Database Systems - Study Mode

[#1] What is the abbreviation used for a software package that permits the users to create, retrieve and maintain records in a database?
Correct Answer

(D) DBMS

[#2] Which of the following is not an advantage of the data-base approach?
Correct Answer

elimination of the data redundancy

[#3] A data dictionary doesn't provide information about:
Correct Answer

(B) the size of the disk storage device

[#4] Data encryption techniques are particularly useful for
Correct Answer

(C) protecting data in data communication systems

[#5] It is more accurate to define a _____ as a variety of different record types that are treated as a single unit
Correct Answer

(A) Database