Not strictly. In most situations these are just common nouns. Occasionally you'll see subjects given capitals, especially when people are thinking of the title of a department, and that's usually acceptable.
Yes, you should capitalize the name of a feasibility study as it is a proper noun.
No. Class should not be capitalized.
Yes, you should capitalize "French" when referring to a French language class as it is a proper noun.
No, "management class" is not capitalized in a sentence unless it is part of a title or at the beginning of a sentence.
Yes, "French" should be capitalized when referring to the language or people of France in a class context.
No.
Study hard and pay attention in class. Develop study skills that are right for you and use them diligently.
Yes, you should capitalize the name of a feasibility study as it is a proper noun.
If you are talking about it as a field of study you would capitalize it, but if you say I study math in general then not capitalized
No. Class should not be capitalized.
absolutely
yes
Yes, you should capitalize "French" when referring to a French language class as it is a proper noun.
Yes. It should be--- Federal Work- Study Program.
No, it's not necessary.
Yes. It should be----- Twenty-first Century Skills
No, "management class" is not capitalized in a sentence unless it is part of a title or at the beginning of a sentence.