CS-101 Ch.2
Terms
undefined, object
copy deck
- Number
- An abstraction or idea exressing a specific value. It must be represented in some way in order to be described, manipulated, processed, or stored.
- Numeral
-
A number that represents another number.
Ex. 110 - one hundred and ten stands for 12 in the binary numeration system. - Bit
- Binary digit - represents a single number in binary numeration, which can be either one or zero.
- EBCDIC
- A code developed and used by IBM to represent written characters.
- ASCII
- Another numeric code for representing symbolic information in computers. It was developed by the ANSI and and is used by all personal computers.
- Control Characters
- Special non-printable characters used to control execution of commands between a computer and some device connected to it, like a printer. They are usually invisible to computer users.
- Pixel
- Picture element. The building blocks of a computer picture. Can be black/white, greyscale (more memory needed), or color.
- CMYK
- Cyan, Margenta, Yellow, Black - The four standard colors used in printing.
- RGB
- Red, Green, Blue - The three standard colors used to make the dots on the screen of a television.
- DARMS
- A form of musical coding used by professional musicoligists which can be converted to binary.
- MIDI
- A more current and widespread coding method of music. Takes less space than a regular CD.
- CD/DAT
- Compact disc/Digital audio tape. Consumer products that represent sound though digital recordings.
- Operation Code (opcode)
- Part on an instruction that tells the computer what to execute. If any additional information is needed to perform the instruction, this is contained in a second part of the instruction called the operand.
- Document formatting vs. editing
- Formating is changing appearance of the document and editing is changing the content of the document.
- Word Wrap
- Automatic return