CTET

Social Science would be a better option, if you have studied commerce stream in class 12th with subjects like economics. Otherwise, it would be better to apply for PGT for commerce teacher post. If you are applying for TGT, then you won't have option for commerce subject, as it is only taught at +2 level. Hence, social Science is the only option or you can also go for Maths if you have studied Maths at +2.

Yes, if you are qualified in CTET then you can apply for teaching job in Rajasthan.

No, You need to pass both the papers of the respective examination to be considered Pass. If you are unable to appear for the first paper, You can attempt both the papers in next attempt. However, passing single paper does not qualify you for the examination.

No, CTET exam 2023 isn't postponed rather it is said that it would be conducted from 9th January - 7th February of 2023. Don't trust fake news like this.

Yes
Central Teaching Eligibility Test CTET is divided into 2 levels or papers. Paper I is for candidates who wish to teach classes 1 to 5 and Paper II is for candidates who wish to teach classes 6 to 8. In case candidates wish to qualify to teach classes 1to 8, they can appear for both papers in CTET.

Yes
Candidates who want to teach classes 1 to 8 need to appear for both papers. The CTET Paper 1 eligibility is different from CTET Paper 2 eligibility criteria.

You have to check your application status or check your admit card after few hours otherwise, your form is rejected.