E
emulate. To imitate one system with another, primarily by hardware, so that
the imitating system accepts the same data, executes the same programs, and
achieves the same results as the imitated system. (A)
emulation. The use
of
a device or program that emulates another device or
program.
emulation program. A program that allows you to imitate an IBM 5250
workstation and use the functions
of
a host system.
execution. The process
of
carrying out an instruction or instructions
of
a
computer program by a computer. (I) (A)
F
field replaceable unit (FRU). An assembly that is replaced in its entirety
when any one
of
its components fails. The PCMCIA card and the cable pod
are examples
of
FRUs.
H
host. In this manual, any system that supports a twinaxial interface/protocol.
host cabling system. In this manual, an approved cabling media and
architecture that provides terminal and workstation attachment
to
the host
controller or the remote control unit.
56 5250
Express
Hardware
Manual
Integrated Cable Assembly. A cable that connects the Enhanced 5250
Display Station Emulation Adapter to the workstation line. This cable
automatically terminates the line when a second line is not connected.
interrupt level. A path used
to
get the processing unit's immediate attention.
initialize. To prepare for use. For example, to format a diskette and to
initialize registers, and/or program variables
to
the condition previously
determined by a program.
input/output (110). Pertaining to input, output, or both. (A)
L
line. The cable from the host computer or controller to which one or more
workstations are attached.
local workstation. A workstation that is attached directly to the host system
with twinaxial cable.
M
megabyte. 1,048,576 bytes
of
information.
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