Final answer:
Data redundancy is the least desirable attribute in a database management system, as it can lead to inefficiencies and inconsistencies.
Step-by-step explanation:
The attribute that would be least likely to be considered desirable in a database management system (DBMS) is A) Data redundancy. Data redundancy refers to the unnecessary duplication of data within the database, which can result in inefficient use of storage space and potential inconsistency issues. The other options, B) Quick response to users' request for information, C) Control of users' identification numbers and passwords, and D) Logging of terminal activity, are generally regarded as crucial features for the performance, security, and auditing purposes of a DBMS.