Certificate

Hello,
I hope you are doing well. Please check the following document required for JEE advance to resolve your query
One copy of Provisional Seat Allocation letter [to be downloaded from the JoSAA portal]. Original receipt of proof of payment for seat acceptance fee of Rs.45,000 (for GEN, OBC-NCL and Foreign) or Rs.20,000 (for SC, ST, GEN-PwD, OBC-NCL-PwD, SC-PwD, ST-PwD) in State Bank of India using E-Challan [to be downloaded from the JoSAA portal]. Filled-up Undertaking by the candidate [as per Annexure 9 given in JoSAA website]. Duly certified original medical report [as per Annexure 8 given in JoSAA website]. Two Passport size photographs of the candidate. Original and one photocopy of Admit Card of JEE Advanced 2015. Original and one attested photocopy of Birth certificate or equivalent original certificate as proof of date of birth. Original and one attested photocopy of Certificate as proof of Name [to tally with the entry in JoSAA database] (example: Marksheet or Certificate of Xth Exam). Original and one attested photocopy of Category (SC / ST) certificate, if applicable, in the format given in JoSAA website (Issued by competent authority). Original and one attested photocopy of Certificate of category of OBC-NCL (central list of NCBC), if applicable, is to be issued by the competent authority in the prescribed format given in JoSAA website and should clearly mention that the candidate belongs to Non Creamy Layer. The certificate should have been issued after 1st June, 2014. Original and one attested photocopy of valid Disability certificate (if applicable) for PwD candidates. Original and one photocopy of valid Nationality certificate/document/passport (if applicable) for candidates with nationality as Foreign, OCI and PIO card holders. Original and one photocopy of valid Class XII marks sheet.

You will have to appear for the walk-in interview as conducted by jet and after qualification of the same you shall be allowed admission to their training Academy.
In general Candidate Profile for Freshers for cabin crew is as under :
Age:Between 18 and 27 years
Minimum Height:Men - 170 cms and Women - 157 cms
Weight:In proportion to height
Educational Qualification:HSC (10 + 2). Candidates who are appearing for their HSC examinations can also apply
Physical features:Pleasing personality, clear complexion (scars, pimples and blemishes not acceptable) and good eyesight
Marital Status:Unmarried
Language skills:Fluency in English and Hindi. Proficiency in a foreign language will be an added advantage.
Interactive skills:Excellent communication and good interpersonal skills
Nationality:Indian citizens only
Passport:Must possess a valid Indian passport or should have applied for a passport
Mandatory Documentation :Must possess a Pan Card and Aadhaar Card
So that becomes very clear that it merely requires some grooming to get the job of a cabin crew. They don't demand much from candidates.
You should be interpersonally sound and capable to handle people from different cultures.
Cabin crew is the face of the airline. Coz they face the passengers for the first time.
Foreign languages like German, French, Russian, Arabic, Chinese and Japanese, Can allow you to get an edge over others.
As this allows the airline to roster you on routes where such languages are spoken.