View the Exhibit for some of the current parameter settings.
A user logs in to the HR schema and issues the following commands:
SQL> CREATE TABLE emp
(empno NUMBER(3), ename VARCHAR2(20), sal NUMBER(8,2));
SQL> INSERT INTO emp(empno,ename) VALUES(1,’JAMES’);
At this moment, a second user also logs in to the HR schema and issues the following command:
SQL> ALTER TABLE emp MODIFY sal NUMBER(10,2);
What happens in the above scenario?
A. A deadlock is created.
B. The second user’s command executes successfully.
C. The second user’s session immediately produces the resource busy error.
D. The second user’s session waits for a time period before producing the resource busy error.
|
Download Printable PDF. VALID exam to help you PASS. |
 |