit of a data type is exceeded. No warnings given. |
overflow | the condition that occurs when the upper limit of a data type is exceeded. No warnings given. |
char(character) | data type with the size of exactly one byte |
bit | smallest unit of data; has a single binary value, either 0 or 1. |
byte | a unit of computer information that is equal to eight bits |
nibble | 4 bits or half of a byte |