GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
5. | Data integrity control | |
A. | is used to set upper and lower limits on numeric data | |
B. | requires the use of passwords to prohibit unauthorized access to the file | |
C. | has the data dictionary keep the date and time of last access last back-up, and most recent modification for all files | |
D. | All of the above | |