User Guide

AntiViral Toolkit Pro
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8. Glossary
File Attributes
File characteristics: System file, Hidden File, Read Only File etc.
Absolute Sector
see: Sector
Blocker
see: Monitor
Interrupt Vector
An entry in the Interrupt Vectors Table. Points to the Interrupt Handler address.
Non-resident
see: Resident
Disassembler
A utility that derives assembly language code from executable code (the opposite
to an assembler). Such utilities are valuable for debugging purposes as well as for
virus analysis.
Disassembly
The process of creating assembly language code from executable code.
Distribution (Distribution copies)
Diskettes, CD-ROMs or copies thereof containing files from which a software
application may be installed on to a computer.
EXE file header
Part of the structure of an EXE (Application) file which contains control data. It
is located at the start of the EXE file and contains data for the operating system
loader such as the length of the loadable module, register values, relocation table
and so on.
Cluster
The unit of data storage on a logical drive. Consists of one or several logical
drive sectors in a row. The cluster size for floppy drives is usually 1 or 2 sectors,
for hard disks it may be up to 64 sectors.