tds on job on contract basis

Sir,
I have appointed in Pvt Ltd co.
they told me that till 3 month you are on contract basis and your salary will be 15000 per month, and Rds will be deducted 10% under 194 J....
after 3 month on the basis of performance on will be on permanemt...
my question is that my annual income is below taxable income .... and how i will show my 194 J income ... can I show this income as 44 ADA ....or I should told my employer to deduct tds on contact basis under section 194 C contract ....