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Introduction to Database

Q1:

Which of the following products was the first to implement true relational algebra in a PC DBMS?

A IDMS

B Oracle

C dBase-II

D R:base

ANS:D - R:base

Created by Wayne Erickson in 1981, the original R:Base database was written on a Heathkit CPM computer that Erickson built at home.

Current R:Base product:

1) R:BASE 7.6 for Windows.
2) R:BASE eXtreme 9.5 (32) for Windows.
3) R:BASE eXtreme 9.5 (64) for Windows.



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