Page 637 - AP Computer Science A, 7th edition

Microcomputer: Personal computer.
Minicomputer: Small mainframe.
Modem: A device that connects a computer to a phone line or TV cable.
Network: Several computers linked together so that they can communicate with each other and share resources.
Object code: Machine language. Produced by compiling source c ode.
Octal number system: Base 8.
Operating system: A program that controls access to and manipulation of the various files and programs on the computer. It also provides the interface for user interaction with the computer. Some examples: Windows, MacOS, and Linux.
Primary memory: RAM. This gets erased when you turn off your computer.
RAM: Random Access Memory. This stores the current program and the software to run it.
ROM: Read Only Memory. This is permanent and nonerasable. It contains, for example, programs that boot up the operating system and check various components of the hardware. In particular, ROM contains the BIOS (Basic Input Output System)— a program that handles low-level communication with the keyboard, disk drives, and so on.
SDK: Sun’s Java Software Development Kit. A set of tools for developing Java software.
Secondary memory: Hard drive, disk, magnetic tapes, CD-ROM, and so on.
Server: The hub of a network of computers. Stores application