Answer:
Yes, he can configure the Mail application on the iPad to link to an e-mail server by using the IMAP and SMTP protocols.
Explanation:
A user recently uses that mail client Exchange through his desktop computer. Which used the IMAP and SMTP protocols he uses it only to link to such an email server operated by a network provider. He then just bought an iPad as well as decided to set up the mail application to link to his mail client.
So, through the IMAP and SMTP protocols, he should customize the Mail software on the iPad to link to such an e-mail server.