Pls see the attach file and Explain the Answer

So - the message has still not got through that you won't get your homework done for you here huh? Demonstrate a modicom of effort on your part or stop posting your assignments.
Relationship Cardinalities
Normalization

Dear dbconcept

To save you doing any work perhaps you should just give us the email address of your lecturer and we’ll send our answers directly to him.

Mike

PS What name should we sign it?

Ok
Here is my effort

First Normal Form

Yes the Student_Credithours is in first Normal Form

2ND Normal Form

No it is not in 2NF. we will split the table into three Tables i.e.
Student (StdId , StuName,age) PK stdid
Discipline ( Disciplineid, Disciplinename,totalCreditHr) PK Disciplineid
Student_Credithour (StdId, Disciplineid, EaranedCredithr) FK StdId, Disciplineid

Pls correct if i am wrong and for 3rd NF pls help me out pootle flump

Disciplineid, Disciplinename,totalCreditHr are not part of the question. There is no requirement to invent new attributes.

he hasn't copy/pasted the entire assignment