LEVEL II, inc. 22 Years of Premier Public Safety Systems. Our System Product Families. Secure Digital Communication Networks Computer Aided Dispatching, with adjuncts: Geographic Information System Automatic Vehicle Location Wireless Field Unit Communications
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22 Years of
Premier Public Safety Systems
Procedural RT Small Tasks: Chiefly Assembly, critical items microcode.
RT Tasks in C Language, some Assembly Code for device management
Large Processes in UNIX-like environment, C Lang.
Object Design and Programming — C, C++ and Java in Software Tiers 2 and 3.
Paired Standard Mini-computers, custom device sharing electronics
Board level components, COTS device sharing electronics
Integrally Fault Tolerant, Lock Step Technology
Wintel StandardFour Generations Key System Products
First Tier: Controls Appearance of Displays and
Visible Behavior of the System — Easy,
Choice of Std. Languages, Browser
Second Tier: Business Logic of System —
Medium to Difficult—Systems Language.
Third Tier: Interacts with Subsystems, Data
Repositories, Communications, Etc. —
Difficult, low-level Systems Language.