Program

A disk file that contains coded instructions and tells a computer what to do and how to do it.

Random Accesss Memory. The part of memory that a computer can both read and write to. The programs you use are temporarily stored in RAM. All data stored in RAM is erased when you turn off the power.

Read

To copy data from one area to another. For example, when you open a text file stored on disk, the computer reads the data from the disk and displays it on the screen.

Read/write head

The physical device inside a disk drive that reads and records data on the magnetic surface of a disk.

Reset

To reload a computer’s operating system so that you can retry a task or begin using a different operating system. Resetting clears RAM.

RGBRed Green Blue. An RGB monitor displays in high-resolution color.ROM

Read Only Memory. A portion of memory that can only be read and cannot be used for temporary storage. ROM retains its contents even when you turn off the power.

RS-232C

A widely-used, standard type of serial interface. You can easily connect RS-232C-compatible devices to the Equity II.

Sector

A contiguous section of a disk track that provides an address at which the computer can access data.

Self-testThe procedure a computer performs to check its hardware when you turn it on.serial

The type of interface which transmits data one bit at a time. See Interface and Parallel.

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