What is a GRE test for?

What does the GRE test consist of?

Is the GRE test difficult?

What is considered a good score on the GRE?

What is a perfect score on a GRE?

How much does it cost to take the GRE?

Can you fail a GRE test?

What is the GRE score required for Harvard University?

How long does it take to prepare for the GRE?

Who has to take GRE?

How long is a gre good for?