Upvote:0
Firstly, with two refusals already, don't apply again any time soon. You will appear to be desperate and that will make your case weaker.
Secondly, you must address the issues raised by the ECO in your next application. Specifically, why do you need ten weeks for a short test; why should your employer release you for that time; how will you support yourself for the period of your visit (your claimed savings are nowhere near enough); what reasons do you have to return home after your visit.
Upvote:2
There are three straightforward reasons for your refusal.
Any future application should definitely only be for the minimum amount of time necessary to sit the exam. This will help with the plausibility of your job leave too. Beingbinbyour job longer and having more savings would not hurt. But the history of This application may hurt your future chances.