Not really, it would look a bit odd if you could not write properly.
As with ALL job applications, the answers are simple: they are YOUR answers.
There is no software available to help with filling out job applications. All job applications are set up a bit differently so it wouldn't work. You can put common answers in a word document and copy/paste answers.
Yes, "QA Manager" should be capitalized as it is a job title or role within a company.
Yes, "Director of Nursing" should be capitalized when used as a formal job title.
No, astronomy is not capitalized when used in a sentence. The only time it is capitalized is when its used in a title of something.
No, "office manager" should not be capitalized unless it is being used as part of a specific job title, in which case it would be capitalized as in "Office Manager."
Yes, job titles should be capitalized when included as part of a list to show their importance and distinction within the context of the list.
Yes, "Infantryman" should be capitalized as it is a specific job title or role within the military.
There is not one. All applications are done online.
You may have to submit many job applications before you get a job offer.
All proper nouns should be capitalized but all words are capitalized at the beginning of the sentence.
Yes, "Notary Public" should be capitalized as it is a title or a specific job designation.