8 8 points Locking methods are one of the most common techniques used in concurrency control. There are different levels of lock use. Use the following scenario to illustrate and explain how a table-level lock and a page-level lock work. Scenario: Transaction 1 (T1) wants to update row 5 in Table A Transaction 2 (T2) wants to update row 2 in Table A Note: Page 1 contains rows 1-3 in Table A and Page 2 contains rows 4-6 in Table A h BIU A A I xx E 12pt Paragraph fr 9 6 points Use one business example to illustrate the atomicity property of transactions and what will happen if the atomicity property is not followed. BIU A A ===xx 18 12pt Paragraph DED