India

Your knowledge of the Japanese language can be tested by taking the Japanese Language Proficiency Test, JLPT for short. There are five levels, lowest being N5 and highest being N1. The test is conducted twice a year, on the first Sunday of July and December.
In Delhi, there are many institutes that offer a course tailor made for JLPT. JNU offers under graduate and graduate programs in the Japanese language. The Japan Foundation (that conducts the JLPT worldwide) branch in New Delhi also offers Japanese language courses.

Finance has more job opportunities as compare to HR and production.
Just take an example:- An organisation with 100 employees will have only 2-3 HR people, limited number of production employees that too unique to the work of that organisation, whereas finance people will be more as they need to look after capital required for resources/salary of employees/financing issues/capital. Even after switching from current organisation, your skills will help you to grab a better offer. So, in my view, Finance is better as compared to other two.

Admission in B.Com at colleges under Delhi University is based on cut off marks in +2 board examination based on best of four subjects including English. You may refer to DU website for detailed process.

SCADa is used now. PLC is going outdated. I would recommend SCADA and not PLC.

Bharati Vidyapeeth's Jawaharlal Nehru Institute of Technology, Barapada School of Engineering and Technology, Bhadrak, Dayanand Sagar College of Engineering Bangalore, Government Polytechnic College - Ahmedabad are some of those providing polytechnic in CS. All these mentioned colleges are reputed and rank good in India.

Following are top colleges for Pharmacy education as assessed by MHRD for 2016:
(a) Manipal College of Pharmaceutical Sciences, Manipal
(b) University institute of pharmaceutical sciences, Chandigarh
(c) Jamia Hamdard, New Delhi
(d) Poona College of Pharmacy, Erandwane, Pune
(e) Institute of Pharmacy, Nirma University, Ahmedabad
(f) Bombay College of Pharmacy, Mumbai
(g) Birla Institute of technology, Ranchi
(h) Amrita School of Pharmacy, Kochi
(I) JSS college of Pharmacy, Ootacamund
(j) JSS college of Pharmacy, Mysuru