True/False
Most databases created today do not use the hierarchical or network models;these models are generally used with legacy systems that are still operational and must be maintained.
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q39: During _,the fields in the tables are
Q40: At the top of the data hierarchy
Q43: Web databases allow Web pages to be
Q44: Objects stored in an OODBMS can be
Q46: As part of its disaster-recovery plan,some firms
Q57: Arranging data for efficient retrieval is called
Q61: A(n) _ is a small table consisting
Q61: _ are made up of related records.<br>A)
Q69: At the lowest level, words are entered
Q92: Virtually all DBMSs include a _ for