If each access to a file is controlled by a password, then the disadvantage is that :
A. user will need to remember a lot of passwords
B. it is not reliable
C. it is not efficient
D. All of these
Answer:A
If each access to a file is controlled by a password, then the disadvantage is that :
A. user will need to remember a lot of passwords B. it is not reliable C. it is not efficient D. All of these
Explanation: None.