Question

Which one of the following given statements possibly contains an error?


a.
select emp_id from emp where emp_id = 1006;


b.
select * from emp where emp_id = 1003;


c.
select emp_id from emp;


d.
select emp_id where emp_id = 1009 and Lastname = 'Singh';

Answer 1

Answer:

b. select * from emp where emp_id = 1003

Explanation:

because in emp there is no emp id

Answer 2

Answer:

b. select * from emp where emp_id = 1003

Explanation: