Hello friends, im planning to take up OCA exam. But,find it little confused to decide which one from the three options if 1Z0-007 or 1Z0-047 or 1Z0-051...im a BE (CSE) graduate. Since i have learnt little SQL in my syllabus..i know little basics. So,should i take up SQL expert or intro has much more than jus basics. Please help me out. Thank you.