Week 6

Question 1

when SQL contain flow of control commands?

Answer 1

in 1999

Question 2

history of SQL?

Answer 2

In 1974, D. chamberlin defined language called ‘structured english query languge’ (SEQUEL). SEQUEL/2 in 1976.

Question 3

5 ways to protect a computer system using computer-based controls?

Answer 3

1. View
2. Backup
3. Journaling
4. Integrity
5. Encryption