Can Iraq Use Sukhoi 25 from Russia Effectively?

This is Sukhoi 25 fighter for ground attack. Though it is rather outdated, Prime Minister Nouri al Maliki of Iraq was impatient with the delay of F-16 and Apache arrival from the United States. Therefore, he received Sukhoi 25 fighters from Russia to fight against the Islamic State of Iraq and al Shaam. Can US-trained Iraqi pilots fly Soviet era fighters, once deployed by Saddam's air force?
See the above video of its combat mission in Chechnya.