A relational database model is designed according to set of rules known as
Normalization
Isolation
Grouping
Enumeration
Correct answer is A
No explanation has been provided for this answer.
The following are attributes of computer virus except the ability to
Modify other files
Replicate itself in order to spread to other files and system
Execute without the user's approval
Warn the user before execution
Correct answer is D
No explanation has been provided for this answer.
Computer virus is not transmitted through
Formatting of documents
External storage device
Internet
Correct answer is A
No explanation has been provided for this answer.
The computer professional responsible for designing and maintaining a database is called database
Programmer
Operator
Instructor
Administrator
Correct answer is D
No explanation has been provided for this answer.
Precautionary measures on computer do not include
Handling all files with care
Giving access to unauthorized persons into the computer room
Avoiding smoking in the computer room
Avoiding dirts and dust in the computer room
Correct answer is B
No explanation has been provided for this answer.