How can I design 3 tier database system with Visual Basic?

C++ -- C# -- C programming language -- Cache -- Canonical LR parser -- Cat (Unix) -- CD-ROM -- Central processing unit -- Chimera -- Chomsky normal form -- CIH virus -- COBOL -- Cocoa (software) -- Code and fix -- Code Red worm -- ColdFusion -- Colouring algorithm -- COMAL -- Comm (Unix) -- Command line interface -- Command line interpreter -- Command.com -- Commercial at (computing) -- Commodore 1541 -- Commodore 1581 -- Commodore 64 -- Commodore Amiga -- Common logarithm -- Common Unix Printing System -- Compact disc -- Compiler -- Computability theory -- Computational complexity theory -- Computation -- Computer-aided design -- Computer-aided manufacturing -- Computer architecture -- Computer cluster -- Computer hardware -- Computer network -- Computer numbering formats -- Computer programming -- Computer science -- Computer security -- Computer software -- Computer system -- Computer -- Computing -- Context-free grammar -- Context-sensitive grammar -- Context-sensitive language -- Control flow -- Control store -- Control unit -- CORAL66 -- CP/M operating system -- CPL -- Cracking -- Cryptanalysis -- Cryptography -- Cybersquatting -- CYK algorithm -- Cyrix 6x86 --