Type of malware that masquerades as a legitimate file or helpful program with the ultimate purpose of granting a hacker unauthorized access to a computer.

System migration involves moving a set of instructions or programs, e.g., PLC (programmable logic controller) programs, from one platform to another, minimizing reengineering. Migration of

An interactive computer application program for organization and analysis of data in tabular form. (source: http://en.wikipedia.org/wiki/Spreadsheet)

– An online community of people with a common interest who use a website or other technologies to communicate with each other and share information,

An electronic device for reading printed barcodes.

A secret numeric password shared between a user and a system that can be used to authenticate the user to the system.(source: http://en.wikipedia.org/wiki/Personal_identification_number)