Day 13. The Future: COM+

COM+ is correctly named since it is largely COM, which you learned about on Day 8. If you have not read this lesson, you should do so before you continue. While COM+ is an extension of COM, two huge improvements have been added. The first is an updated version (3.0) of Microsoft Transaction Server (MTS). MTS is no longer separate from COM. The combined COM and MTS team has updated and integrated MTS into COM so they now function as one. Along with the MTS/COM merger, this lesson will cover quite a few features now available in COM+ including:

  • Just-in-Time activation

  • Resource pooling

  • Queued components

  • Events

  • Automatic transactions

  • Threading

  • Constructor strings

These features continue the maturation process of Windows DNA by ...

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